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 size d | M5 | M6 | M8 | M10 | M12 | (M14) | M16 | (M18) | M20 | |
| P | Pitch | 0.8 | 1 | 1.25 | 1.5 | 1.75 | 2 | 2 | 2.5 | 2.5 |
| bm | Nominal | 6 | 8 | 10 | 12 | 15 | 18 | 20 | 22 | 25 |
| Minimum value | 5.4 | 7.25 | 9.25 | 11.1 | 14.1 | 17.1 | 18.95 | 20.95 | 23.95 | |
| Maximum value | 6.6 | 8.75 | 10.75 | 12.9 | 15.9 | 18.9 | 21.05 | 23.05 | 26.05 | |
| ds | Maximum value | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 |
| Minimum value | 4.7 | 5.7 | 7.64 | 9.64 | 11.57 | 13.57 | 15.57 | 17.57 | 19.48 | |
| x | Maximum value | 2 | 2.5 | 3.125 | 3.75 | 4.375 | 5 | 5 | 6.25 | 6.25 |
| Thousand pieces of steel weight≈kg | - | - | - | - | - | - | - | - | - | |
| Thread b | - | - | - | - | - | - | - | - | - | |
| Thread size d | (M22) | M24 | (M27) | M30 | (M33) | M36 | (M39) | M42 | M48 | |
| P | Pitch | 2.5 | 3 | 3 | 3.5 | 3.5 | 4 | 4 | 4.5 | 5 |
| bm | Nominal | 28 | 30 | 35 | 38 | 41 | 45 | 49 | 52 | 60 |
| Minimum value | 26.95 | 28.95 | 33.75 | 36.75 | 39.75 | 43.75 | 47.75 | 50.5 | 58.5 | |
| Maximum value | 29.05 | 31.05 | 36.25 | 39.25 | 42.25 | 46.25 | 50.25 | 53.5 | 61.5 | |
| ds | Maximum value | 22 | 24 | 27 | 30 | 33 | 36 | 39 | 42 | 48 |
| Minimum value | 21.48 | 23.48 | 26.48 | 29.48 | 32.38 | 35.38 | 38.38 | 41.38 | 47.38 | |
| x | Maximum value | 6.25 | 7.5 | 7.5 | 8.75 | 8.75 | 10 | 10 | 11.25 | 12.5 |
| Thousand pieces of steel weight≈kg | - | - | - | - | - | - | - | - | - | |
| Thread b | - | - | - | - | - | - | - | - | - | |
① P - Coarse pitch; X max=2.5P; Ds is approximately equal to the thread diameter (only applicable to B-type); Allowing the use of fine thread or transition fit thread; When b-bm ≤ 5mm, a section of the nut should be made into a rounded end or a concave point should be made at the center of the end face | ||||||||||
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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