ANSI/ASME B 18.2.3.4M – 2001 – Bu lông liền long đen
Thread Size | M5 | M6 | M8 | M10 | M12 | M14 | M16 | |
P | Thread Pitch | 0.8 | 1 | 1.25 | 1.5 | 1.75 | 2 | 2 |
ds | max | 5 | 6 | 8 | 10 | 12 | 14 | 16 |
min | 4.82 | 5.82 | 7.78 | 9.78 | 11.73 | 13.73 | 15.73 | |
s | max | 7 | 8 | 10 | 13 | 15 | 18 | 21 |
min | 6.64 | 7.64 | 9.64 | 12.57 | 14.57 | 17.57 | 20.16 | |
e | max | 8.08 | 9.24 | 11.55 | 15.01 | 17.32 | 20.78 | 24.25 |
min | 7.44 | 8.56 | 10.8 | 14.08 | 16.32 | 19.68 | 22.58 | |
dc | max | 11.4 | 13.6 | 17 | 20.8 | 24.7 | 28.6 | 32.8 |
h | min | 1 | 1.1 | 1.2 | 1.5 | 1.8 | 2.1 | 2.4 |
k | max | 5.6 | 6.9 | 8.5 | 9.7 | 12.1 | 12.9 | 15.2 |
b | L≤125 | 16 | 18 | 22 | 26 | 30 | 34 | 38 |
125<L≤200 | 22 | 24 | 28 | 32 | 36 | 40 | 44 | |
L>200 | 35 | 37 | 41 | 45 | 49 | 53 | 57 |