{"id":6226,"date":"2025-04-30T16:43:16","date_gmt":"2025-04-30T08:43:16","guid":{"rendered":"https:\/\/www.cjmsteelgroup.com\/?p=6226"},"modified":"2025-06-06T16:55:26","modified_gmt":"2025-06-06T08:55:26","slug":"bridge-structural-steel","status":"publish","type":"post","link":"https:\/\/www.cjmsteelgroup.com\/es\/bridge-structural-steel.html","title":{"rendered":"Chapa y bobina de acero para puentes"},"content":{"rendered":"<div class=\"wp-block-themepark-block-themepark-product-head content_pro bing undefined\" style=\"background-color:#ffffff;margin-bottom:20px;\"><div class=\"tab_pic\" style=\"width:46%\"><div class=\"left_post_pic\"><a class=\"swipebox\" href=\"https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2025\/04\/Durable-Bridge-Steel-Coil-for-Structural-Applications.jpg\"><img decoding=\"async\" class=\"lazy lazyload\" data-src=\"https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2025\/04\/Durable-Bridge-Steel-Coil-for-Structural-Applications.jpg\" 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data-src=\"https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2025\/04\/Various-Sizes-and-Specifications-of-Bridge-Steel-Plates-and-Coils-for-Custom-Projects-150x150.jpg\" alt=\"\u793a\u4f8b\u4ea7\u54c1\uff1aSECY\u914d\u4ef6\/\u5239\u8f66\u7247\/\u6563\u70ed\u7247\/\u5236\u51b7\u8bbe\u5907\"\/><\/a><\/div><\/div><\/div><a class=\"swiper-next\"><i class=\"fas fa-angle-right\"><\/i><\/a><a class=\"swiper-prev\"><i class=\"fas fa-angle-left\"><\/i><\/a><\/div><\/div><div class=\"ds\" style=\"width:49%\">\n<div class=\"wp-block-column\"><header class=\"post_title_head\" ><div class=\"title\"style=\"border-bottom:1px solid #e8e8e8;\"><h1 class=\"h1title\" style=\"font-size:23px;color:#e21f2f;\">Planchas y bobinas de acero para puentes<\/h1><span class=\"stitle\" style=\"color:#666666;font-size:16px;\">Chapa de acero de alta resistencia para puentes<span><\/div><\/header><ul class=\"csbox_pt\"  ><li style=\"border-bottom:1px solid #e8e8e8;\"><span style=\"font-size:14px;color:#666666;width:99px;\">Origen<\/span><span style=\"color:#202020;\">China<\/span><\/li><li style=\"border-bottom:1px solid #e8e8e8;\"><span style=\"font-size:14px;color:#666666;width:99px;\">Plazo de entrega<\/span><span style=\"font-size:16px;color:#202020;\">\u22657 d\u00edas<\/span><\/li><li style=\"border-bottom:1px solid #e8e8e8;\"><span style=\"font-size:14px;color:#666666;width:99px;\">Demanda<\/span><span style=\"font-size:16px;color:#202020;\">Personalizable<\/span><\/li><li style=\"border-bottom:1px solid #e8e8e8;\"><span style=\"font-size:14px;color:#666666;width:99px;\">MOQ<\/span><span style=\"color:#202020;\"> 1 tonelada<\/span><\/li><\/ul><\/div>\n\n\n\n<div class=\"wp-block-column\">\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<section class=\"wp-block-themepark-block-themepark-listbox thempark-block themepark_listbox\" style=\"text-align:left;\"><ul class=\"themepark_listbox_list\" style=\"padding-left:2%;padding-right:2%;\"><li style=\"font-size:14px;line-height:24px;margin-bottom:3px;padding-left:29px;\"><a href=\"tel:8618191906640\"><i class=\"fas fa-phone-volume\" style=\"color:#666666;line-height:24px\"><\/i><\/a><a href=\"tel:8618191906640\" style=\"font-size:14px;line-height:24px;margin-bottom:3px;\"><span>M\u00f3vil +8618191906640<\/span><\/a><\/li><li style=\"font-size:14px;line-height:24px;margin-bottom:3px;padding-left:29px;\"><a href=\"mailto:info@cjmstainlesssteel.com\"><i class=\"far fa-envelope\" style=\"color:#666666;line-height:24px\"><\/i><\/a><a href=\"mailto:info@cjmstainlesssteel.com\" style=\"font-size:14px;line-height:24px;margin-bottom:3px;\"><span>Correo electr\u00f3nico: info@cjmstainlesssteel.com<\/span><\/a><\/li><\/ul><div class=\"themepark_listbox_ba\" style=\"opacity:1;\"><\/div><\/section>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column\" style=\"flex-basis:25%\">\n<div class=\"wp-block-themepark-block-btn themepark-i-btn-out zixun\" style=\"text-align:undefined;\"><div class=\"themepark-i-btn-out_ins\" style=\"\"><div class=\"themepark-i-btn-out_in\"><div class=\"themepark-i-btn\" style=\"background-color:#6ba900;color:#ffffff;font-size:16px;border-radius:16px;\"><a href=\"#FORM\" rel=\"noopener noreferrer \">Solicitar presupuesto<\/a><a class=\"hovers\" data-title=\"Get A Quote\" style=\"background-color:#6ba900;border-radius:16px;\" href=\"#FORM\" rel=\"noopener noreferrer\" target=\"_self\"><\/a><\/div><\/div><\/div><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column\">\n<div class=\"wp-block-themepark-block-btn themepark-i-btn-out\" style=\"text-align:undefined;\"><div class=\"themepark-i-btn-out_ins\" style=\"\"><div class=\"themepark-i-btn-out_in\"><div class=\"themepark-i-btn\" style=\"background-color:#6ba900;color:#ffffff;font-size:16px;border-radius:16px;\"><a href=\"mailto:info@cjmstainlesssteel.com\" rel=\"noopener noreferrer \">Enviar correo electr\u00f3nico<\/a><a class=\"hovers\" data-title=\"Send Email\" style=\"background-color:#6ba900;border-radius:16px;\" href=\"mailto:info@cjmstainlesssteel.com\" rel=\"noopener noreferrer\" target=\"_self\"><\/a><\/div><\/div><\/div><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-themepark-block-themepark-tab thempark-block thempark_tab_box undefined\" style=\"margin-bottom:20px;\" bloop=\"no\" auto=\"no\" mouse=\"click\"><div class=\"content_tab_title\" style=\"background-color:#eaeaea;\"><div class=\"fidxtab\" style=\"background-color:#eaeaea;\"><div class=\"btn active  tabcolor5\" style=\"\"><span class=\"tabtt\" style=\"\"><i class=\"fas fa fa-fas fa-clipboard-check\" style=\"\"><\/i> Descripci\u00f3n del producto<\/span><\/div><div class=\"btn tabcolor5\" style=\"\"><span class=\"tabtt\" style=\"\"><i class=\"fas fa fa-fas fa-align-left\" style=\"\"><\/i>Visualizaci\u00f3n de existencias<\/span><\/div><div class=\"btn tabcolor5\" style=\"\"><span class=\"tabtt\" style=\"\"><i class=\"fas fa fa-fas fa-file-image\" style=\"\"><\/i>Inspecci\u00f3n y envasado<\/span><\/div><\/div><\/div><div class=\"swiper-container content_tab_swiper\" style=\"background-color:#ffffff;\"><div class=\"swiper-wrapper\">\n<div class=\"wp-block-column ecdorbox0 swiper-slide tap_s-box active\" style=\"flex-basis:100px\">\n<h2 class=\"wp-block-heading has-medium-font-size\"><strong>Planchas y bobinas de acero para puentes de calidad superior para proyectos mundiales de infraestructuras<\/strong><\/h2>\n\n\n\n<p>Nuestra <strong>Placas de acero para puentes<\/strong> y <strong>Bobinas de acero para puentes<\/strong> est\u00e1n especialmente dise\u00f1ados para su uso en la construcci\u00f3n de puentes ferroviarios y de carretera duraderos y fiables. Centrados en la solidez, la soldabilidad y la resistencia a la corrosi\u00f3n, nuestros productos cumplen las normas internacionales, entre las que se incluyen <strong>GB<\/strong>, <strong>ASTM<\/strong>y <strong>ES<\/strong>y son ideales para diversas estructuras de puentes, como tableros, soportes y cimientos.<\/p>\n\n\n\n<p><strong>Normas de productos<\/strong>:<\/p>\n\n\n\n<p><strong>EN 10025<\/strong><\/p>\n\n\n\n<p><strong>GB\/T 714<\/strong><\/p>\n\n\n\n<p><strong>ASTM A709 Gr.36 \/ Gr.50<\/strong><\/p>\n\n\n\n<p>Para ayudarle a comprender mejor la calidad y el rendimiento de nuestros productos de acero para puentes, hemos preparado tablas detalladas que describen su composici\u00f3n qu\u00edmica y sus propiedades mec\u00e1nicas. Estas especificaciones son esenciales para evaluar la resistencia, la soldabilidad y la idoneidad general para aplicaciones estructurales y de puentes.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-1\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"975\" height=\"569\" src=\"https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2025\/04\/Durable-Bridge-Steel-for-Structural-Applications.png\" alt=\"\" class=\"wp-image-6411\" srcset=\"https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2025\/04\/Durable-Bridge-Steel-for-Structural-Applications.png 975w, https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2025\/04\/Durable-Bridge-Steel-for-Structural-Applications-300x175.png 300w, https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2025\/04\/Durable-Bridge-Steel-for-Structural-Applications-768x448.png 768w, https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2025\/04\/Durable-Bridge-Steel-for-Structural-Applications-18x12.png 18w\" sizes=\"auto, (max-width: 975px) 100vw, 975px\" \/><\/figure>\n<\/figure>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Calidad y dimensiones del acero<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td rowspan=\"2\">Calidad del acero<\/td><td colspan=\"3\">Dimensiones (mm)<\/td><td rowspan=\"2\">Est\u00e1ndar<\/td><td rowspan=\"2\">Condiciones de entrega<\/td><\/tr><tr><td>Espesor<\/td><td>anchura<\/td><td>Longitud<\/td><\/tr><tr><td>Q345qC~E Q370qC~E<\/td><td>6~150 6~120<\/td><td rowspan=\"6\">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;1050~4050<\/td><td rowspan=\"6\">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;5000~23000<\/td><td rowspan=\"5\">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;GB\/T 714<\/td><td>AR\u3001N\u3001TMCP<\/td><\/tr><tr><td>Q345qNHD~F Q370qNHD~F Q420qNHD~F<\/td><td>6~100 6~100 6~80<\/td><td>&nbsp;AR\u3001TMCP\u3001TMCP+T<\/td><\/tr><tr><td>Q500qNHD~F<\/td><td>6~80<\/td><td>TMCP+T\u3001QT<\/td><\/tr><tr><td>Q420qD~F Q460qD~F Q500qD~F<\/td><td>6~90 6~80 6~80<\/td><td>&nbsp;TMCP TMCP+T<\/td><\/tr><tr><td>Q690qD~F<\/td><td>10~50<\/td><td>TMCP+T\u3001QT<\/td><\/tr><tr><td>A709 Gr.36\/ Gr.50 A709-50F-2\/50T-2 A709 Gr.50WA\/WB<\/td><td>6~150 6~150 6~100<\/td><td>Q\/SGZGS 0335.3 ASTM A709<\/td><td>&nbsp;AR\u3001CR\u3001TMCP\u3001N<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p><strong>Composici\u00f3n qu\u00edmica<\/strong><\/p>\n\n\n\n<p>Tabla 1 Requisitos para la composici\u00f3n P\u3001S\u3001B\u3001H de varios grados.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td rowspan=\"3\">Grado de calidad<\/td><td colspan=\"4\">Composici\u00f3n qu\u00edmica\uff0c %<\/td><\/tr><tr><td>P<\/td><td>S<\/td><td>Ba,b<\/td><td>Ha<\/td><\/tr><tr><td colspan=\"4\">\u2264<\/td><\/tr><tr><td>C<\/td><td>0.030<\/td><td>0.025<\/td><td rowspan=\"4\">&nbsp;&nbsp;0.0005<\/td><td rowspan=\"4\">&nbsp;&nbsp;0.0002<\/td><\/tr><tr><td>D<\/td><td>0.025<\/td><td>0.020<\/td><\/tr><tr><td>E<\/td><td>0.020<\/td><td>0.010<\/td><\/tr><tr><td>F<\/td><td>0.015<\/td><td>0.006<\/td><\/tr><tr><td colspan=\"5\"><strong>Nota:<\/strong><br>a. Cuando el proveedor pueda garantizar los elementos residuales B y H en el grado de acero, podr\u00e1 omitirse el an\u00e1lisis qu\u00edmico.<br>b. Para los aceros templados y revenidos con boro (B) a\u00f1adido intencionadamente, esta limitaci\u00f3n no se aplica; el an\u00e1lisis debe realizarse e incluirse en el certificado de calidad.<br>c. Para los grados de acero Q420 y superiores, el contenido de azufre (S) no ser\u00e1 superior a 0,015%.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>Tabla 2 Composici\u00f3n qu\u00edmica del acero laminado en caliente o normalizado<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td rowspan=\"3\">&nbsp;Calidad del acero<\/td><td rowspan=\"3\">&nbsp;Grado de calidad<\/td><td colspan=\"11\">Composici\u00f3n qu\u00edmica\uff08%\uff09<\/td><\/tr><tr><td>C<\/td><td>Si<\/td><td rowspan=\"2\">Mn<\/td><td rowspan=\"2\">Nba<\/td><td rowspan=\"2\">Va<\/td><td rowspan=\"2\">Tia<\/td><td rowspan=\"2\">Alsa,b<\/td><td>Cr<\/td><td>Ni<\/td><td>Cu<\/td><td>N<\/td><\/tr><tr><td colspan=\"2\">\u2264<\/td><td colspan=\"4\">\u2264<\/td><\/tr><tr><td>Q345q<\/td><td rowspan=\"2\">C D E<\/td><td rowspan=\"2\">0.18<\/td><td rowspan=\"2\">0.55<\/td><td>0.90~1.60<\/td><td rowspan=\"2\">0.005~0.060<\/td><td rowspan=\"2\">0.010~0.080<\/td><td rowspan=\"2\">0.006~0.030<\/td><td rowspan=\"2\">0.010~0.045<\/td><td rowspan=\"2\">0.30<\/td><td rowspan=\"2\">0.30<\/td><td rowspan=\"2\">0.30<\/td><td rowspan=\"2\">0.0080<\/td><\/tr><tr><td>Q370q<\/td><td>1.00~1.60<\/td><\/tr><tr><td colspan=\"13\"><strong>Nota:<\/strong><br>a. Para las calidades de acero de tipo A, el aluminio (Al), el niobio (Nb), el vanadio (V) y el titanio (Ti) pueden a\u00f1adirse individualmente o combinados. Cuando se a\u00f1adan individualmente, su contenido deber\u00e1 ajustarse al intervalo especificado en la tabla. Cuando se a\u00f1adan en combinaci\u00f3n, al menos un elemento de aleaci\u00f3n deber\u00e1 cumplir el l\u00edmite inferior especificado en la tabla, y el contenido total de Nb + V + Ti no superar\u00e1 0,22%.<br>b. Cuando el c\u00e1lculo se base en el contenido total de aluminio (Alt), el Alt deber\u00e1 estar comprendido entre 0,015% y 0,050%.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>Tabla 3 Composici\u00f3n qu\u00edmica del acero laminado termomec\u00e1nico<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td rowspan=\"3\">&nbsp;Grado<\/td><td rowspan=\"3\">&nbsp;Grado de calidad<\/td><td colspan=\"12\">Composici\u00f3n qu\u00edmica\uff08%\uff09<\/td><\/tr><tr><td>C<\/td><td>Si<\/td><td rowspan=\"2\">Mna<\/td><td rowspan=\"2\">Nbb<\/td><td rowspan=\"2\">Vb<\/td><td rowspan=\"2\">Tib<\/td><td rowspan=\"2\">Alsb,c<\/td><td>Cr<\/td><td>Ni<\/td><td>Cu<\/td><td>Mo<\/td><td>N<\/td><\/tr><tr><td colspan=\"2\">\u2264<\/td><td colspan=\"5\">\u2264<\/td><\/tr><tr><td>Q345q<\/td><td>C D E<\/td><td rowspan=\"2\">&nbsp;0.14<\/td><td rowspan=\"5\">&nbsp;&nbsp;&nbsp;0.55<\/td><td>0.90~1.60<\/td><td rowspan=\"5\">&nbsp;&nbsp;&nbsp;0.010~0.090<\/td><td rowspan=\"5\">&nbsp;&nbsp;&nbsp;0.010~0.080<\/td><td rowspan=\"5\">&nbsp;&nbsp;&nbsp;0.006~0.030<\/td><td rowspan=\"5\">&nbsp;&nbsp;&nbsp;0.010~0.045<\/td><td rowspan=\"2\">&nbsp;0.80<\/td><td rowspan=\"2\">&nbsp;0.30<\/td><td rowspan=\"5\">&nbsp;&nbsp;&nbsp;0.30<\/td><td rowspan=\"2\">&nbsp;&nbsp;&#8211;<\/td><td rowspan=\"5\">&nbsp;&nbsp;&nbsp;0.0080<\/td><\/tr><tr><td>Q370q<\/td><td>D E<\/td><td>1.00~1.60<\/td><\/tr><tr><td>Q420q<\/td><td rowspan=\"3\">D E F<\/td><td rowspan=\"3\">&nbsp;0.17<\/td><td rowspan=\"3\">&nbsp;1.00~1.70<\/td><td rowspan=\"2\">0.50<\/td><td rowspan=\"2\">0.30<\/td><td>0.20<\/td><\/tr><tr><td>Q460q<\/td><td>0.25<\/td><\/tr><tr><td>Q500q<\/td><td>0.80<\/td><td>0.70<\/td><td>0.30<\/td><\/tr><tr><td colspan=\"14\"><strong>Nota:<\/strong><br>a. Previo acuerdo entre el proveedor y el comprador, el contenido de manganeso (Mn) podr\u00e1 incrementarse hasta un m\u00e1ximo de 2,00%.<br>b. El aluminio (Al), el niobio (Nb), el vanadio (V) y el titanio (Ti) pueden a\u00f1adirse individualmente o combinados. Cuando se a\u00f1adan individualmente, su contenido deber\u00e1 ajustarse a los valores especificados en la tabla. Cuando se a\u00f1adan en combinaci\u00f3n, al menos un elemento de aleaci\u00f3n deber\u00e1 cumplir el l\u00edmite m\u00ednimo especificado, y el contenido total de Nb + V + Ti no superar\u00e1 0,22%.<br>c. Cuando se calcule en funci\u00f3n del contenido total de aluminio (Alt), el Alt oscilar\u00e1 entre 0,015% y 0,050%.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>Tabla 4 Composici\u00f3n qu\u00edmica del acero templado y revenido<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td rowspan=\"3\">Grado<\/td><td rowspan=\"3\">Grado de calidad<\/td><td colspan=\"12\">Composici\u00f3n qu\u00edmica\uff08%\uff09<\/td><\/tr><tr><td>C<\/td><td>Si<\/td><td rowspan=\"2\">Mn<\/td><td rowspan=\"2\">Nba<\/td><td rowspan=\"2\">Va<\/td><td rowspan=\"2\">Tia<\/td><td rowspan=\"2\">Alsa,b<\/td><td rowspan=\"2\">Cr<\/td><td rowspan=\"2\">Ni<\/td><td rowspan=\"2\">Cu<\/td><td rowspan=\"2\">Mo<\/td><td rowspan=\"2\">N<\/td><\/tr><tr><td colspan=\"2\">\u2264<\/td><\/tr><tr><td>Q500q<\/td><td rowspan=\"4\">&nbsp;&nbsp;&nbsp;D E F<\/td><td>0.11<\/td><td rowspan=\"4\">&nbsp;&nbsp;&nbsp;&nbsp;0.55<\/td><td rowspan=\"4\">&nbsp;&nbsp;&nbsp;0.80~1.70<\/td><td rowspan=\"2\">0.005~0.060<\/td><td rowspan=\"4\">&nbsp;&nbsp;&nbsp;0.010~0.080<\/td><td rowspan=\"4\">&nbsp;&nbsp;&nbsp;0.006~0.030<\/td><td rowspan=\"4\">&nbsp;&nbsp;&nbsp;0.010~0.045<\/td><td rowspan=\"2\">\u2264 0.80<\/td><td rowspan=\"2\">\u2264 0.70<\/td><td rowspan=\"2\">&nbsp;\u2264 0.30<\/td><td rowspan=\"2\">\u2264 0.30<\/td><td rowspan=\"4\">&nbsp;&nbsp;&nbsp;\u22640.0080<\/td><\/tr><tr><td>Q550q<\/td><td>0.12<\/td><\/tr><tr><td>Q620q<\/td><td>0.14<\/td><td rowspan=\"2\">&nbsp;0.005~0.090<\/td><td>0.40~0.80<\/td><td>0.25~1.00<\/td><td rowspan=\"2\">&nbsp;&nbsp;0.15~ 0.55<\/td><td>0.20~0.50<\/td><\/tr><tr><td>Q690q<\/td><td>0.15<\/td><td>0.40~1.00<\/td><td>0.40~1.20<\/td><td>0.20~0.60<\/td><\/tr><tr><td colspan=\"14\"><strong>Nota:<\/strong><br>El boro (B) puede a\u00f1adirse entre 0,005% y 0,030%.<\/td><\/tr><tr><td colspan=\"14\"><strong>Nota:<\/strong><br>a. El aluminio (Al), el niobio (Nb), el vanadio (V) y el titanio (Ti) pueden a\u00f1adirse individualmente o combinados. Cuando se a\u00f1adan individualmente, el contenido deber\u00e1 ajustarse a los valores especificados en la tabla. Cuando se a\u00f1adan en combinaci\u00f3n, al menos un elemento de aleaci\u00f3n deber\u00e1 cumplir el l\u00edmite m\u00ednimo especificado, y el contenido total de Nb + V + Ti no superar\u00e1 0,22%.<br>b. Cuando se calcule en funci\u00f3n del contenido total de aluminio (Alt), el Alt oscilar\u00e1 entre 0,015% y 0,050%.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>Tabla 5 Composici\u00f3n qu\u00edmica del acero resistente a la corrosi\u00f3n atmosf\u00e9rica<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td rowspan=\"3\">Grado<\/td><td rowspan=\"3\">Grado de calidad<\/td><td colspan=\"12\">Composici\u00f3n qu\u00edmica a\uff08%\uff09<\/td><\/tr><tr><td rowspan=\"2\">C<\/td><td rowspan=\"2\">Si<\/td><td rowspan=\"2\">Mn<\/td><td rowspan=\"2\">Nb<\/td><td rowspan=\"2\">V<\/td><td rowspan=\"2\">Ti<\/td><td rowspan=\"2\">Cr<\/td><td rowspan=\"2\">Ni<\/td><td rowspan=\"2\">Cu<\/td><td>Mo<\/td><td>N<\/td><td rowspan=\"2\">Alsb<\/td><\/tr><tr><td colspan=\"2\">\u2264<\/td><\/tr><tr><td>Q345qNH<\/td><td rowspan=\"7\">&nbsp;&nbsp;D E F<\/td><td rowspan=\"7\">&nbsp;&nbsp;&nbsp;\u2264 0.11<\/td><td rowspan=\"7\">&nbsp;&nbsp;&nbsp;0.15~ 0.50<\/td><td rowspan=\"7\">&nbsp;&nbsp;&nbsp;1.10~ 1.50<\/td><td rowspan=\"7\">&nbsp;&nbsp;&nbsp;0.010~ 0.100<\/td><td rowspan=\"7\">&nbsp;&nbsp;&nbsp;0.010~ 0.100<\/td><td rowspan=\"7\">&nbsp;&nbsp;&nbsp;0.006~ 0.030<\/td><td rowspan=\"5\">&nbsp;&nbsp;0.40~ 0.70<\/td><td rowspan=\"5\">&nbsp;&nbsp;0.30~ 0.40<\/td><td rowspan=\"5\">&nbsp;&nbsp;0.25~ 0.50<\/td><td>0.10<\/td><td rowspan=\"7\">&nbsp;&nbsp;&nbsp;0.0080<\/td><td rowspan=\"7\">&nbsp;&nbsp;0.015~0.050<\/td><\/tr><tr><td>Q370qNH<\/td><td>0.15<\/td><\/tr><tr><td>Q420qNH<\/td><td rowspan=\"3\">&nbsp;0.20<\/td><\/tr><tr><td>Q345qNH<\/td><\/tr><tr><td>Q460qNH<\/td><\/tr><tr><td>Q500qNH<\/td><td rowspan=\"2\">0.45~ 0.70<\/td><td rowspan=\"2\">0.30~ 0.45<\/td><td rowspan=\"2\">0.25~ 0.55<\/td><td rowspan=\"2\">0.25<\/td><\/tr><tr><td>Q550qNH<\/td><\/tr><tr><td colspan=\"14\"><strong>Nota:<\/strong><br>a. El niobio (Nb), el vanadio (V), el titanio (Ti) y el aluminio (Al) pueden a\u00f1adirse individualmente o en combinaci\u00f3n. Cuando se a\u00f1aden en combinaci\u00f3n, al menos un elemento de aleaci\u00f3n debe cumplir el l\u00edmite m\u00ednimo especificado, y el contenido total de Nb + V + Ti no exceder\u00e1 de 0,22%.<br>b. Cuando se calcule en funci\u00f3n del contenido total de aluminio (Alt), el Alt oscilar\u00e1 entre 0,020% y 0,055%.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>&nbsp;Ceq<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td rowspan=\"3\">&nbsp;&nbsp;Condiciones de entrega<\/td><td rowspan=\"3\">&nbsp;&nbsp;Grado de acero<\/td><td colspan=\"3\">Equivalente de carbono (CEV), %<\/td><\/tr><tr><td colspan=\"3\">Espesor\uff0cmm<\/td><\/tr><tr><td>\u2264 50<\/td><td>&gt; 50 \uff5e 100<\/td><td>&gt; 100 \uff5e 150<\/td><\/tr><tr><td rowspan=\"2\">&nbsp;Laminado en caliente o normalizado<\/td><td>Q345q<\/td><td>\u2264 0.43<\/td><td>\u2264 0.45<\/td><td rowspan=\"2\">&nbsp;<strong>Acuerdo mutuo<\/strong><\/td><\/tr><tr><td>Q370q<\/td><td>\u2264 0.44<\/td><td>\u2264 0.46<\/td><\/tr><tr><td rowspan=\"2\">&nbsp;Laminaci\u00f3n termomec\u00e1nica<\/td><td>Q345q<\/td><td>\u2264 0.38<\/td><td>\u2264 0.40<\/td><td rowspan=\"2\">&nbsp;&#8211;<\/td><\/tr><tr><td>Q370q<\/td><td>\u2264 0.38<\/td><td>\u2264 0.40<\/td><\/tr><tr><td rowspan=\"4\">&nbsp;&nbsp;&nbsp;Templado y revenido (Q&amp;T)<\/td><td>Q500q<\/td><td>\u2264 0.50<\/td><td>\u2264 0.55<\/td><td rowspan=\"4\">&nbsp;&nbsp;<strong>Acuerdo mutuo<\/strong><\/td><\/tr><tr><td>Q550q<\/td><td>\u2264 0.52<\/td><td>\u2264 0.57<\/td><\/tr><tr><td>Q620q<\/td><td>\u2264 0.55<\/td><td>\u2264 0.60<\/td><\/tr><tr><td>Q690q<\/td><td>\u2264 0.60<\/td><td>\u2264 0.65<\/td><\/tr><tr><td colspan=\"5\"><strong>Nota:<\/strong><br>La f\u00f3rmula de c\u00e1lculo del carbono equivalente:<br><strong>Ceq(%) = C + Mn\/6 + (Cr + Mo + V)\/5 + (Ni + Cu)\/15<\/strong>.<br>El equivalente en carbono para el acero resistente a la intemperie puede especificarse de mutuo acuerdo entre el proveedor y el comprador, bas\u00e1ndose en los valores de esta tabla.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>&nbsp;Pcm<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td rowspan=\"2\">&nbsp;Grado de acero<\/td><td>Pcm\uff0c %<\/td><td rowspan=\"2\">Grado de acero<\/td><td>Pcm\uff0c %<\/td><\/tr><tr><td>\u2264<\/td><td>\u2264<\/td><\/tr><tr><td>Q345q<\/td><td>0.20<\/td><td>Q500q<\/td><td>0.25<\/td><\/tr><tr><td>Q370q<\/td><td>0.20<\/td><td>Q550q<\/td><td>0.25<\/td><\/tr><tr><td>Q420q<\/td><td>0.22<\/td><td>Q620q<\/td><td>0.25<\/td><\/tr><tr><td>Q460q<\/td><td>0.23<\/td><td>Q690q<\/td><td>0.25<\/td><\/tr><tr><td colspan=\"4\"><strong>Nota:<\/strong><br>Para todos los grados de acero, excepto el acero resistente a la intemperie, cuando el contenido de carbono es inferior o igual a 0,12%, la soldabilidad del acero se eval\u00faa utilizando el factor de sensibilidad a la fisura de soldadura (Pcm) en lugar del equivalente de carbono. La f\u00f3rmula para el Pcm es la siguiente<br><strong>Pcm = C + Si\/30 + Mn\/20 + Cu\/20 + Ni\/60 + Cr\/20 + Mo\/15 + V\/10 + 5B<\/strong>.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p><strong>Propiedades mec\u00e1nicas<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td colspan=\"2\" rowspan=\"5\">&nbsp;&nbsp;&nbsp;Grado de acero<\/td><td colspan=\"5\">Ensayo de tracci\u00f3n (a, b)<\/td><td colspan=\"2\">Prueba de impacto (c)<\/td><\/tr><tr><td colspan=\"3\">Menor l\u00edmite el\u00e1stico (ReL \/ MPa)<\/td><td rowspan=\"3\">&nbsp;Resistencia \u00faltima a la tracci\u00f3n (Rm \/ MPa)<\/td><td rowspan=\"3\">Alargamiento tras fractura (A \/ %)<\/td><td rowspan=\"4\">&nbsp;&nbsp;Temperatura de ensayo (\u00b0C)<\/td><td rowspan=\"3\">&nbsp;Energ\u00eda absorbida por el impacto (KV2 \/ J)<\/td><\/tr><tr><td colspan=\"3\">Espesor (mm)<\/td><\/tr><tr><td>\u2265 3 \u2264 50<\/td><td>&gt; 50 \u2264 100<\/td><td>&gt; 100 \u2264 150<\/td><\/tr><tr><td colspan=\"5\">\u2265<\/td><td>\u2265<\/td><\/tr><tr><td rowspan=\"3\">&nbsp;&nbsp;Q345q<\/td><td>C<\/td><td rowspan=\"3\">&nbsp;&nbsp;345<\/td><td rowspan=\"3\">&nbsp;&nbsp;335<\/td><td rowspan=\"3\">&nbsp;&nbsp;305<\/td><td rowspan=\"3\">&nbsp;&nbsp;490<\/td><td rowspan=\"3\">&nbsp;&nbsp;20<\/td><td>0<\/td><td rowspan=\"3\">&nbsp;&nbsp;120<\/td><\/tr><tr><td>D<\/td><td>-20<\/td><\/tr><tr><td>E<\/td><td>-40<\/td><\/tr><tr><td rowspan=\"3\">&nbsp;&nbsp;Q370q<\/td><td>C<\/td><td rowspan=\"3\">&nbsp;&nbsp;370<\/td><td rowspan=\"3\">&nbsp;&nbsp;360<\/td><td rowspan=\"3\">&nbsp;&nbsp;&#8211;<\/td><td rowspan=\"3\">&nbsp;&nbsp;510<\/td><td rowspan=\"3\">&nbsp;&nbsp;20<\/td><td>0<\/td><td rowspan=\"3\">&nbsp;&nbsp;120<\/td><\/tr><tr><td>D<\/td><td>-20<\/td><\/tr><tr><td>E<\/td><td>-40<\/td><\/tr><tr><td rowspan=\"3\">&nbsp;&nbsp;Q420q<\/td><td>D<\/td><td rowspan=\"3\">&nbsp;&nbsp;420<\/td><td rowspan=\"3\">&nbsp;&nbsp;410<\/td><td rowspan=\"3\">&nbsp;&nbsp;&#8211;<\/td><td rowspan=\"3\">&nbsp;&nbsp;540<\/td><td rowspan=\"3\">&nbsp;&nbsp;19<\/td><td>-20<\/td><td rowspan=\"2\">&nbsp;120<\/td><\/tr><tr><td>E<\/td><td>-40<\/td><\/tr><tr><td>F<\/td><td>-60<\/td><td>47<\/td><\/tr><tr><td rowspan=\"3\">&nbsp;&nbsp;Q460q<\/td><td>D<\/td><td rowspan=\"3\">&nbsp;&nbsp;460<\/td><td rowspan=\"3\">&nbsp;&nbsp;450<\/td><td rowspan=\"3\">&nbsp;&nbsp;&#8211;<\/td><td rowspan=\"3\">&nbsp;&nbsp;570<\/td><td rowspan=\"3\">&nbsp;&nbsp;19<\/td><td>-20<\/td><td rowspan=\"2\">&nbsp;120<\/td><\/tr><tr><td>E<\/td><td>-40<\/td><\/tr><tr><td>F<\/td><td>-60<\/td><td>47<\/td><\/tr><tr><td rowspan=\"3\">&nbsp;&nbsp;Q500q<\/td><td>D<\/td><td rowspan=\"3\">&nbsp;&nbsp;500<\/td><td rowspan=\"3\">&nbsp;&nbsp;480<\/td><td rowspan=\"3\">&nbsp;&nbsp;&#8211;<\/td><td rowspan=\"3\">&nbsp;&nbsp;630<\/td><td rowspan=\"3\">&nbsp;&nbsp;18<\/td><td>-20<\/td><td rowspan=\"2\">&nbsp;120<\/td><\/tr><tr><td>E<\/td><td>-40<\/td><\/tr><tr><td>F<\/td><td>-60<\/td><td>47<\/td><\/tr><tr><td rowspan=\"3\">&nbsp;&nbsp;Q550q<\/td><td>D<\/td><td rowspan=\"3\">&nbsp;&nbsp;550<\/td><td rowspan=\"3\">&nbsp;&nbsp;530<\/td><td rowspan=\"3\">&nbsp;&nbsp;&#8211;<\/td><td rowspan=\"3\">&nbsp;&nbsp;660<\/td><td rowspan=\"3\">&nbsp;&nbsp;16<\/td><td>-20<\/td><td rowspan=\"2\">&nbsp;120<\/td><\/tr><tr><td>E<\/td><td>-40<\/td><\/tr><tr><td>F<\/td><td>-60<\/td><td>47<\/td><\/tr><tr><td rowspan=\"3\">&nbsp;&nbsp;Q4620q<\/td><td>D<\/td><td rowspan=\"3\">&nbsp;&nbsp;620<\/td><td rowspan=\"3\">&nbsp;&nbsp;580<\/td><td rowspan=\"3\">&nbsp;&nbsp;&#8211;<\/td><td rowspan=\"3\">&nbsp;&nbsp;720<\/td><td rowspan=\"3\">&nbsp;&nbsp;15<\/td><td>-20<\/td><td rowspan=\"2\">&nbsp;120<\/td><\/tr><tr><td>E<\/td><td>-40<\/td><\/tr><tr><td>F<\/td><td>-60<\/td><td>47<\/td><\/tr><tr><td rowspan=\"3\">&nbsp;&nbsp;Q690q<\/td><td>D<\/td><td rowspan=\"3\">&nbsp;&nbsp;690<\/td><td rowspan=\"3\">&nbsp;&nbsp;650<\/td><td rowspan=\"3\">&nbsp;&nbsp;&#8211;<\/td><td rowspan=\"3\">&nbsp;&nbsp;770<\/td><td rowspan=\"3\">&nbsp;&nbsp;14<\/td><td>-20<\/td><td rowspan=\"3\">&nbsp;&nbsp;69<\/td><\/tr><tr><td>E<\/td><td>-40<\/td><\/tr><tr><td>F<\/td><td>-60<\/td><\/tr><tr><td colspan=\"9\"><strong>Nota:<\/strong><br>a. Cuando el l\u00edmite el\u00e1stico no est\u00e1 claramente definido, puede medirse el RP0.2 en sustituci\u00f3n del l\u00edmite el\u00e1stico inferior.<br>b. Para el ensayo de tracci\u00f3n se utilizar\u00e1 una probeta transversal.<br>c. Para el ensayo de impacto se utilizar\u00e1 una probeta longitudinal.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\"><strong>Caracter\u00edsticas principales de nuestra placa y bobina de acero para puentes<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Acero resistente a la intemperie<\/strong>: Nuestra <strong>Placas de acero para puentes<\/strong> presentan una resistencia superior a la corrosi\u00f3n atmosf\u00e9rica, lo que las hace perfectas para puentes expuestos a duras condiciones ambientales.<\/li>\n\n\n\n<li><strong>Alta resistencia<\/strong>: Con calidades de acero capaces de alcanzar una resistencia a la tracci\u00f3n de hasta <strong>500 MPa<\/strong>Nuestras chapas de acero garantizan una larga durabilidad en condiciones de carga pesada.<\/li>\n\n\n\n<li><strong>Condiciones de entrega vers\u00e1tiles<\/strong>: Disponible en varias condiciones de entrega, entre ellas <strong>AR<\/strong>, <strong>N<\/strong>, <strong>TMCP<\/strong>y <strong>TMCP+T<\/strong>para satisfacer las necesidades espec\u00edficas de su proyecto.<\/li>\n\n\n\n<li><strong>Tama\u00f1os a medida<\/strong>: Disponemos de una amplia gama de espesores, anchuras y longitudes, tanto para chapas como para bobinas, para ajustarnos a sus especificaciones exactas.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\"><strong>Aplicaciones de nuestras placas y bobinas de acero para puentes<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Puentes ferroviarios<\/strong>: Dise\u00f1ado para soportar grandes esfuerzos de carga y proporcionar una integridad estructural duradera a las v\u00edas y soportes ferroviarios.<\/li>\n\n\n\n<li><strong>Puentes de carretera<\/strong>: Se utiliza en la construcci\u00f3n de firmes, apoyos y cubiertas que deben soportar tr\u00e1fico pesado y exposici\u00f3n ambiental.<\/li>\n\n\n\n<li><strong>Componentes del puente<\/strong>: Ideal para crear elementos estructurales clave como vigas, viguetas y soportes.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\"><strong>\u00bfPor qu\u00e9 elegir nuestra chapa y bobina de acero para puentes?<\/strong><\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Personalizaci\u00f3n<\/strong>: Ofrecemos <strong>tama\u00f1os personalizados<\/strong> y <strong>calidades espec\u00edficas de acero<\/strong> a la medida de las necesidades espec\u00edficas de su proyecto.<\/li>\n\n\n\n<li><strong>Alta calidad<\/strong>: Nuestros productos cumplen estrictas normas internacionales, lo que garantiza una calidad y un rendimiento excepcionales.<\/li>\n\n\n\n<li><strong>Entrega mundial<\/strong>: Con una log\u00edstica eficaz, suministramos a los principales mercados de todo el mundo. <strong>Sudeste asi\u00e1tico<\/strong>, <strong>Oriente Medio<\/strong>, <strong>\u00c1frica<\/strong>, <strong>Europa<\/strong>, <strong>Am\u00e9rica<\/strong>y <strong>India<\/strong>.<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\"><strong>Embalaje y env\u00edo de chapas y bobinas de acero para puentes<\/strong><\/h2>\n\n\n\n<p>Entendemos que la entrega segura y protegida de su <strong>Placas de acero para puentes<\/strong> y <strong>Bobinas de acero para puentes<\/strong> es crucial. Para asegurarnos de que sus productos llegan en perfectas condiciones, utilizamos m\u00e9todos de embalaje duraderos y conformes a las normas del sector que los protegen durante el transporte.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Opciones de envasado<\/strong>:\n<ul class=\"wp-block-list\">\n<li>Las placas de acero se envuelven y embalan cuidadosamente con materiales protectores para evitar da\u00f1os durante su manipulaci\u00f3n.<\/li>\n\n\n\n<li>Las bobinas de acero se atan firmemente y se envuelven en pl\u00e1stico resistente o material anticorrosivo para garantizar su protecci\u00f3n frente a factores ambientales durante el transporte.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Caracter\u00edsticas del embalaje<\/strong>:\n<ul class=\"wp-block-list\">\n<li><strong>Envoltorio impermeable<\/strong>: Para proteger contra la humedad y la corrosi\u00f3n.<\/li>\n\n\n\n<li><strong>Pal\u00e9s reforzados<\/strong>: Para facilitar la manipulaci\u00f3n y evitar deformaciones.<\/li>\n\n\n\n<li><strong>Envases a medida<\/strong>: Existen soluciones de envasado a medida para necesidades espec\u00edficas, que garantizan una protecci\u00f3n \u00f3ptima.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><\/h3>\n\n\n\n<p>CJM ofrece env\u00edos r\u00e1pidos y eficaces a los principales mercados internacionales, y trabaja con socios log\u00edsticos de confianza para garantizar una entrega puntual y minimizar cualquier riesgo de retraso. Nuestro equipo de asistencia est\u00e1 a su disposici\u00f3n para responder a cualquier pregunta relacionada con el env\u00edo.<\/p>\n\n\n\n<p>El plazo y el coste del env\u00edo dependen de su ubicaci\u00f3n y del volumen del pedido. <strong>P\u00f3ngase en contacto con nosotros para obtener presupuestos detallados y plazos de entrega estimados<\/strong> para su proyecto espec\u00edfico.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"892\" height=\"818\" src=\"https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2025\/05\/CJM-steel-plate-packing-and-inventory.png\" alt=\"High-Quality Bridge Steel Plate and Coil Ready for Shipping\" class=\"wp-image-6343\" srcset=\"https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2025\/05\/CJM-steel-plate-packing-and-inventory.png 892w, https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2025\/05\/CJM-steel-plate-packing-and-inventory-300x275.png 300w, https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2025\/05\/CJM-steel-plate-packing-and-inventory-768x704.png 768w, https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2025\/05\/CJM-steel-plate-packing-and-inventory-13x12.png 13w\" sizes=\"auto, (max-width: 892px) 100vw, 892px\" \/><figcaption class=\"wp-element-caption\">High-Quality Bridge Steel Plate and Coil Ready for Shipping<\/figcaption><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\"><strong>\u00bfListo para empezar su proyecto?<\/strong><\/h2>\n\n\n\n<p>P\u00f3ngase en contacto con nosotros hoy mismo para obtener m\u00e1s informaci\u00f3n sobre <strong>Placa de acero para puentes<\/strong> y <strong>Bobina de acero para puentes<\/strong> soluciones. Ofrecemos precios competitivos y asistencia personalizada para satisfacer los requisitos espec\u00edficos de su proyecto.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column ecdorbox1 swiper-slide tap_s-box\"><\/div>\n\n\n\n<div class=\"wp-block-column ecdorbox2 swiper-slide tap_s-box\">\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-2\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"612\" src=\"http:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2025\/01\/Steel-product-inspection-1024x612.jpg\" alt=\"\" class=\"wp-image-5058\" srcset=\"https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2025\/01\/Steel-product-inspection-1024x612.jpg 1024w, https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2025\/01\/Steel-product-inspection-300x179.jpg 300w, https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2025\/01\/Steel-product-inspection-768x459.jpg 768w, https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2025\/01\/Steel-product-inspection.jpg 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/figure>\n<\/div>\n<\/div><\/div><div class=\"tabbottomb\"><\/div><\/div>\n\n\n\n<div class=\"wp-block-themepark-block-themepark-tab thempark-block thempark_tab_box undefined\" style=\"margin-bottom:20px;\" bloop=\"no\" auto=\"no\" mouse=\"click\"><div class=\"content_tab_title\" style=\"background-color:#eaeaea;\"><div class=\"fidxtab\" style=\"background-color:#eaeaea;\"><div class=\"btn active  tabcolor5\" style=\"\"><span class=\"tabtt\" style=\"\"><i class=\"fas fa fa-\" style=\"\"><\/i>PREGUNTAS FRECUENTES<\/span><\/div><\/div><\/div><div class=\"swiper-container content_tab_swiper\" style=\"background-color:#ffffff;\"><div class=\"swiper-wrapper\">\n<div class=\"wp-block-column ecdorbox0 swiper-slide tap_s-box active\">\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block undefined\" id=\"\" style=\"\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<div data-schema-only=\"false\" class=\"wp-block-aioseo-faq\"><h3 class=\"aioseo-faq-block-question\">P: \u00bfCu\u00e1les son los principales productos\/servicios de su empresa?<\/h3><div class=\"aioseo-faq-block-answer\">\n<p>R: Somos fabricantes profesionales de productos de acero al carbono, acero aleado y perfiles. Tenemos la experiencia del negocio de acero por m\u00e1s de 10 a\u00f1os y nuestros productos se exportan a Oriente Medio, Suram\u00e9rica, Asia sudoriental, \u00c1frica, Asia del sur y del este etc.<\/p>\n<\/div><\/div>\n\n\n\n<div data-schema-only=\"false\" class=\"wp-block-aioseo-faq\"><h3 class=\"aioseo-faq-block-question\">P: \u00bfPuedo visitar su f\u00e1brica?<\/h3><div class=\"aioseo-faq-block-answer\">\n<p>R: Por supuesto, invitamos a clientes de todo el mundo a visitar nuestra f\u00e1brica.<\/p>\n\n\n\n<p><\/p>\n<\/div><\/div>\n\n\n\n<div data-schema-only=\"false\" class=\"wp-block-aioseo-faq\"><h3 class=\"aioseo-faq-block-question\">P: \u00bfCu\u00e1les son sus condiciones de pago?<\/h3><div class=\"aioseo-faq-block-answer\">\n<p>R: 30% T\/T dep\u00f3sito y 70% saldo antes del env\u00edo.<\/p>\n\n\n\n<p><\/p>\n<\/div><\/div>\n\n\n\n<div data-schema-only=\"false\" class=\"wp-block-aioseo-faq\"><h3 class=\"aioseo-faq-block-question\">P: \u00bfCu\u00e1l es su plazo de entrega?<\/h3><div class=\"aioseo-faq-block-answer\">\n<p>R: Para las existencias, podr\u00edamos transportar las mercanc\u00edas al puerto de carga dentro de los 7 d\u00edas despu\u00e9s de recibir el dep\u00f3sito; Para la producci\u00f3n, por lo general toma alrededor de 15-30 d\u00edas despu\u00e9s de recibir el dep\u00f3sito.<\/p>\n\n\n\n<p><\/p>\n<\/div><\/div>\n\n\n\n<div data-schema-only=\"false\" class=\"wp-block-aioseo-faq\"><h3 class=\"aioseo-faq-block-question\">P: \u00bfProporcionan muestras? \u00bfSon gratuitas o de pago?<\/h3><div class=\"aioseo-faq-block-answer\">\n<p>R: Las muestras est\u00e1n disponibles de forma gratuita, pero el flete de mensajer\u00eda ser\u00e1 cubierto por la cuenta del cliente.<\/p>\n\n\n\n<p><\/p>\n<\/div><\/div>\n\n\n\n<div data-schema-only=\"false\" class=\"wp-block-aioseo-faq\"><h3 class=\"aioseo-faq-block-question\">P: \u00bfAceptan la inspecci\u00f3n de terceros?<\/h3><div class=\"aioseo-faq-block-answer\">\n<p>R: S\u00ed, aceptamos inspecciones de terceros.<\/p>\n\n\n\n<p><\/p>\n<\/div><\/div>\n\n\n\n<div data-schema-only=\"false\" class=\"wp-block-aioseo-faq\"><h3 class=\"aioseo-faq-block-question\">P: \u00bfPor qu\u00e9 deber\u00eda comprarles a ustedes y no a otros proveedores?<\/h3><div class=\"aioseo-faq-block-answer\">\n<p>R: Integrando los recursos superiores de la industria sider\u00fargica de China, proporcionamos a los clientes productos de acero de alta calidad a precios preferenciales, y podemos garantizar que las mercanc\u00edas se entregan a los clientes a tiempo.<\/p>\n\n\n\n<p><\/p>\n<\/div><\/div>\n\n\n\n<div data-schema-only=\"false\" class=\"wp-block-aioseo-faq\"><h3 class=\"aioseo-faq-block-question\">P: \u00bfC\u00f3mo garantizan la calidad?<\/h3><div class=\"aioseo-faq-block-answer\">\n<p>A: Siempre una muestra de pre-producci\u00f3n antes de la producci\u00f3n en masa;Siempre 100% inspeccionado antes del env\u00edo<\/p>\n\n\n\n<p><\/p>\n<\/div><\/div>\n<\/div>\n<\/div><div class=\"layout_badh\"><\/div><\/section>\n<\/div>\n<\/div><\/div><div class=\"tabbottomb\"><\/div><\/div>\n\n\n\n<p><\/p>\n\n\n<div id=\"post_in_list2\" class=\"post_in_list_out\" style=\"background-color:#ffffff;\"><div  class=\"post_in_list_head modle_title1\">\r\n\t<h3 class=\"main-title\"style=\"color:#f29900;\">Productos relacionados<\/h3>\r\n\t<span class=\"as-title\" style=\"color:#666666;\"><\/span><\/div><ul class=\"post_in_list row4  nobig\" data-cat=\"32\"data-tag=\"\"data-nb=\"4\"data-rand=\"rand\"data-page=\"2\" data-modle=\"post_in_list2\"data-pbtn=\"\"data-pbtnicon=\"\"data-seo2=\"\"data-wtitlesize=\"\"data-wtitlecolor=\"\"data-wtitlehight=\"163\"data-btncolor=\"\"data-first=\"\"data-b2=\"\"data-b1=\"311\"data-row=\"4\"data-canshu=\"2\"data-wtitlecolor2=\"\"data-home=\"https:\/\/www.cjmsteelgroup.com\/es\"><li  ><div class=\"case_pic\"title=\"ASTM A36 Checkered Steel Plate for Flooring &amp; Structural Use\"style=\"max-height:311px;\">\r\n<a href=\"https:\/\/www.cjmsteelgroup.com\/es\/astm-a36-checkered-steel-plate-for-flooring-structural-use.html\">\r\n<figure style=\"max-height:311px;\">\r\n<img decoding=\"async\" class=\"lazyload\"  src=\"https:\/\/www.cjmsteelgroup.com\/wp-content\/themes\/smartenterprise\/images\/loading.png\"  data-src=\"https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2025\/11\/a36-checkered-plate.jpg\" alt=\"ASTM A36 Checkered Steel Plate for Flooring &amp; Structural Use\"      \/>\r\n<figcaption><span>ASTM A36 checkered steel plate with diamond and 5-bar patterns for flooring, trailers, and platforms. Anti-slip, cut-to-size, galvanized options, fast delivery.<\/span><\/figcaption>\r\n<\/figure>\r\n<\/a>\r\n<\/div><div class=\"case_text\" title=\"ASTM A36 Checkered Steel Plate for Flooring &amp; Structural Use\" style=\"height:163px;\"><h4 class=\"posts_titles\" >\r\n<a  href=\"https:\/\/www.cjmsteelgroup.com\/es\/astm-a36-checkered-steel-plate-for-flooring-structural-use.html\">Placa de acero ASTM A36 Checkered para suelos y uso estructural<\/a>\r\n<\/h4><ul class=\"csbox_pt ov_2\"><li ><span >Origen<\/span><span >China<\/span><\/li><li ><span >Plazo de entrega<\/span><span >\u22657 d\u00edas<\/span><\/li><\/ul><p >ASTM A36 checkered steel plate with diamond and 5-bar patterns for flooring, trailers, and platforms. Anti-slip, cut-to-size, galvanized options, fast delivery.<\/p><\/div><\/li><li  ><div class=\"case_pic\"title=\"Placa de acero de alta resistencia para automoci\u00f3n\"style=\"max-height:311px;\">\r\n<a href=\"https:\/\/www.cjmsteelgroup.com\/es\/high-strength-automotive-steel-plate-dp600-qste500tm-hr440b-supplier.html\">\r\n<figure style=\"max-height:311px;\">\r\n<img decoding=\"async\" class=\"lazyload\"  src=\"https:\/\/www.cjmsteelgroup.com\/wp-content\/themes\/smartenterprise\/images\/loading.png\"  data-src=\"https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2025\/05\/Thick-Transmission-Tower-Steel-Sheet.jpg\" alt=\"High Strength Automotive Steel Plate\"      \/>\r\n<figcaption><span>CJMsteelgroup ofrece chapas de acero de alta resistencia para automoci\u00f3n como DP600, QStE500TM y HR440B, ideales para bastidores, puertas y piezas estructurales de autom\u00f3viles. Entrega global. Respuesta r\u00e1pida.<\/span><\/figcaption>\r\n<\/figure>\r\n<\/a>\r\n<\/div><div class=\"case_text\" title=\"Placa de acero de alta resistencia para automoci\u00f3n\" style=\"height:163px;\"><h4 class=\"posts_titles\" >\r\n<a  href=\"https:\/\/www.cjmsteelgroup.com\/es\/high-strength-automotive-steel-plate-dp600-qste500tm-hr440b-supplier.html\">Placa de acero de alta resistencia para automoci\u00f3n<\/a>\r\n<\/h4><ul class=\"csbox_pt ov_2\"><li ><span >Origen<\/span><span >China<\/span><\/li><li ><span >Plazo de entrega<\/span><span >\u22657 d\u00edas<\/span><\/li><\/ul><p >CJMsteelgroup ofrece chapas de acero de alta resistencia para automoci\u00f3n como DP600, QStE500TM y HR440B, ideales para bastidores, puertas y piezas estructurales de autom\u00f3viles. Entrega global. Respuesta r\u00e1pida.<\/p><\/div><\/li><li  ><div class=\"case_pic\"title=\"Bobina de acero al carbono A573\/A573M\"style=\"max-height:311px;\">\r\n<a href=\"https:\/\/www.cjmsteelgroup.com\/es\/a573-a573m-carbon-steel-coil.html\">\r\n<figure style=\"max-height:311px;\">\r\n<img decoding=\"async\" class=\"lazyload\"  src=\"https:\/\/www.cjmsteelgroup.com\/wp-content\/themes\/smartenterprise\/images\/loading.png\"  data-src=\"https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2025\/02\/coil-20.webp\" alt=\"A573\/A573M Carbon Steel Coil\"      \/>\r\n<figcaption><span>Bobina de acero al carbono A573, que ofrece alta resistencia y excelente soldabilidad. Ideal para aplicaciones estructurales, puentes y recipientes a presi\u00f3n que requieren durabilidad y un rendimiento fiable.<\/span><\/figcaption>\r\n<\/figure>\r\n<\/a>\r\n<\/div><div class=\"case_text\" title=\"Bobina de acero al carbono A573\/A573M\" style=\"height:163px;\"><h4 class=\"posts_titles\" >\r\n<a  href=\"https:\/\/www.cjmsteelgroup.com\/es\/a573-a573m-carbon-steel-coil.html\">Bobina de acero al carbono A573\/A573M<\/a>\r\n<\/h4><ul class=\"csbox_pt ov_2\"><li ><span >Origen<\/span><span >China<\/span><\/li><li ><span >Plazo de entrega<\/span><span >\u22657 d\u00edas<\/span><\/li><\/ul><p >Bobina de acero al carbono A573, que ofrece alta resistencia y excelente soldabilidad. Ideal para aplicaciones estructurales, puentes y recipientes a presi\u00f3n que requieren durabilidad y un rendimiento fiable.<\/p><\/div><\/li><li  ><div class=\"case_pic\"title=\"Placa de acero estructural laminada en fr\u00edo | Q345B \/ Q355B \/ S355JR\"style=\"max-height:311px;\">\r\n<a href=\"https:\/\/www.cjmsteelgroup.com\/es\/structural-cold-rolled-steel-plate-q345b-q355b-s355jr.html\">\r\n<figure style=\"max-height:311px;\">\r\n<img decoding=\"async\" class=\"lazyload\"  src=\"https:\/\/www.cjmsteelgroup.com\/wp-content\/themes\/smartenterprise\/images\/loading.png\"  data-src=\"https:\/\/www.cjmsteelgroup.com\/wp-content\/uploads\/2025\/04\/High-Strength-Structural-Steel-Plate.jpg\" alt=\"Structural Cold Rolled Steel Plate | Q345B \/ Q355B \/ S355JR\"      \/>\r\n<figcaption><span>Compre chapa de acero estructural laminada en fr\u00edo en las calidades Q355B, Q345B, S355JR y m\u00e1s en CJM, el exportador de acero experto de China. Especificaciones precisas, gran stock y env\u00edo global.<\/span><\/figcaption>\r\n<\/figure>\r\n<\/a>\r\n<\/div><div class=\"case_text\" title=\"Placa de acero estructural laminada en fr\u00edo | Q345B \/ Q355B \/ S355JR\" style=\"height:163px;\"><h4 class=\"posts_titles\" >\r\n<a  href=\"https:\/\/www.cjmsteelgroup.com\/es\/structural-cold-rolled-steel-plate-q345b-q355b-s355jr.html\">Placa de acero estructural laminada en fr\u00edo | Q345B \/ Q355B \/ S355JR<\/a>\r\n<\/h4><ul class=\"csbox_pt ov_2\"><li ><span >Origen<\/span><span >China<\/span><\/li><li ><span >Plazo de entrega<\/span><span >\u22657 d\u00edas<\/span><\/li><\/ul><p >Compre chapa de acero estructural laminada en fr\u00edo en las calidades Q355B, Q345B, S355JR y m\u00e1s en CJM, el exportador de acero experto de China. Especificaciones precisas, gran stock y env\u00edo global.<\/p><\/div><\/li><\/ul><div class=\"tishi\"><p class=\"loading\"><i class=\"fas fa-spinner\"><\/i>cargando...<\/p><p class=\"lasetpost\">\u5df2\u7ecf\u662f\u5230\u6700\u540e\u4e00\u7bc7\u5185\u5bb9\u4e86\uff01<\/p><\/div><\/div>\n\n\n<div class=\"wp-block-themepark-block-themepark-comment thempark-block themepark-comment undefined\" style=\"\"><div class=\"themepark-comment_in\" id=\"ud_form\"><div class=\"themepark-comment_inb2\"><div class=\"themepark-comment_inb\" style=\"\"><div class=\"themepark-comment_form nolable\" style=\"\"><div class=\"fromtts\" style=\"\"><span class=\"fromtt\" style=\"font-size:16px;\">MENSAJE\uff1a<\/span><\/div><form id=\"commentform-park\" class=\"themepark-c-f\" action=\"https:\/\/www.cjmsteelgroup.com\/wp-comments-post.php\" method=\"post\" autocomplete=\"off\" data-trp-original-action=\"https:\/\/www.cjmsteelgroup.com\/wp-comments-post.php\"><div class=\"themepark-comment_form_box tptext\" style=\"font-size:14px;\"><lable for=\"tpcommet0\" class=\"\"><input type=\"text\" id=\"tpcommet0\" name=\"tpcommet0\" size=\"28\" style=\"color:#616161;border: solid 1px #dfdfdf;background-color: #ffffff;\" placeholder=\"Nombre\"\/><\/lable><\/div><div class=\"themepark-comment_form_box tptext\" style=\"font-size:14px;\"><lable for=\"tpcommet1\" class=\"\"><input type=\"text\" id=\"tpcommet1\" name=\"tpcommet1\" size=\"28\" style=\"color:#616161;border: solid 1px #dfdfdf;background-color: #ffffff;\" placeholder=\"Tel\u00e9fono\"\/><\/lable><\/div><div class=\"themepark-comment_form_box tptext mail-c\" style=\"font-size:14px;\"><lable for=\"tpcommet2\" class=\"required\"><input type=\"text\" class=\"f-email\" id=\"tpcommet2\" name=\"tpcommet2\" size=\"28\" required style=\"color:#616161;border: solid 1px #dfdfdf;background-color: #ffffff;\" placeholder=\"Correo electr\u00f3nico\"\/><span class=\"required\">*<div class=\"required_tishi animated\"><i class=\"fas fa-exclamation-circle\"><\/i><span><\/span><\/div><\/span><\/lable><\/div><div class=\"themepark-comment_form_box tpTextarea\" style=\"font-size:14px;\"><lable for=\"tpcommet3\"><textarea id=\"tpcommet3\" name=\"tpcommet3\" style=\"color:#616161;border: solid 1px #dfdfdf;background-color: #ffffff;\" placeholder=\"Mensaje\"><\/textarea><\/lable><\/div><div class=\"hiddeninput\"><input name=\"comment_post_ID\" type=\"hidden\" value=\"10282\"\/><input name=\"author\" type=\"hidden\" class=\"author\"\/><input name=\"email\" type=\"hidden\" class=\"email\"\/><textarea name=\"comment\" style=\"display:none\" class=\"comment\"><\/textarea><input name=\"themeparklable\" type=\"hidden\" value=\"Name|Phone|Email|Message\"\/><input name=\"themeparktype\" type=\"hidden\" value=\"text|text|text2|Textarea\"\/><input name=\"redirect_to\" type=\"hidden\" value=\"http:\/\/www.cjmsteelgroup.com\"\/><input name=\"inquiryid\" type=\"hidden\"\/><input name=\"inquirytime\" type=\"hidden\"\/><input name=\"position\" type=\"hidden\"\/><\/div><div class=\"submut_box\"><input type=\"submit\" class=\"submut_btn\" name=\"submit\" style=\"background:#f29900;\" value=\"ENVIAR\"\/><div class=\"tishi\" style=\"\"><div class=\"loading\" style=\"color:#616161;\"><i class=\"fas fa-spinner\"><\/i>Env\u00edo....<\/div><div class=\"success\" style=\"color:#616161;\"><i class=\"fas fa-check\"><\/i>Env\u00edo correcto.<\/div><div class=\"erro\" style=\"color:#616161;\"><i class=\"fas fa-exclamation-circle\"><\/i>\u00a1Env\u00edo fallido! 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