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ASTM A131 AH32, DH32, EH32 and FH32 steel plates are high-strength carbon-manganese hull structural steels engineered for shipbuilding and marine applications. Each grade is classified by its impact toughness at specific temperature ranges, with AH32 suited for ambient conditions and EH32, DH32, FH32 extending to sub-zero environments down to -40°C. The plates deliver a minimum 315 MPa yield strength and exhibit excellent weldability, meeting the structural demands of vessel hulls, decks and offshore platforms in international shipbuilding projects.
The material composition for these grades typically centers on carbon-manganese alloys, with controlled phosphorus and sulfur levels to ensure fracture toughness. AH32 is the baseline grade, while DH32, EH32 and FH32 offer progressively higher notch toughness at lower temperatures, achieved through normalized rolling or heat treatment. Standard industry practice includes ultrasonic testing for internal defects and charpy V-notch impact tests to verify performance at the specified temperature grades.
These plates are primarily sourced by shipyards, marine contractors and offshore fabricators for cargo ships, tankers and drilling rigs. Buyers commonly request custom thicknesses from 6 mm to 100 mm, with widths up to 3,800 mm and lengths up to 12,000 mm, depending on the vessel design. Trade terms typically include FOB or CIF from Chinese ports like Tianjin or Shanghai, with packaging in bundles or coils to prevent deformation during transit. Confirm exact dimensions, tolerance ranges and surface finish requirements with the supplier before ordering.
| Standard | ASTM A131 |
| Steel Type | High-Strength Hull Structural Steel (Carbon-Manganese) |
| Yield Strength (Minimum) | 315 MPa |
| Impact Toughness Grades | AH32 (0°C), DH32 (-20°C), EH32 (-40°C), FH32 (-60°C) |
| Typical Thickness Range | 6 mm to 100 mm (typical) |
| Typical Width | Up to 3,800 mm (typical) |
| Typical Length | Up to 12,000 mm (typical) |
| Surface Treatment | Bare, shot-blasted or primed (standard) |
| Heat Treatment | Normalized or TMCP (thermomechanical control process) (typical) |
| Ultrasonic Testing | Standard for internal defect detection (typical) |
| Charpy V-Notch Test | Required for impact toughness verification at grade temperature (standard) |
Henan HZZ Iron and Steel Co., Ltd. is based in Zhengzhou, Henan Province, China, operating from Jincheng International Building. The company specializes in the supply of high-strength structural steel plates for marine and industrial applications, with a focus on ASTM A131 and similar shipbuilding standards. Its listed address and operational base place it within a key industrial hub for steel production and export in central China.
The supplier is categorized under the imported tier with a harbor trust tier, indicating a baseline level of verification for international trade. While the response rate and average response time are currently listed as zero, the company’s profile emphasizes compliance with marine-grade steel standards and the ability to handle bulk orders for global shipbuilding projects. Buyers are advised to confirm current response metrics and verification status directly with the supplier before proceeding with inquiries.
ASTM A131 AH32, DH32, EH32, and FH32 steel plates are high-strength hull structural steels designed for the shipbuilding and marine industries. These plates meet rigorous impact toughness requirements at varying temperature grades, with minimum 315 MPa yield strength and excellent weldability for marine structural fabrication. Widely used in vessel hulls, decks, and offshore structures, these plates are essential for international shipbuilding projects and classified under standard marine steel grades for global trade.
| 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 current mill test certificates and compliance with ASTM A131 for the specific grades you require. Request samples or third-party inspection reports if your project demands additional assurance, particularly for impact toughness at the lower temperature grades like EH32 or FH32. Confirm that the plates meet the dimensional tolerances and surface finish standards critical to your fabrication process.
Logistics details to confirm include the nearest port of loading (e.g., Tianjin or Shanghai), Incoterms (FOB or CIF are common for steel exports from China), and packaging specifications to prevent damage during transit. Lead times for ASTM A131 plates can vary based on thickness, heat treatment requirements, and current mill schedules, so request a realistic timeline and production slot from the supplier.
Quality checks should include visual inspection for surface defects, dimensional verification against your drawings, and review of the MTC for chemical and mechanical properties. For marine applications, consider engaging a classification society (e.g., DNV, ABS, or LR) to witness testing or inspect the material at the mill. Ensure all documentation, including certificates of origin and compliance, is provided before shipment to avoid delays at customs.
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When sourcing Astm A131 Ah32, Dh32, Eh32, Fh32, Steel Plate 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 AH32, DH32, EH32, FH32 ( strength levels: AH32=32ksi min yield, DH32/EH32/FH32=32ksi with increasing impact toughness), Carbon content 0.18% max, Manganese 0.90-1.60%, Silicon 0.10-0.50%, Phosphorus max 0.03%, Sulfur max 0.03%, microalloying elements (Nb, V, Ti), and Thickness: 6mm to 65mm; Width: 1,500mm to 3,800mm; Length: 6,000mm to 18,000mm (customized cutting 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 7208.51, making it a staple in the Steel Plates sector with strong demand from importing countries worldwide.
Importing Astm A131 Ah32, Dh32, Eh3 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 7208.51 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 A131 Ah32, Dh32, Eh3 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 Plates category and connect with top-tier exporters on our comprehensive import export marketplace. Start your sourcing journey today.
Importing Astm A131 Ah32, Dh32, Eh3 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 7208.51 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 A131 Ah32, Dh32, Eh32, Fh32, Steel Plate 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 A131 Ah32, Dh32, Eh3. For sample requests or smaller trial orders, contact the supplier directly through our platform's inquiry system.
For international shipping and customs clearance, Astm A131 Ah32, Dh32, Eh32, Fh32, Steel Plate is classified under HS Code 7208.51. Buyers should verify their local customs regulations to determine applicable import duties and taxes for this classification.
To import Astm A131 Ah32, Dh32, Eh3 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 Plates 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 A131 Ah32, Dh32, Eh32, Fh32, Steel Plate supplied by Henan HZZ Iron and Steel Co., Ltd. include AH32, DH32, EH32, FH32 ( strength levels: AH32=32ksi min yield, DH32/EH32/FH32=32ksi with increasing impact toughness), Carbon content 0.18% max, Manganese 0.90-1.60%, Silicon 0.10-0.50%, Phosphorus max 0.03%, Sulfur max 0.03%, microalloying elements (Nb, V, Ti), and Thickness: 6mm to 65mm; Width: 1,500mm to 3,800mm; Length: 6,000mm to 18,000mm (customized cutting 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 A131 Ah32, Dh32, Eh3 with standard export packaging. Custom packaging, private labeling, and OEM/ODM options may also be available for large wholesale orders.
Astm A131 Ah32, Dh32, Eh3 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 A131 Ah32, Dh32, Eh3 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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