{"id":7383,"date":"2026-10-28T16:06:59","date_gmt":"2026-10-28T08:06:59","guid":{"rendered":"https:\/\/www.cjmsteelgroup.com\/?p=7383"},"modified":"2026-10-28T16:07:02","modified_gmt":"2026-10-28T08:07:02","slug":"ah32-vs-ah36-vs-ah40-steel-properties-equivalents-and-applications-in-shipbuilding","status":"publish","type":"post","link":"https:\/\/www.cjmsteelgroup.com\/es\/ah32-vs-ah36-vs-ah40-steel-properties-equivalents-and-applications-in-shipbuilding.html","title":{"rendered":"Acero AH32 vs AH36 vs AH40: Propiedades, equivalencias y aplicaciones en la construcci\u00f3n naval"},"content":{"rendered":"
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\"AH36
AH36 high-strength steel plates used in the hull construction of a large cargo ship<\/figcaption><\/figure><\/div>\n\n\n

Introducci\u00f3n<\/strong><\/h2>\n\n\n\n

Acero AH36<\/strong> is one of the most widely used high-strength shipbuilding steel grades for cargo ships, bulk carriers, and offshore structures. Its mechanical properties, including a minimum yield strength of 355 MPa, make it suitable for marine structures that require strength, toughness, and reliable performance.<\/p>\n\n\n\n

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Comprender AH36 steel properties<\/strong>, equivalent grades, and certification requirements helps steel distributors, traders, and shipbuilding procurement managers select suitable materials for their projects. AH32 and AH40 are also used in shipbuilding when different strength requirements apply.<\/p>\n\n\n\n

<\/p>\n\n\n\n

Esta gu\u00eda incluye AH32, AH36, and AH40 steel properties<\/strong>, indicative equivalent grades, mechanical performance, marine applications, and key considerations when sourcing shipbuilding steel plates.<\/p>\n\n\n\n

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AH32, AH36 and AH40 Steel Equivalent Grades<\/strong><\/h2>\n\n\n\n

When sourcing shipbuilding steel internationally, buyers may compare AH36 steel equivalents<\/strong> and related AH-series grades with materials listed under EN, DIN, JIS, and GB standards. These comparisons can help with preliminary material selection, but equivalent grades should not be treated as direct substitutes based on strength alone.<\/p>\n\n\n\n

Grado<\/strong><\/td>Norma ASTM<\/strong><\/td>EN Equivalent<\/strong><\/td>DIN Equivalent<\/strong><\/td>Equivalente JIS<\/strong><\/td>Equivalente GB<\/strong><\/td><\/tr>
AH32<\/strong><\/td>ASTM A131 AH32<\/td>S275<\/td>St44<\/td>E32<\/td>Q345B<\/td><\/tr>
AH36<\/strong><\/td>ASTM A131 AH36<\/td>S355<\/td>St52<\/td>E36<\/td>Q345D<\/td><\/tr>
AH40<\/strong><\/td>ASTM A131 AH40<\/td>S420<\/td>St60<\/td>E40<\/td>Q390<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

These equivalents are typically used for reference when comparing strength levels. For shipbuilding projects, steel plates must still be supplied with classification society certificates such as ABS, LR, DNV, or BV.<\/em><\/p>\n\n\n\n

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AH32, AH36 and AH40 Steel Properties<\/strong><\/h2>\n\n\n\n

En properties of AH32, AH36, and AH40 steel<\/strong> determine their suitability for different shipbuilding structures. The main differences are their minimum yield strength and tensile strength, which help buyers evaluate the required strength level for a particular application.<\/p>\n\n\n\n

Grado<\/th>L\u00edmite el\u00e1stico (MPa)<\/th>Resistencia a la tracci\u00f3n (MPa)<\/th><\/tr><\/thead>
AH32<\/strong><\/td>\u2265315<\/td>440-590<\/td><\/tr>
AH36<\/strong><\/td>\u2265355<\/td>490-620<\/td><\/tr>
AH40<\/strong><\/td>\u2265390<\/td>510-650<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n