High-Quality Carbon Steel Plates for Pressure Vessels and Boilers

Product Range & Introduction:

ASTM A516 Steel Plate is a carbon steel plate specially designed for service in welded pressure vessels where improved notch toughness is critical. Supplied in grades A516 Grade 55, 60, 65, and 70, it is widely used for boiler fabrication, heat exchangers, tanks, and pressure vessels operating at moderate to low temperatures.

Looking for a reliable supplier of A516 Grade 70 steel plates? CJM offers competitive pricing, fast delivery, and full material traceability for all grades.

Available Grades

• ASTM A516 Grade 55 Steel Plate
• ASTM A516 Grade 60 Steel Plate
• ASTM A516 Grade 65 Steel Plate
• ASTM A516 Grade 70 Steel Plate

Each grade differs in minimum tensile and yield strength, which affects the performance under different pressure conditions. All grades are supplied in as-rolled, normalized, or stress-relieved condition upon request.

Chemical Composition

Element	Grade 55 (%)	Grade 60 (%)	Grade 65 (%)	Grade 70 (%)
Carbon (C)	≤0.18	≤0.21	≤0.24	≤0.27
Manganese (Mn)	0.85–1.20	0.85–1.20	0.85–1.20	0.85–1.20
Phosphorus (P)	≤0.035	≤0.035	≤0.035	≤0.035
Sulfur (S)	≤0.035	≤0.035	≤0.035	≤0.035
Silicon (Si)	0.13–0.45	0.13–0.45	0.13–0.45	0.13–0.45

Mechanical Properties

Grade	Yield Strength (MPa)	Tensile Strength (MPa)	Elongation (%)
A516 Gr 55	≥220	380–515	≥21
A516 Gr 60	≥260	415–550	≥21
A516 Gr 65	≥260	450–585	≥19
A516 Gr 70	≥260	485–620	≥17

Available Dimensions

• Thickness: 6 mm – 150 mm
• Width: up to 3000 mm
• Length: up to 12,000 mm
• Tolerances: According to ASTM A20/A20M standard
• Edge: Mill edge or cut edge
• Surface Condition: Hot rolled, shot blasted, or pickled

Custom sizes and cut-to-length service available.

Typical Applications

• Boilers and pressure vessels
• Storage tanks for oil, gas, or chemicals
• Heat exchangers
• Petrochemical and refinery pressure equipment
• Power generation tanks

Why Choose CJM for A516 Steel Plates?

CJM is a reliable Chinese exporter of pressure vessel steel, supplying high-quality A516 plates in Grade 60 and Grade 70 to customers worldwide.

✅ Over 1 million tons of annual inventory
✅ Fast shipment of multiple ports options
✅ Global export to Southeast Asia, Middle East, Europe, Africa, and Americas
✅ Custom cutting, beveling, and surface treatment

Packaging & Shipping

• Bundled with steel strips
• Waterproof wrapping & edge protection
• Wooden pallets or as per buyer request
• Shipping by container or bulk vessel

Request a Quote

Ready to source ASTM A516 Grade 70 Steel Plate or other grades?
👉 Fill out our contact form or email us at info@cjmstainlesssteel.com to get your free quote and mill certificate.

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