| Customization: | Available |
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| Material: | High Strength Steel |
| Type: | Round Head |
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| Round Head Square Neck Bolts | |
| Standard: | DIN, GB, ANSI/ASME |
| Category: | ANSI/ASME B18.5, DIN603, GB12, GB14, GB801, US Round Head Square Neck Bolts, Small Half-round Head Square Neck Bolts or according to customer special demand. |
| Diameter: | M4, M5, M6, M8, M10, M12, M14, M16, 1/4-20, 5/16-18, 3/8-16, 1/2-13, 5/8-11 |
| Grade: | Grade 4.8,8.8, A2-70, A4-70, F593C, Grade4-12, U.S. Grade 2,5,8 or according to customer special demand. |
| Thread: | M,UNC,UNF |
| Finish: | Plain, Black oxide, Blue-White Zinc, Zinc Plated(Clear/Blue/Yellow/Black), Nickel, Chrome,Dacromet,Zinc Nickel. |
| Packing: | Cartons (26*26*14 cm) + Pallets (113*85 cm, 48 cartons) |
| Application: | Structural Steel; Metal Buliding; Mechanical Machine; Automobile; Home Decorating. |
| Certification: | ISO9001, IATF16949 |
| Trade Term: | FOB/CIF/CFR/EXW/CIP |
| Payment: | T/T, D/A , D/P ,West union,Paypal, etc. |
| Lead Time: | 3~15 days after order confirmed, it will based on the detailed order quantity. |
| Market: | Europe / South&north Amrica / East&South east Asia / Middle East / Australia and etc. |
| Warranty: | We confirm our goods will satisfy your request of 100%. |
| After Sales Service: | We will follow up the goods for every customer and help solve problem after sales. |
Established in 2004, Hangzhou Jiangxin Industry Co., Ltd is a national high-tech enterprise and a scientific and technological enterprise in Zhejiang Province. Specializing in fastener manufacturing, the company integrates production, research and development, and sales. With state-of-the-art fastener production equipment and advanced ERP system management, we ensure top-quality products.
Our products adhere to various international standards such as German (DIN), American (ANSI, ASME), international (ISO), national (GB), Japanese (JIS), and British (BSW) standards. We offer a wide range of high-strength bolts and advanced expansion bolts made from carbon steel and stainless steel 304 and 316, suitable for applications in high-speed rail, automobiles, ships, machinery, electronics, and construction.
Key products include bolts (outer hexagonal, inner hexagonal, carriage, flange), screws (machine, drilling, set, wood, self-tapping), nuts (hexagonal, K caps, nylon, self-locking, flange, cap, rivet nut series), and others (semi-hollow rivets, step rivets, non-standard customization).
With ISO9001 certification and distribution outlets in East China, Hangzhou Jiangxin Industry Co., Ltd is a trusted choice for high-quality fasteners that offer fast installation, durability, and compatibility. Explore our range of products for your industrial needs.
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