螺距 | 螺紋直徑 | 餘留長度 | 末端長度 | ||||
粗牙 | 細牙 | 内螺紋 | 鑽孔 | 外螺紋 | |||
P | d | L1 | L2 | L3 | a | ||
0.5 | 3 | 5 | 1 | 4 | 2 | 1~2 | |
0.7 | 4 | / | 1.5 | 5 | 2.5 | 2~3 | |
0.75 | / | 6 | 1.5 | 6 | 2.5 | 2~3 | |
0.8 | 5 | / | 1.5 | 6 | 2.5 | 2~3 | |
1 | 6 | 8,10,14,16,18 | 2 | 7 | 3.5 | 2.5~4 | |
1.25 | 8 | 12 | 2.5 | 9 | 4 | 2.5~4 | |
1.5 | 10 | 14,16,18,20,22,24,27,30,33 | 3 | 10 | 4.5 | 3.5~5 | |
1.75 | 12 | / | 3.5 | 13 | 5.5 | 3.5~5 | |
2 | 14,16 | 24,27,30,33,36,39,45,48,52 | 4 | 14 | 6 | 4.5~6.5 | |
2.5 | 18,20,22 | / | 5 | 17 | 7 | 4.5~6.5 | |
3 | 24,27 | 36,39,42,45,48,56,60,64,72,76 | 6 | 20 | 8 | 5.5~8 | |
3.5 | 30 | / | 7 | 23 | 10 | 5.5~8 | |
4 | 36 | 56,60,64,68,72,76 | 8 | 26 | 11 | 7~11 | |
4.5 | 42 | / | 9 | 30 | 12 | 7~11 | |
5 | 48 | / | 10 | 33 | 13 | 10~15 | |
5.5 | 56 | / | 11 | 36 | 16 | 10~15 | |
6 | 64,72,76 | / | 12 | 40 | 18 | 10~15 |