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ASTM A131 AH40, DH40 and EH40 steel sheets from Henan HZZ Iron and Steel Co., Ltd. are high-strength carbon manganese plates engineered for shipbuilding and marine construction. These grades conform to ASTM A131, with yield strengths starting at 390 MPa for AH40, scaling to higher values for DH40 and EH40. Designed for low-temperature service, they retain toughness down to -60°C for FH40 variants, making them suitable for hulls, decks and offshore platforms exposed to harsh maritime conditions.
The material composition typically includes carbon, manganese, silicon, sulfur and phosphorus within standard ranges for shipbuilding steels, with controlled alloying to balance strength and weldability. These plates are supplied in thicknesses and dimensions aligned with shipyard requirements, often with mill test certificates to EN 10204 3.1. Surface finish is usually as-rolled or blasted and primed to prevent corrosion during transit and storage.
Primary buyers include shipyards, offshore fabricators and marine engineering firms sourcing structural plates for new builds or repairs. Standard trade terms for these plates often involve FOB or CIF incoterms, with packaging in bundled sheets secured for ocean freight. Confirm thickness tolerances, impact test results and third-party inspection options with the supplier before ordering, as these are critical for classification society approvals.
| Standard | ASTM A131 |
| Grades | AH40, DH40, EH40, FH40 |
| Material Type | Carbon Manganese Shipbuilding Steel |
| Yield Strength (minimum) | 390 MPa (AH40), higher for DH40/EH40 |
| Low-Temperature Service | Down to -60°C (FH40 typical) |
| Thickness Range | Standard shipbuilding plate range, confirm with supplier |
| Width Range | Standard mill widths, confirm with supplier |
| Length Range | Standard mill lengths, confirm with supplier |
| Surface Finish | As-rolled or blasted and primed (typical) |
| Certification | EN 10204 3.1 (typical for marine plates) |
Henan HZZ Iron and Steel Co., Ltd. is based in Zhengzhou, Henan Province, China, operating from Jincheng International Building. The company specialises in the supply of carbon and alloy steel plates for industrial applications, including shipbuilding grades under ASTM A131. Its profile indicates an imported-tier supplier with a harbor trust tier, though current response metrics are not available.
The supplier’s focus is on structural steel products for marine and heavy engineering sectors. While the listing does not specify production capacity or certifications beyond ASTM compliance, the product range aligns with global demand for high-strength shipbuilding plates. Buyers should verify mill test certificates, origin mill details and quality control processes directly with Henan HZZ Iron and Steel Co., Ltd. to ensure alignment with project specifications.
ASTM A131 AH40, DH40, EH40, and FH40 steel sheets are high-strength structural plates specifically developed for shipbuilding and marine construction. These grades meet ASTM A131 specifications with yield strengths from 390 MPa upward, designed to withstand demanding marine environments including low-temperature service down to -60°C for FH40. Widely used in hull structures, decks, and offshore platforms, these sheets are sourced globally from mills in China, South Korea, and Japan for international shipyards and export projects. Pricing reflects current steel market conditions and varies by grade, thickness, and origin mill.
| 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 ASTM A131 plates from Henan HZZ Iron and Steel Co., Ltd., verify the mill of origin and the specific heat numbers for traceability. Confirm that the plates meet the required grade (AH40, DH40 or EH40) and that the mill test certificates include all mandatory tests, such as tensile, Charpy V-notch impact and chemical analysis. Classification societies often require additional tests, so align the supplier’s offerings with your project’s approval matrix.
For logistics, discuss incoterms such as FOB Qingdao or CIF to your destination port, as these are common for steel exports from China. Packaging should be suitable for ocean freight, typically in bundled sheets with edge protection and moisture barriers. Lead times can vary based on mill production schedules, so confirm the estimated delivery window and any potential delays due to steel market conditions or port congestion.
Quality checks should include visual inspection for surface defects, dimensional verification against ASTM A6/A6M tolerances and non-destructive testing (NDT) if specified. For marine applications, consider third-party inspection at the mill or prior to shipment to ensure compliance with your purchase order. Documentation such as the mill test certificate, packing list and bill of lading must be accurate and complete for customs clearance and classification society approvals.
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When sourcing Astm A131 Ah40, Dh40, Eh40, 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 AH40 / DH40 / EH40 / FH40 (Ordinary Strength and High Strength), Carbon (C) max 0.18%, Manganese (Mn) 0.90-1.60%, Low Alloy additions for toughness, and Thickness: 6-50mm; Width: 1500-4000mm; Length: 6000-18000mm (custom cut 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 A131 Ah40, Dh40, Eh4 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 import export 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 Ah40, Dh40, Eh4 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 online B2B marketplace. Start your sourcing journey today.
Importing Astm A131 Ah40, Dh40, Eh4 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 A131 Ah40, Dh40, Eh40, 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 A131 Ah40, Dh40, Eh4. 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 Ah40, Dh40, Eh40, 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 A131 Ah40, Dh40, Eh4 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 A131 Ah40, Dh40, Eh40, Steel Sheet supplied by Henan HZZ Iron and Steel Co., Ltd. include AH40 / DH40 / EH40 / FH40 (Ordinary Strength and High Strength), Carbon (C) max 0.18%, Manganese (Mn) 0.90-1.60%, Low Alloy additions for toughness, and Thickness: 6-50mm; Width: 1500-4000mm; Length: 6000-18000mm (custom cut 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 Ah40, Dh40, Eh4 with standard export packaging. Custom packaging, private labeling, and OEM/ODM options may also be available for large wholesale orders.
Astm A131 Ah40, Dh40, Eh4 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 Ah40, Dh40, Eh4 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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