We specialize in the research and development, production, and sales of various standard, non-standard, and fasteners such as high-quality and high-precision bolts, screws, nuts, washers, etc.
Fasteners have diverse materials and complete specifications, supporting non-standard customization.
Consulting service hotline:13306482520
Email:13306482520@163.com
| thread specification D | M5 | M6 | M8 | M10 | M12 | (M14) | M16 | M20 | |
| P | pitch | 0.8 | 1 | 1.25 | 1.5 | 1.75 | 2 | 2 | 2.5 |
| c | Minimum value | 1 | 1.1 | 1.2 | 1.5 | 1.8 | 2.1 | 2.4 | 3 |
| da | Maximum value | 5.75 | 6.75 | 8.75 | 10.8 | 13 | 15.1 | 17.3 | 21.6 |
| Minimum value | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 20 | |
| dc | Maximum value | 11.8 | 14.2 | 17.9 | 21.8 | 26 | 29.9 | 34.5 | 42.8 |
| dw | Minimum value | 9.8 | 12.2 | 15.8 | 19.6 | 23.8 | 27.6 | 31.9 | 39.9 |
| e | Minimum value | 8.79 | 11.05 | 14.38 | 16.64 | 20.03 | 23.36 | 26.75 | 32.95 |
| h | Maximum value | 7.1 | 9.1 | 11.1 | 13.5 | 16.1 | 18.2 | 20.3 | 24.8 |
| Minimum value | 6.52 | 8.52 | 10.4 | 12.8 | 15.4 | 16.9 | 19 | 22.7 | |
| m | Minimum value | 4.7 | 5.7 | 7.64 | 9.64 | 11.57 | 13.3 | 15.3 | 18.7 |
| mw | Minimum value | 2.5 | 3.1 | 4.6 | 5.6 | 6.8 | 7.7 | 8.9 | 10.7 |
| s | Maximum value | 8 | 10 | 13 | 15 | 18 | 21 | 24 | 30 |
| Minimum value | 7.78 | 9.78 | 12.73 | 14.73 | 17.73 | 20.67 | 23.67 | 29.16 | |
| r | Maximum value | 0.3 | 0.4 | 0.5 | 0.6 | 0.7 | 0.9 | 1 | 1.2 |
| Thousand piece weight (steel)≈kg | 1.66 | 3.36 | 7 | 11.15 | 19.33 | 29.21 | 43.24 | 78.44 | |
E-Mail：13306482520@163.com
Phone：133-0648-2520
Address：008, Zone 9, Wanxing International Hardware City, Heilongjiang North Road, Chengyang District, Qingdao City, Shandong Province
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