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| 單位:mm | |
Applicable bolt | d | D | Thicknes T | ||
Metric | ( Imperial units ) | Galvanized steel | S316 | ||
M3 | (#5) | 3.4 | 7 | 1.8 | 2.2 |
M4 | (#8) | 4.4 | 7.6 | ||
M5 | (#10) | 5.4 | 9 | ||
M6 | - | 6.5 | 10.8 | ||
1/4 | (1/4") | 7.2 | 11.5 | ||
M8 | (5/16") | 8.7 | 13.5 | 2.5 | |
3/8 | (3/8") | 10.3 | 16 | ||
M10 | - | 10.7 | 16 | ||
M12 | - | 13 | 19.5 | ||
1/2 | (1/2") | 13.5 | 19.5 | 3.4 | |
M14 | (9/16") | 15.2 | 23 | 3.2 | |
M16 | (5/8") | 17 | 25.4 | ||
M18 | - | 19.5 | 29 | ||
3/4 | (3/4") | 20 | 30.7 | ||
M20 | - | 21.4 | 30.7 | ||
M22 | (7/8") | 23.4 | 34.5 | ||
M24 | - | 25.3 | 39 |