| Customization: | Available |
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| Material: | Carbon Steel |
| Type: | Round Head |
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| Thread d | M5 | M6 | M8 | M10 | M12 | M16 | M20 | |
| P | 0,8 | 1 | 1,25 | 1,5 | 1,75 | 2 | 2,5 | |
| b | l < 125mm | 16 | 18 | 22 | 26 | 30 | 38 | 46 |
| 125 < l < 200mm | 22 | 24 | 28 | 32 | 36 | 44 | 52 | |
| l > 200mm | - | - | 41 | 45 | 49 | 57 | 65 | |
| dk | max. | 13,55 | 16,55 | 20,65 | 24,65 | 30,65 | 38,8 | 46,8 |
| min. | 12,45 | 15,45 | 19,35 | 23,35 | 29,35 | 37,2 | 45,2 | |
| ds | max. | 5 | 6 | 8 | 10 | 12 | 16 | 20 |
| min. | 4,52 | 5,52 | 7,42 | 9,42 | 11,3 | 15,3 | 19,16 | |
| f | max. | 4,1 | 4,6 | 5,6 | 6,6 | 8,75 | 12,9 | 15,9 |
| min. | 2,9 | 3,4 | 4,4 | 5,4 | 7,25 | 11,1 | 14,1 | |
| k | max. | 3,3 | 3,88 | 4,88 | 5,38 | 6,95 | 8,95 | 11,05 |
| min. | 2,7 | 3,12 | 4,12 | 4,62 | 6,05 | 8,05 | 9,95 | |
| r1 | approx. | 10,7 | 12,6 | 16 | 19,2 | 24,1 | 29,3 | 33,9 |
| r2 | max. | 0,5 | 0,5 | 0,5 | 0,5 | 1 | 1 | 1 |
| r3 | max. | 0,75 | 0,9 | 1,2 | 1,5 | 1,8 | 2,4 | 3 |
| v | max. | 5,48 | 6,48 | 8,58 | 10,58 | 12,7 | 16,7 | 20,84 |
| min. | 4,52 | 5,52 | 7,42 | 9,42 | 11,3 | 15,3 | 19,16 | |
FOR MORE PRODUCTS, PLEASE CLICKEstablished 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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