| |
|
| |
|
| |
参考资料 |
| |
不同材料螺丝的扭矩值(单位为lbf•in，若另有注明，则使用注明单位) |
| |
螺丝
尺寸 |
每英寸
螺纹数 |
十字起子
头尺寸 |
低碳钢 |
18-8
不锈钢 |
316
不锈钢 |
黄铜 |
硅青铜 |
2024-T
铝 |
蒙乃尔
镍基合金 |
内六角
螺丝 |
平头
螺丝 |
固定
螺丝 |
半圆头
螺丝 |
0 |
80 |
0 |
1 |
14 ozf•in |
16 ozf•in |
11 ozf•in |
13 ozf•in |
8 ozf•in |
|
2.6 |
2.0 |
8 ozf•in |
1.5 |
1 |
64
72 |
0
0 |
1.5
2 |
1.5 |
1.5 |
1.2 |
1.5 |
9 ozf•in |
|
4.5
4.8 |
4.2 |
1.8 |
2.0 |
2 |
56
64 |
1
1 |
2.2
2.7 |
2.5
3.0 |
2.6
3.2 |
2.0
2.5 |
2.3
2.8 |
1.4
1.7 |
2.5
3.1 |
7.5
8.0 |
4.2 |
1.8 |
4.0 |
3 |
48
56 |
1
1 |
3.5
4.0 |
3.9
4.4 |
4.0
4.6 |
3.2
3.6 |
3.6
4.1 |
2.1
2.4 |
4.0
4.5 |
11.0
12.0 |
7.0 |
5.0 |
5.5 |
4 |
40
48 |
1
1 |
4.7
5.9 |
5.2
6.6 |
5.5
6.9 |
4.3
5.4 |
4.8
6.1 |
2.9
3.6 |
5.3
6.7 |
16.0
18.0 |
9.5 |
5.0 |
7.5 |
5 |
40
44 |
2
2 |
6.9
8.5 |
7.7
9.4 |
8.1
9.8 |
6.3
7.7 |
7.1
8.7 |
4.2
5.1 |
7.8
9.6 |
24.0
24.0 |
19.0 |
9.5 |
11.0 |
6 |
32
40 |
2
2 |
8.7
10.9 |
9.6
12.1 |
10.1
12.7 |
7.9
9.9 |
8.9
11.2 |
5.3
6.6 |
9.8
12.3 |
30.0
34.0 |
19.0 |
9.5 |
12.5 |
8 |
32
36 |
2
2 |
17.8
19.8 |
19.8
22.0 |
20.7
23.0 |
16.2
18.0 |
18.4
20.4 |
10.8
12.0 |
20.7
22.4 |
55.0
58.0 |
30.5 |
19.4 |
23.0 |
10 |
24
32 |
2
2 |
20.8
29.7 |
22.8
31.7 |
23.8
33.1 |
18.6
25.9 |
21.2
29.3 |
13.8
19.2 |
25.9
34.9 |
79.0
90.0 |
65.0 |
33.5 |
45.0 |
1\4″ |
20
28 |
3
3 |
65.0
90.0 |
75.2
94.0 |
78.8
99.0 |
61.5
77.0 |
68.8
87.0 |
45.6
57.0 |
85.3
106.0 |
200.0
230.0 |
140.0 |
77.9 |
105.0 |
1. 空白区域表示无此尺寸和材料螺丝的扭矩值。
2. 某些类型的螺丝每英寸有两种螺纹数，但只有一种扭矩值。 |
| |
|
| |
扭矩换算系数 |
| |
换算
单位 |
英制 |
公制 |
国际单位制 |
ozf•in |
lbf•in |
lbf•ft |
gf•cm |
kgf•cm |
kgf•m |
mN•m |
cN•m |
N•m |
1 ozf•in = |
1.0 |
0.0625 |
0.005 |
72.0 |
0.072 |
0.0007 |
7.062 |
0.706 |
0.007 |
1 lbf•in = |
16.0 |
1.0 |
0.083 |
1152.1 |
1.152 |
0.0115 |
113.0 |
11.3 |
0.113 |
1 lbf•ft = |
192.0 |
12.0 |
1.0 |
13826.0 |
13.83 |
0.138 |
1356.0 |
135.6 |
1.356 |
1 gf•cm = |
0.014 |
0.0009 |
0.00007 |
1.0 |
0.001 |
0.00001 |
0.098 |
0.01 |
0.0001 |
1 kgf•cm = |
13.89 |
0.868 |
0.072 |
1000.0 |
1.0 |
0.01 |
98.07 |
9.807 |
0.098 |
1 kgf•m = |
1389.0 |
86.8 |
7.233 |
100000.0 |
100.0 |
1.0 |
9807.0 |
980.7 |
9.807 |
1 mN•m = |
0.142 |
0.009 |
0.0007 |
10.2 |
0.01 |
0.0001 |
1.0 |
0.1 |
0.001 |
1 cN•m = |
1.416 |
0.088 |
0.007 |
102.0 |
0.102 |
0.001 |
10.0 |
1.0 |
0.01 |
1 N•m = |
141.6 |
8.851 |
0.738 |
10197.0 |
10.20 |
0.102 |
1000.0 |
100.0 |
1.0 |
|
| |
|
| |
小型公制螺丝的扭矩值(kgf•cm) |
| |
螺丝头
类型 |
公制螺丝尺寸 |
M2.0 |
M2.3 |
M2.6 |
M3.0 |
M3.5 |
M4.0 |
M4.5 |
M5.0 |
M6.0 |
M8.0 |
盘头 |
1.4 |
2.3 |
3.3 |
4.9 |
8.2 |
12.0 |
17.0 |
24.0 |
42.0 |
104.0 |
圆头 |
1.5 |
2.5 |
3.6 |
5.3 |
9.1 |
13.0 |
19.0 |
26.0 |
47.0 |
113.0 |
扁头 |
1.5 |
1.5 |
3.6 |
5.1 |
8.8 |
13.0 |
18.0 |
25.0 |
45.0 |
110.0 |
平头/椭圆头 |
1.8 |
3.9 |
4.2 |
6.1 |
10.4 |
15.0 |
23.0 |
30.0 |
53.0 |
132.0 |
|
| |
|
| |
|
| |
|
