Import Asme B 18.2.1 Square Head Bolt — Buy in Bulk from Supplier in China

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ASME B 18.2.1 Square Head Bolt by Handan Daoning Fasteners Co., Ltd.
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ASME B 18.2.1 Square Head Bolt - Image 1

ASME B 18.2.1 Square Head Bolt

🕐Last updated: Jul 19, 2026
Contact/ Unit
Min. Order: 1 Unit
📁CategoryNuts
💳Payment TermsT/T · L/C · D/P
Escrow Payment Available on EximNext
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Buy & Import ASME B 18.2.1 Square Head Bolt from Handan Daoning Fasteners Co., Ltd. - China Wholesale Supply

Handan Daoning Fasteners Co., Ltd. supplies ASME B18.2.1 square head bolts in sizes ranging from 1/4 inch to 1 1/2 inch (M6 to M38 in metric), manufactured from carbon steel, alloy steel, stainless steel, or brass. The bolts conform to grade specifications such as SAE J429 Gr. 2, 5, 8, ASTM A307 Gr. A, and metric classes 4.8, 5.8, 6.8, 8.8, 10.9, and 12.9, offering a broad selection for mechanical and structural applications. Thread types include coarse (UNC), fine (UNF), and metric (M), with finishes like plain, zinc plated, black oxide, nickel, chrome, or hot-dip galvanised.

Square head bolts are designed for applications requiring high torque resistance and a positive drive, such as in heavy machinery, construction, and automotive assemblies. The square head provides a larger bearing surface than hexagonal heads, reducing the risk of bolt head deformation under high loads. Material selection depends on the environment: carbon steel for general use, alloy steel for high strength, stainless steel for corrosion resistance, and brass for electrical or non-magnetic applications.

These bolts are packaged in bulk cartons with a maximum weight of 25 kg per box, plus wooden pallets for larger shipments. Handan Daoning Fasteners Co., Ltd. offers a supply capacity of 1000 tons per month, with a minimum order quantity of 500 kg per specification. The company supports global markets, including North and South America, Europe, and Asia, and provides trade terms such as FOB, CIF, CFR, CNF, EXW, DDU, and DDP.

Technical Specifications for Handan Daoning Fasteners Co., Ltd. ASME B 18.2.1 Square Head Bolt
StandardASME B18.2.1
Head TypeSquare
Size Range (Imperial)1/4 inch to 1 1/2 inch
Size Range (Metric)M6 to M38
MaterialCarbon Steel, Alloy Steel, Stainless Steel, Brass
Grade (Imperial)SAE J429 Gr. 2, 5, 8; ASTM A307 Gr. A
Grade (Metric)Class 4.8, 5.8, 6.8, 8.8, 10.9, 12.9
Thread TypeUNC, UNF, M (Metric)
FinishPlain, Zinc Plated (Clear/Blue/Yellow/Black), Black Oxide, Nickel, Chrome, Hot-Dip Galvanised
Typical Tensile Strength (Class 8.8)640 MPa minimum (standard for metric Class 8.8)
PackagingBulk in cartons (25 kg max) + wooden pallet
About Handan Daoning Fasteners Co., Ltd. - Fasteners Supplier in China
🏭

Handan Daoning Fasteners Co., Ltd. is based in Room 103, 6/F, Jishan Apartment, Ring Road No. 26, Congtai District, Handan, Hebei, China. The company specialises in the production and export of fasteners, including ASME B18.2.1 square head bolts, and serves international markets with a focus on quality and technical support. Its supply chain is equipped to handle large-volume orders, with a stated capacity of 1000 tons per month.

The supplier’s profile highlights its ability to provide material and test reports upon request, as well as free samples for evaluation. However, the response rate and average response time are not published, so buyers should expect to initiate contact proactively. The company’s location in Hebei, a major industrial hub, aligns with its focus on manufacturing and exporting fasteners for global industries.

Business TypeSupplier
Year EstablishedRecently Joined
EmployeesContact Supplier
Annual RevenueContact Supplier
Main ProductsView Products Tab
Major MarketsGlobal
Response Time<4h
Response RateNew Supplier
Frequently Asked Questions About ASME B 18.2.1 Square Head Bolt from Handan Daoning Fasteners Co., Ltd.
Metric Class 10.9 bolts are quenched and tempered to achieve a typical hardness of 320-380 HB (Brinell). For Handan Daoning Fasteners Co., Ltd., request a copy of the hardness test report to confirm the values meet your application’s requirements, especially for high-stress or dynamic load conditions.

Sourcing ASME B 18.2.1 Square Head Bolt from Handan Daoning Fasteners Co., Ltd. - China Import Guide

Before ordering ASME B18.2.1 square head bolts from Handan Daoning Fasteners Co., Ltd., confirm the exact grade, material, and finish required for your application. Request samples for testing, especially if the bolts will be used in high-stress or corrosive environments. Verify that the thread type (UNC, UNF, or metric) matches your assembly requirements to avoid compatibility issues.

Logistics for these bolts typically involve sea or air freight, depending on urgency and volume. Clarify the incoterms (e.g., FOB, CIF) to determine responsibility for shipping, insurance, and customs duties. For large orders, discuss palletisation and container loading to optimise space and reduce costs. Payment terms such as TT or LC should be agreed upon in advance, with clear conditions for deposits and final payments.

Quality assurance is essential for fasteners used in critical applications. Request material test reports (MTRs) for each batch to confirm compliance with the specified grade and mechanical properties. For added certainty, arrange for third-party inspections or testing, such as tensile strength, hardness, and corrosion resistance. Ensure all bolts are properly labelled with batch numbers and certifications for traceability during and after shipment.

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Buy & Import Asme B 18.2.1 Square Head — Wholesale Supply from China

Securing a reliable supply chain for Asme B 18.2.1 Square Head Bolt is critical for maintaining your business operations. Handan Daoning Fasteners Co., Ltd., a verified supplier located in China, provides high-quality Asme B 18.2.1 Square Head ready for international export. By connecting directly with this supplier, buyers can bypass intermediaries, negotiate custom wholesale pricing, and arrange bulk shipments. This product is a key offering within the Nuts industry, catering to distributors, wholesalers, and importers worldwide.

Request Wholesale Pricing & Bulk Trade Terms

Navigating the complexities of global sourcing is easier when you have direct access to the right manufacturers and exporters. When importing Asme B 18.2.1 Square Head from China, buyers can discuss shipping logistics, packaging requirements, and preferred payment terms directly with Handan Daoning Fasteners Co., Ltd.. This seamless communication is powered by EximNext, a premier global B2B marketplace that connects ambitious buyers with verified global sellers across every major industry.

About Handan Daoning Fasteners Co., Ltd. — Verified Supplier in China

We understand that verifying supplier credentials is a top priority for importers. Handan Daoning Fasteners Co., Ltd. is part of our extensive network of vetted international exporters. Browse more products in the Nuts category or discover new suppliers across the Nuts sector. Expand your sourcing capabilities through our trusted import export marketplace — the import export marketplace built for serious international trade.

International Shipping & Import Guidelines for Asme B 18.2.1 Square Head

When importing Asme B 18.2.1 Square Head from China, buyers should consider shipping terms (FOB, CIF, EXW), customs documentation requirements, and payment security. Contact the supplier to discuss the best logistics options for your destination country.

Frequently Asked Questions About Asme B 18.2.1 Square Head

How can I get the wholesale price for Asme B 18.2.1 Square Head Bolt?

Click the "Request Quotation" button to contact Handan Daoning Fasteners Co., Ltd. directly. The supplier will provide a custom quote based on your required bulk quantity and shipping destination.

Can I buy Asme B 18.2.1 Square Head in bulk from China?

Yes, Handan Daoning Fasteners Co., Ltd. provides Asme B 18.2.1 Square Head for bulk export from China. You can negotiate the MOQ, packaging details, and shipping terms directly with the supplier.

What shipping terms are available for this product?

Shipping terms such as FOB, CIF, or EXW can be negotiated directly with Handan Daoning Fasteners Co., Ltd.. Contact the supplier to discuss the best logistics options for importing Asme B 18.2.1 Square Head to your country.

How do I request a sample of Asme B 18.2.1 Square Head Bolt?

Send a direct message to Handan Daoning Fasteners Co., Ltd. through our platform to request a product sample before committing to a large wholesale order.

Is it safe to source products from this supplier?

Handan Daoning Fasteners Co., Ltd. is a registered and verified supplier on EximNext. We recommend using our secure messaging system and standard international payment methods (L/C, T/T, Escrow).

What specifications should I ask for when importing Asme B 18.2.1 Square Head?

Request a detailed product data sheet including grade, purity, dimensions, material composition, and applicable industry standards from Handan Daoning Fasteners Co., Ltd..

Does Handan Daoning Fasteners Co., Ltd. offer custom packaging or private labeling?

Many suppliers on EximNext, including Handan Daoning Fasteners Co., Ltd., offer custom packaging and private label options for bulk wholesale orders.

What payment methods are accepted for international orders?

Common payment methods include Letter of Credit (L/C), Telegraphic Transfer (T/T), Documents against Payment (D/P), and Escrow services.

Can I find more Nuts suppliers on EximNext?

Yes, EximNext hosts a wide network of verified Nuts manufacturers, exporters, and wholesalers across 200+ countries.

How do I contact Handan Daoning Fasteners Co., Ltd. for a bulk trade inquiry?

Click "Request Quotation" or "Contact Supplier" on this page. Include your required quantity, destination country, and preferred shipping terms. All communications are managed securely through our global B2B marketplace.

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