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ASTM A302 GRA, GRB and GRC boiler steel sheets are chromium-manganese-silicon alloy plates engineered for pressure vessel and boiler applications, with optional molybdenum additions in higher grades to improve high-temperature performance. The material is specified under ASTM PVQ standards for safety-critical use in power generation, petroleum refining and industrial steam systems, where resistance to thermal fatigue and consistent toughness are required.
These sheets are produced in controlled compositions to meet the mechanical property thresholds for each grade, with typical carbon content ranging from 0.15% to 0.25% and manganese up to 1.60% for Grade C. Standard thicknesses span 6 mm to 150 mm, while widths and lengths are customizable to project requirements, often supplied in as-rolled or normalized conditions to achieve the specified tensile and yield strengths.
Primary buyers include boiler manufacturers, pressure vessel fabricators and EPC contractors servicing energy infrastructure projects. The plates are commonly shipped in bundles or as individual sheets, with bulk container or break-bulk options available. Incoterms such as FOB or CFR are typical for international orders, and buyers should confirm mill test certificates, ultrasonic testing results and heat treatment records for quality verification.
| Standard | ASTM A302 |
| Grades Available | GRA, GRB, GRC |
| Material Composition | Chromium-Manganese-Silicon Alloy Steel, optional Molybdenum |
| Typical Carbon Content | 0.15% - 0.25% typical for Grade C |
| Typical Manganese Content | up to 1.60% typical |
| Typical Thickness Range | 6 mm - 150 mm standard |
| Typical Width Range | 1500 mm - 3800 mm standard |
| Supply Condition | As-rolled or Normalized |
| Application Standard | ASTM PVQ for Pressure Vessel Quality |
| Common Packaging | Bundled or loose sheets, sea-worthy |
Henan HZZ Iron and Steel Co., Ltd. is based in Zhengzhou, Henan Province, operating from Jincheng International Building. The company is listed as an imported-tier supplier with a harbor trust tier, indicating a baseline level of verification for international trade. Its address places it in a key industrial hub for steel production and distribution in central China.
The supplier specializes in pressure vessel and boiler steel plates, including ASTM A302 grades, catering to industries such as power generation and petroleum refining. The profile does not state response rates or average response times, so buyers should anticipate direct outreach for inquiries. No additional certifications, client lists, or production capacities are provided in the available data.
ASTM A302 Boiler Steel Sheets are premium pressure vessel quality plates available in Grades A through D, featuring controlled chromium-manganese-silicon composition with optional molybdenum for enhanced high-temperature performance. Widely specified for power generation boilers, petroleum refinery vessels, and industrial steam equipment, these plates meet stringent ASTM PVQ standards for safety-critical applications. EximNext supplies these grades in standard thicknesses and custom dimensions for global export, with competitive CFR and FOB pricing for container and bulk orders.
| 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 placing an order, verify the supplier’s ability to provide mill test certificates and third-party inspection reports for the ASTM A302 grades you require. Confirm that the chemical composition and mechanical properties meet your project’s specifications, particularly for high-temperature or high-pressure applications where material consistency is critical.
Discuss logistics details such as port of loading, Incoterms, and packaging requirements to ensure the material arrives in usable condition. FOB and CFR are common terms for bulk steel shipments, but buyers should clarify who bears the risk and cost of freight and insurance. Lead times can vary based on mill schedules, so confirm production and delivery timelines.
Quality checks should include visual inspection for surface defects, dimensional verification, and review of ultrasonic testing results to detect internal imperfections. Request documentation such as heat treatment records and compliance certificates to ASTM A302 standards. For critical applications, consider arranging a third-party inspection at the mill or prior to shipment.
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When sourcing Astm A302 Gra Grb,Grc,Grc.Boiler 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 A302 GrA, GrB, GrC, GrD (four grades available), Carbon 0.18-0.25%, Manganese 1.15-1.50%, Molybdenum 0.45-0.60%, Nickel up to 0.50% (varies by grade), and Thickness: 6mm - 150mm; Width: up to 4000mm; Length: up to 15000mm (custom cuts 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 7208.40, making it a staple in the Steel Sheets sector with strong demand from importing countries worldwide.
Importing Astm A302 Gra Grb,Grc,Grc 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 7208.40 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 Astm A302 Gra Grb,Grc,Grc 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 Astm A302 Gra Grb,Grc,Grc 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 7208.40 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 Astm A302 Gra Grb,Grc,Grc.Boiler 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 Astm A302 Gra Grb,Grc,Grc. For sample requests or smaller trial orders, contact the supplier directly through our platform's inquiry system.
For international shipping and customs clearance, Astm A302 Gra Grb,Grc,Grc.Boiler Steel Sheet is classified under HS Code 7208.40. Buyers should verify their local customs regulations to determine applicable import duties and taxes for this classification.
To import Astm A302 Gra Grb,Grc,Grc 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 Astm A302 Gra Grb,Grc,Grc.Boiler Steel Sheet supplied by Henan HZZ Iron and Steel Co., Ltd. include A302 GrA, GrB, GrC, GrD (four grades available), Carbon 0.18-0.25%, Manganese 1.15-1.50%, Molybdenum 0.45-0.60%, Nickel up to 0.50% (varies by grade), and Thickness: 6mm - 150mm; Width: up to 4000mm; Length: up to 15000mm (custom cuts 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 Astm A302 Gra Grb,Grc,Grc with standard export packaging. Custom packaging, private labeling, and OEM/ODM options may also be available for large wholesale orders.
Astm A302 Gra Grb,Grc,Grc 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 Astm A302 Gra Grb,Grc,Grc 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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