S355JR / S355J2 / S355NL – What’s the Difference?
1721Compare S355JR, S355J2, and S355NL steel grades under EN 10025. See yield strength, toughness, equivalents, and applications for construction & offshore use.
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China has become the world’s largest producer and exporter of steel products, making it a leading destination for international buyers seeking high-quality steel plates. From carbon steel plate suppliers to specialized manufacturers of alloy and structural steel, China offers a wide range of sourcing options with competitive pricing and reliable delivery.
Whether you are a construction contractor, distributor, or industrial fabricator, choosing the right China steel plate supplier can help reduce costs, ensure stable supply, and meet global quality standards. This guide explains how to source effectively and what to look for in a trusted partner.

Before contacting any steel plate supplier, buyers should clearly define their requirements to avoid miscommunication and delays.
Key details include:
The more accurate your RFQ is, the more precise the quotation from a carbon steel plate supplier will be.
With thousands of suppliers on the market, selecting the right partner can be challenging. A trusted China steel plate supplier usually has:
CJM is a professional carbon steel plate supplier in China, with over 1 million tons of annual stock, exporting to Southeast Asia, Africa, the Middle East, Europe, and the Americas.

When sourcing from a carbon steel plate supplier China, it’s important to check compliance with international standards:
Always ask for MTCs, and verify chemical composition and mechanical properties. A reliable China carbon steel plate supplier will ensure every shipment meets these standards.
Large projects or public tenders require strict evaluation. Before finalizing your order with a steel plate supplier, request:
A reputable carbon steel plate supplier should be able to provide these without hesitation.
For global sourcing, delivery and packaging are critical. Reliable China steel plate suppliers offer:
Proper packaging reduces damage risk during long-distance transport.

China offers competitive prices, but ultra-low quotes may hide risks. Always compare:
A trustworthy carbon steel plate supplier China provides transparent pricing instead of hidden costs.
Working with a reliable steel plate supplier from China brings long-term benefits:
CJM, as a global China steel plate supplier, helps buyers secure stable supply and reduce procurement risks.
| Category | Common Grades |
|---|---|
| Carbon Steel Plate | Q235B, Q355B, ASTM A36, A283C |
| Pressure Vessel Plate | Q345R, A516 Gr 70, P355GH |
| Weathering Steel Plate | A588, A606, Corten A/B, Q355NH |
| Bridge Steel Plate | Q345q, Q420q, ASTM A709 |
| Automotive Steel Plate | High strength, galvanized, cold rolled |
| Alloy Steel Plate | 42CrMo4, 15CrMo, 16MnCr5 |
Finding a reliable China steel plate supplier requires careful planning and verification, but the benefits include lower costs, faster delivery, and a wide selection of carbon steel plate suppliers.
Looking for a trusted partner? CJM is a professional carbon steel plate supplier China, offering a complete range of steel plates, competitive prices, and export services to more than 40 countries.
👉 Contact CJM today for your steel plate sourcing needs. Click here to go further with CJM steel plate details!
Compare S355JR, S355J2, and S355NL steel grades under EN 10025. See yield strength, toughness, equivalents, and applications for construction & offshore use.
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