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ASTM A563 heavy hex nuts from Ningbo Beilun Milfast Metalworks are hot dip galvanized (HDG) carbon steel fasteners designed for structural applications. They pair with ASTM A325 bolts and meet ANSI B18.2.6 dimensional standards, ensuring compatibility in high-stress connections. The hexagonal design provides a reliable grip for wrenches, while the HDG coating delivers long-term corrosion resistance in outdoor or harsh environments.
These nuts are manufactured from carbon steel, a material chosen for its strength and durability in load-bearing joints. The heavy hex pattern offers a larger bearing surface than standard nuts, reducing the risk of deformation under heavy torque. Typical industry practice includes a proof load of 120 ksi for grade A563, with thread sizes ranging from 1/2 inch to 1 1/2 inch as standard for structural use. The zinc coating thickness usually meets ASTM A153 Class C requirements, providing a minimum 1.2 mils of protection.
Contractors and fabricators in construction, bridge building, and industrial equipment assembly use these nuts for critical connections. Buyers should confirm thread pitch, coating weight, and compatibility with mating bolts before ordering. Bulk packaging is standard, with palletized or boxed options available for export. Lead times and MOQs vary by order size, so direct confirmation with the supplier is recommended for project planning.
| Standard | ASTM A563 |
| Dimensional Standard | ANSI B18.2.6 |
| Material | Carbon steel |
| Finish | Hot dip galvanized (HDG) |
| Thread Size Range | 1/2 inch to 1 1/2 inch typical |
| Proof Load | 120 ksi typical for grade A563 |
| Coating Thickness | 1.2 mils typical (ASTM A153 Class C) |
| Bearing Surface | Heavy hex pattern |
| Application | Structural connections |
| Compatibility | ASTM A325 bolts |
Ningbo Beilun Milfast Metalworks Co. Ltd operates from Qijiashan Street in the Lianhe Area of Ningbo, Zhejiang Province. The company specializes in fasteners for structural and industrial use, with a focus on carbon steel products that meet international standards. Its address places it in a key manufacturing hub for metal hardware, with access to major ports for export logistics.
The supplier’s profile indicates a harbor-tier trust level, though current response metrics are not available. The listing emphasizes compliance with ANSI and ASTM standards, suggesting a commitment to dimensional accuracy and material quality. Buyers should verify certification documents and production capabilities directly, as no additional performance or capacity data is provided in the profile.
| Business Type | Supplier |
| Year Established | Recently Joined |
| Employees | Contact Supplier |
| Annual Revenue | Contact Supplier |
| Main Products | View Products Tab |
| Major Markets | Global |
| Response Time | Contact Supplier |
| Response Rate | New Supplier |
Before ordering, verify the thread specifications and coating thickness to ensure compatibility with your project’s bolts and environmental conditions. Request third-party test certificates for ASTM A563 compliance and HDG coating standards, as these are critical for structural integrity and longevity. Confirm whether the supplier provides mill test reports or inspection certificates for each batch.
Logistics details such as lead time, Incoterms, and payment terms are not specified in the listing. Structural projects often require FOB or CIF Incoterms for clarity on shipping responsibilities. Discuss packaging, labeling, and port of loading to align with your freight forwarder’s requirements. Bulk orders may negotiate better terms, so inquire about volume discounts or flexible payment schedules.
Quality checks should include dimensional verification against ANSI B18.2.6 and thread gauge testing to ensure proper fit. Inspect the HDG coating for uniformity and thickness using a magnetic thickness gauge. Request a pre-shipment inspection report to confirm adherence to ASTM A563 and A153 standards. Documentation such as packing lists, commercial invoices, and certificates of origin should accompany the shipment for customs clearance.
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When sourcing Astm A563 Heavy Hex Nuts for your business, securing the right balance of quality and cost is essential. Ningbo Beilun Milfast Metalworks Co. Ltd, a supplier based in China, offers this product for international export. By purchasing directly from the manufacturer or authorized exporter, buyers can negotiate favorable FOB prices starting at $0.1/Bags and manage bulk orders with a minimum order quantity (MOQ) of 1 Bags. This product is a staple in the Nuts sector with strong demand from importing countries worldwide.
Importing Astm A563 Heavy Hex Nuts requires careful attention to shipping logistics, customs compliance, and secure payment terms. Ningbo Beilun Milfast Metalworks Co. Ltd offers flexible shipping options such as Full Container Load (FCL) or Less than Container Load (LCL) via sea freight. 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. Ask the supplier of this Astm A563 Heavy Hex Nuts for business registration and quality documents before ordering. 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 manufacturers and exporters across 200+ countries. Explore similar products in the Nuts category and connect with top-tier exporters on our comprehensive import export marketplace. Start your sourcing journey today.
Importing Astm A563 Heavy Hex Nuts 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 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 A563 Heavy Hex Nuts from Ningbo Beilun Milfast Metalworks Co. Ltd is $0.1/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 Ningbo Beilun Milfast Metalworks Co. Ltd through EximNext.
The supplier, Ningbo Beilun Milfast Metalworks Co. Ltd, has set a Minimum Order Quantity (MOQ) of 1 Bags for Astm A563 Heavy Hex Nuts. For sample requests or smaller trial orders, contact the supplier directly through our platform's inquiry system.
The HS Code classification for Astm A563 Heavy Hex Nuts depends on the specific grade and form. Contact Ningbo Beilun Milfast Metalworks Co. Ltd through EximNext for the exact HS Code and customs documentation required for your destination country.
To import Astm A563 Heavy Hex Nuts from China, negotiate shipping terms (FOB, CIF, or EXW) directly with Ningbo Beilun Milfast Metalworks Co. Ltd. Ensure you have the necessary import licenses for Nuts products in your destination country.
Open the Ningbo Beilun Milfast Metalworks Co. Ltd company profile on EximNext to see the details the company has provided. Before a bulk order, ask for business registration, certificates and export documents, and consider a sample or a small trial order.
For a complete technical data sheet or Certificate of Analysis (COA), send an inquiry directly to Ningbo Beilun Milfast Metalworks Co. Ltd through EximNext.
Ningbo Beilun Milfast Metalworks Co. Ltd offers Astm A563 Heavy Hex Nuts with standard export packaging. Custom packaging, private labeling, and OEM/ODM options may also be available for large wholesale orders.
Astm A563 Heavy Hex Nuts is actively imported by buyers worldwide. Request a destination-specific CIF or CFR quote from Ningbo Beilun Milfast Metalworks Co. Ltd through our platform.
Ningbo Beilun Milfast Metalworks Co. Ltd maintains international quality certifications. These ensure that the Astm A563 Heavy Hex Nuts 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. Ningbo Beilun Milfast Metalworks 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 Ningbo Beilun Milfast Metalworks Co. Ltd.
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