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A537 CL1 and CL2 pressure vessel steel sheets from Henan HZZ Iron and Steel Co., Ltd. are heat-treated carbon-manganese-silicon alloy steels conforming to ASTM A537 standards. CL1 is supplied in normalized condition, while CL2 undergoes quench and tempering to achieve higher strength, making both grades suitable for PVQ applications in boilers, pressure vessels, and heat exchangers. The material is engineered for demanding environments in oil, gas, and energy sectors, where structural integrity under pressure and temperature fluctuations is critical.
The alloy composition includes carbon, manganese, and silicon, optimized for toughness and weldability. Typical industry standards for A537 plates include yield strengths of 345 MPa for CL1 and 415 MPa for CL2, with elongation values of 22% and 20% respectively. These plates are commonly traded under HS Code 7225 for alloy steel plates over 600mm in width, with thicknesses ranging from 6mm to 150mm as per project requirements.
Primary buyers include fabricators of pressure vessels, boilers, and storage tanks for petrochemical, power generation, and industrial processing plants. The sheets are often sourced in bulk with trade terms negotiated per project, including packaging in steel bundles or wooden crates for export. Importers should confirm heat treatment certificates and third-party inspection reports to verify compliance with ASTM A537 and application-specific codes.
| Standard | ASTM A537 |
| Grade | CL1, CL2 |
| Material | Carbon-Manganese-Silicon Alloy Steel |
| Heat Treatment (CL1) | Normalized |
| Heat Treatment (CL2) | Quench and Tempered |
| Yield Strength (CL1, typical) | 345 MPa minimum |
| Yield Strength (CL2, typical) | 415 MPa minimum |
| Tensile Strength (CL1, typical) | 550 to 690 MPa |
| Tensile Strength (CL2, typical) | 620 to 790 MPa |
| Elongation (CL1, typical) | 22% minimum |
| Elongation (CL2, typical) | 20% minimum |
| HS Code | 7225 |
| Width (standard) | 600mm and above |
| Thickness Range (typical) | 6mm to 150mm |
Henan HZZ Iron and Steel Co., Ltd. operates from Jincheng International Building in Zhengzhou, Henan Province, China. The company is classified as an imported-tier supplier with a harbor trust tier, indicating verified trade capability for international shipments. Its address in Zhengzhou, a major logistics hub, facilitates efficient export of alloy steel products to global markets.
The supplier specializes in pressure vessel steel sheets, including ASTM A537 grades, catering to industrial sectors such as oil and gas. While the listing does not provide a response rate or average response time, the company’s focus on alloy steel plates suggests a targeted expertise in high-strength materials. Buyers should request updated verification documents and production certificates directly from the supplier to confirm current capabilities.
ASTM A537 CL1 and CL2 pressure vessel steel plates are heat-treated carbon-manganese-silicon alloy steels widely used in boilers, pressure vessels, and heat exchangers. CL1 is typically supplied in normalized condition while CL2 undergoes quench and tempered heat treatment for enhanced strength, making both grades ideal for demanding PVQ (Pressure Vessel Quality) applications in the oil, gas, and energy sectors. This product is commonly traded in international markets under HS Code 7225 for alloy steel plates of 600mm+ width.
| Business Type | Supplier |
| Year Established | Recently Joined |
| Employees | Contact Supplier |
| Annual Revenue | Contact Supplier |
| Main Products | View Products Tab |
| Major Markets | Global |
| Response Time | <4h |
| Response Rate | New Supplier |
Before ordering A537 CL1 or CL2 plates from Henan HZZ Iron and Steel Co., Ltd., verify the heat treatment certificates and mill test reports to ensure compliance with ASTM A537 standards. Confirm that the supplier provides third-party inspection options, as this is critical for pressure vessel applications where safety and material traceability are non-negotiable.
Logistics for these plates typically involve sea freight due to their size and weight, with lead times varying based on production schedules and shipping routes from China. Incoterms such as FOB Qingdao or CIF destination port are common; buyers should clarify whether the supplier arranges inland transport to the port. Payment terms often include a 30% deposit with the balance due before shipment, but this should be negotiated directly.
Quality checks should include visual inspection for surface defects, dimensional verification against purchase orders, and review of mechanical test results. For pressure vessel applications, additional NDT such as ultrasonic testing (UT) may be required. Ensure the supplier can provide all necessary documentation, including material traceability, to meet your project’s regulatory and safety standards.
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When sourcing A537 Cl1| Cl2 ,Pressure Vessel Steel Sheet for your business, securing the right balance of quality and cost is essential. Henan HZZ Iron and Steel Co., Ltd., a verified supplier based in China, offers this product with key specifications including ASTM A537 CL1 / CL2 pressure vessel steel plate, Carbon steel with manganese; max C 0.24%, Mn 0.70–1.60%, P max 0.035%, S max 0.035%, and Thickness 6–100mm; Width 1500–2500mm; Length 3000–12000mm (custom sizes available). By purchasing directly from the manufacturer or authorized exporter, buyers can negotiate favorable FOB prices starting at $350/Bags and manage bulk orders with a minimum order quantity (MOQ) of 1 Bags. This product is actively traded under HS Code 7225.30, making it a staple in the Steel Sheets sector with strong demand from importing countries worldwide.
Importing A537 Cl1| Cl2 ,Pressure V requires careful attention to shipping logistics, customs compliance, and secure payment terms. Henan HZZ Iron and Steel Co., Ltd. offers flexible shipping options such as Full Container Load (FCL) or Less than Container Load (LCL) via sea freight. To ensure a smooth transaction, buyers should verify import duties for HS Code 7225.30 in their destination country. Common payment methods for international B2B transactions include Letter of Credit (L/C), Telegraphic Transfer (T/T), and Documents against Payment (D/P). All transactions and RFQs are facilitated through EximNext, a leading global B2B marketplace designed to make cross-border trade secure and efficient.
Finding trustworthy partners is the foundation of successful importing. The supplier of this A537 Cl1| Cl2 ,Pressure V has been verified on our platform. Whether you are a distributor, wholesaler, or procurement manager, you can request a free quotation, ask for product samples, and finalize your bulk purchase with confidence. EximNext hosts thousands of verified manufacturers and exporters across 200+ countries. Explore similar products in the Steel Sheets category and connect with top-tier exporters on our comprehensive import export marketplace. Start your sourcing journey today.
Importing A537 Cl1| Cl2 ,Pressure V requires careful attention to shipping logistics, customs compliance, and secure payment terms. Common shipping options include Full Container Load (FCL) or Less than Container Load (LCL) via sea freight. Buyers should verify import duties for HS Code 7225.30 in their destination country. Common payment methods include Letter of Credit (L/C), Telegraphic Transfer (T/T), and Documents against Payment (D/P).
The current listed wholesale price for A537 Cl1| Cl2 ,Pressure Vessel Steel Sheet from Henan HZZ Iron and Steel Co., Ltd. is $350/Bags on FOB terms from China. Prices may vary depending on order volume, packaging, and destination. For the most accurate bulk quote, send a direct RFQ to Henan HZZ Iron and Steel Co., Ltd. through EximNext.
The supplier, Henan HZZ Iron and Steel Co., Ltd., has set a Minimum Order Quantity (MOQ) of 1 Bags for A537 Cl1| Cl2 ,Pressure V. For sample requests or smaller trial orders, contact the supplier directly through our platform's inquiry system.
For international shipping and customs clearance, A537 Cl1| Cl2 ,Pressure Vessel Steel Sheet is classified under HS Code 7225.30. Buyers should verify their local customs regulations to determine applicable import duties and taxes for this classification.
To import A537 Cl1| Cl2 ,Pressure V from China, negotiate shipping terms (FOB, CIF, or EXW) directly with Henan HZZ Iron and Steel Co., Ltd.. Ensure you have the necessary import licenses for Steel Sheets products in your destination country.
Yes, Henan HZZ Iron and Steel Co., Ltd. is a verified supplier on EximNext. You can view their complete company profile, business registration details, certifications, and export history before placing a bulk order.
The key specifications for A537 Cl1| Cl2 ,Pressure Vessel Steel Sheet supplied by Henan HZZ Iron and Steel Co., Ltd. include ASTM A537 CL1 / CL2 pressure vessel steel plate, Carbon steel with manganese; max C 0.24%, Mn 0.70–1.60%, P max 0.035%, S max 0.035%, and Thickness 6–100mm; Width 1500–2500mm; Length 3000–12000mm (custom sizes available). For a complete technical data sheet or Certificate of Analysis (COA), send an inquiry directly to the supplier through EximNext.
Henan HZZ Iron and Steel Co., Ltd. offers A537 Cl1| Cl2 ,Pressure V with standard export packaging. Custom packaging, private labeling, and OEM/ODM options may also be available for large wholesale orders.
A537 Cl1| Cl2 ,Pressure V is actively imported by buyers worldwide. Request a destination-specific CIF or CFR quote from Henan HZZ Iron and Steel Co., Ltd. through our platform.
Henan HZZ Iron and Steel Co., Ltd. maintains international quality certifications. These ensure that the A537 Cl1| Cl2 ,Pressure V meets international quality, safety, and regulatory standards required for cross-border trade.
Click "Request Quotation" on this product page, specify your required quantity, preferred shipping terms, and destination country. Henan HZZ Iron and Steel Co., Ltd. will respond with a detailed wholesale quote including FOB pricing, lead time, and payment options.
Common payment methods include Letter of Credit (L/C), Telegraphic Transfer (T/T), Documents against Payment (D/P), and Escrow services. Confirm accepted terms directly with Henan HZZ Iron and Steel Co., Ltd..
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