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The 304 Hexagonal Three Combination Screw is a robust and versatile fastening solution, particularly well-suited to environments where corrosion resistance and structural integrity are paramount. Its design facilitates easy installation and maintenance, making it a practical choice for a variety of industrial, construction, and outdoor applications.
Thread size (d) | |
h ② | Nominal |
H | Nominal |
dc | Nominal |
d2 | Reference |
a | Maximum |
Thousand pieces of steel weigh ≈ kg | |
M3 | M4 | M5 | M6 | M8 | M10 | M12 |
0.5 | 0.8 | 1 | 1.6 | 1.6 | 2 | 2.5 |
2 | 2.75 | 3.25 | 4 | 5 | 6.25 | 7.5 |
7 | 9 | 10 | 12 | 16 | 20 | 24 |
5.23 | 6.78 | 8.75 | 10.71 | 13.64 | 16.59 | 19.53 |
1 | 1.4 | 1.6 | 2 | 2.5 | 3 | 3.5 |
- | - | - | - | - | - | - |
①, Other dimensions reference Bolt: GB 5783; Washer: GB 9074.24, GB 9074.26 ②, The h value of M8, M10, M12 is inconsistent with the corresponding value of GB 9074.24-88 |