AS /NZS 1252 – 1996 – Bu lông kết cấu
Screw Thread | M16 | M20 | (M22) | M24 | (M27) | M30 | M36 | |
P | Thread Pitch | 2 | 2.5 | 2.5 | 3 | 3 | 3.5 | 4 |
b | L≤125 | 38 | 46 | 50 | 54 | 60 | 66 | 78 |
125<L≤200 | 44 | 52 | 56 | 60 | 66 | 72 | 84 | |
200<L | / | 65 | 69 | 73 | 79 | 85 | 97 | |
k | max | 10.75 | 13.4 | 14.9 | 15.9 | 17.9 | 19.75 | 23.55 |
min | 9.25 | 11.6 | 13.1 | 14.1 | 16.1 | 17.65 | 21.45 | |
s | max | 27 | 34 | 36 | 41 | 46 | 50 | 60 |
min | 26.16 | 33 | 35 | 40 | 45 | 49 | 58.8 | |
ds | max | 16.7 | 20.84 | 22.84 | 24.84 | 27.84 | 30.84 | 37 |
min | 15.3 | 19.16 | 21.16 | 23.16 | 26.16 | 29.16 | 35 |