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 | M4 | M5 | M6 | M8 | M10 | 7/16 SW17 ① | 7/16 SW19 ① | M12 | M14 | M16 | |
| P | Coarse teeth | 0.7 | 0.8 | 1 | 1.25 | 1.5 | / | / | 1.75 | 2 | 2 |
| Fine tooth1 | / | / | / | 1 | 1 | / | / | 1.25 | 1.5 | 1.5 | |
| Fine tooth2 | / | / | / | / | 1.25 | 20 | 20 | 1.5 | - | - | |
| b | nominal | 0.8 | 1 | 1.2 | 1.5 | 1.8 | 1.8 | 2 | 2 | 2.5 | 2.5 |
| Maximum value | 0.95 | 1.15 | 1.35 | 1.65 | 2 | 2 | 2.2 | 2.2 | 2.7 | 2.7 | |
| Minimum value | 0.65 | 0.85 | 1.05 | 1.35 | 1.6 | 1.6 | 1.8 | 1.8 | 2.3 | 2.3 | |
| d1 | Minimum value=nominal(H13) | 5 | 6 | 7.5 | 10 | 12.5 | 12.5 | 13.5 | 13.5 | 16.8 | 18.8 |
| Maximum value | 5.18 | 6.18 | 7.72 | 10.22 | 12.77 | 12.77 | 13.77 | 13.77 | 17.07 | 19.13 | |
| d2 | Maximum value | 4.2 | 5.25 | 6.3 | 8.4 | 10.5 | 11.7 | 11.7 | 12.6 | 14.7 | 16.8 |
| d3 | Minimum value | 6.4 | 8.2 | 9.1 | 12.8 | 15.6 | 15.6 | 17.4 | 17.4 | 20.4 | 22.4 |
| e | Minimum value | 9 | 12 | 13 | 18 | 22 | 22 | 25 | 25 | 28 | 32 |
| h1 | nominal | 0.6 | 0.8 | 0.8 | 1 | 1.2 | 1.2 | 1.4 | 1.4 | 1.4 | 1.6 |
| Maximum value | 0.7 | 0.9 | 0.9 | 1.1 | 1.3 | 1.3 | 1.5 | 1.5 | 1.5 | 1.7 | |
| Minimum value | 0.5 | 0.7 | 0.7 | 0.9 | 1.1 | 1.1 | 1.3 | 1.3 | 1.3 | 1.5 | |
| h2 | Minimum value | 0.4 | 0.6 | 0.7 | 1.1 | 1.25 | 1.25 | 1.75 | 1.75 | 1.75 | 2 |
| Maximum value | 1.3 | 1.5 | 1.8 | 2 | 2.2 | 2.2 | 3 | 3 | 3.2 | 4 | |
| m | Maximum value=nominal (h13) | 3.5 | 4.2 | 5 | 6.5 | 8 | 9 | 9 | 9.5 | 11 | 13 |
| Minimum value | 3.2 | 3.9 | 4.7 | 6.14 | 7.64 | 8.64 | 8.64 | 9.14 | 10.57 | 12.57 | |
| s | Maximum value=nominal (h13) | 7 | 9 | 10 | 14 | 17 | 17 | 19 | 19 | 22 | 24 |
| Minimum value | 6.64 | 8.64 | 9.64 | 13.57 | 16.57 | 16.57 | 18.48 | 18.48 | 21.48 | 23.48 | |
| Thousand piece weightkg | 0.81 | 1.7 | 2.4 | 6.5 | 11.3 | 12.5 | 16.5 | 16.5 | 26.7 | 35.8 | |
| Guaranteed load(N) | Coarse teeth | 6800 | 11000 | 15500 | 28300 | 44800 | - | - | 65300 | 89700 | 123000 |
| Fine tooth 1 | - | - | - | 30200 | 50200 | - | - | 72100 | 97500 | 132000 | |
| Fine tooth 2 | - | - | - | - | 47800 | 53600 | 53600 | 68200 | - | - | |
① , inches: 7/16-20 UNF-2B [ASME B 1.1] ② , Material: Steel with a carbon content not exceeding 0.25%, other types of steel are subject to agreement | |||||||||||
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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