NM400 NM450 NM500 Wear-Resistant Steel Plates For Heavy Industry Machinery | Durable & Custom Solutions

Product Overview: NM Series Wear-Resistant Plates

CJM’s NM series plates are quenched and tempered steel plates with high hardness and strong wear resistance. They are widely used in harsh working environments where abrasion is the primary form of wear.

Product	Wear-Resistant Steel Plates
Thickness	2-100mm or Customer’s request
Size	1000-3000mm 1250mm 1500mm 2000mm and as customer
Application	vehicles, containers, buildings, towers and other structures with bolting, riveting and welding of structural parts
Surface	Black or Silver
Material	SPA-H,Q235NH,Q355NH,Q355GNH,09CuPCrNiA,Corten A,CortenB,SMA400AW/BW/CW,SAM490AW/BW/CW/,SAM570W/P
Packing	Strong sea-worthy package
Main Market	Middle east, Africa, North and South America, East and West Europe

Chemical Composition (Max %):

Grade	c	Si	Mn	P	S	Al	Cr+Ni+Mo	Nb+V+Ti
NM400	0.10-0.40	0.20-0.40	1.00-2.00	Max 0.015	Max 0.003	Min 0.020	Max 0.9	Trace Amount
NM450	0.10-0.40	0.20-0.40	1.00-2.00	Max 0.015	Max 0.003	Min 0.020	Max 1.2
NM500	0.10-0.40	0.20-0.45	1.00-2.00	Max 0.015	Max 0.003	Min 0.020	Max 1.5

Mechanical Properties

Grade	Size(mm)	RP0.2(Mpa)	Rm(Mpa)	A50(%)	AKV,(ºC)	KV2(J)			HBW
NM400	100	1233	1337	15	-20	35	37	42	415
NM450	60	1345	1434	9.5	-20	72	59	58	455
NM500	50	1608	1706	10.5	-20	43	50	45	495

For more extreme wear conditions, check out:
🔗 NM550/NM600 Steel Plate

🔗 AR400 / AR450 / AR500 Abrasion Resistant Steel Plate

Key Features

1. Extreme Wear Resistance‌
   ‌15-20x longer lifespan‌ than mild steel, ‌5-10x‌ outperforming low-alloy steel, and ‌2-5x‌ superior to high-chromium cast iron.
   ‌Hardness up to 415 HBW‌ (NM400 grade) with customizable NM450/NM500 options for severe abrasion.
2. Impact-Tough Design‌
   ‌35-42J impact energy at -20°C‌ (AKV tested) resists cracking under dynamic loads.
   ‌Bimetal structure‌: Hard alloy surface (1233MPa yield strength) + ductile substrate (1337MPa tensile strength).
3. High-Temperature Resilience‌
   ‌Stable performance ≤600°C‌; ‌≤800°C‌ with vanadium/molybdenum alloys.
4. Anti-Corrosion Protection‌
   ‌High chromium content‌ (≥15%) in alloy layer fights rust and chemical wear.
5. Easy Fabrication‌
   ‌Cut, weld, bend, punch-ready‌ – ideal for buckets, liners, and conveyor parts.

Detailed Photos

Durable NM400 and NM500 Carbon Steel Plates for Tough Jobs

Our durable NM400 carbon steel plate is known for its excellent wear resistance and structural strength. It performs reliably in environments where both abrasion and impact are present. If you’re searching for durable NM500 carbon steel plate, CJM provides solutions tailored to heavy-duty industries such as quarrying, bulk handling, and heavy transport equipment.

Applications

• ‌Heavy Machinery Protection‌
  ‌Loader edges‌ – Withstand rock/ore abrasion
  ‌Crusher liners‌ – Resist impact + sliding wear
• Material Handling Solutions‌
  ‌Coal conveyors‌ – Reduce downtime in collieries
  ‌Truck hoppers‌ – Prevent deformation under heavy loads
• Energy & Transport Efficiency‌
  ‌Power plant coal pulverizers‌ – Handle high-temperature abrasion
  ‌Truck/dumper bodies‌ – Thinner plates → ‌+10% payload & fuel savings

Package & Shipment

• Type: Standard Seaworthy Packing
• Delivery time: 7-15 Days After We Get The Payment
• Size: Based On Orders
• Packaging Details: As Customer Requirement

Recommended NM400/NM500 Carbon Steel Plate Companies

CJM is one of the nm400 carbon steel plate companies and nm500 carbon steel plate companies with large inventory and global export experience. Our products are shipped to over 40 countries with certifications such as ISO 9001, SGS, and BV.

Looking for the best NM400 carbon steel plate brands? CJM offers full mill test certificates, dimensional guarantees, and customized cutting services to meet your exact needs.

• Competitive Pricing: We offer the most competitive prices for high-quality shipbuilding steel plates.
• Reliable Delivery: Fast, reliable delivery worldwide, with customization options to meet your project requirements.
• Quality Assurance: All of our steel plates are thoroughly tested and certified to meet international standards.
• Wide Range of Stock: We have a large inventory for immediate shipment.

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FAQs About NM400/NM500 Steel Plates

• What is the difference between NM400 and NM500?
  NM500 has higher hardness and better wear resistance than NM400, suitable for more extreme working conditions.
• Which companies supply NM400 carbon steel plates globally?
  CJM Steel is one of the experienced NM400 carbon steel plate companies with proven quality and export service.
• Are NM500 plates suitable for high-impact environments?
  Yes. NM500 combines high hardness with good toughness, making it ideal for both abrasive and impact conditions.

Q: What is your company’s main products/services?

A: We are a professional manufacturer for Carbon Steel, Alloy Steel and Profile products. We have the experience of steel business for more than 10 years and our products are exported to Mid East,South America,Southeast Asia,Africa,South and East Asia etc.

Q: Can I go to your factory for a visit?

A: Of course, we welcome customers from all over the world to visit our factory.

Q: What are your terms of payment?

A: 30% T/T deposite and 70% balance before shipment.

Q: What is your delivery time?

A: For stocks,we could transport the goods to loading port within 7 days after we received the deposit; For production,it usually takes about 15-30 days after receiving the deposit.

Q: Do you provide samples? Are they free or paid?

A: Samples are available for free,but the courier freight will be covered by customer account.

Q: Do you accept the third party inspection?

A:Yes, we fully accept ‌third-party inspections.

Q: Why should I buy from you not from other suppliers?

A: Integrating the superior resources of China’s steel industry, we provide customers with high-quality steel products at preferential prices, and can ensure that the goods are delivered to customers in a timely manner.

Q:How can you guarantee quality?

A: Always a pre-production sample before mass production;Always 100% inspected before shipment