常用螺纹尺寸与公差汇总表 g1/4螺纹是什么标准

公制螺纹

基本直径
内螺纹公差等级
外螺纹公差
大径
中径
小径
6H
7H
6g
中径公差
小径公差
中径公0,差
小径公差
中径公差
小径公差
M10*1
10
9.35
8.917
0,+0.150
0,+0.236
0,+0.190
0,+0.300
-0.026,-0.138
-0.026,0.206
M12*1
12
11.35
10.917
0,+0.160
0,+0.236
0,+0.200
0,+0.300
-0.026,-0.144
-0.026,0.206
M14*1
14
13.35
122.917
0,+0.160
0,+0.236
0,+0.200
0,+0.300
-0.026,-0.144
-0.026,0.206
M12*1.25
12
11.188
10.647
0,+0.180
0,+0.265
0,+0.224
0,+0.335
-0.028,-0.160
-0.028,-0.240
M14*1.25
14
13.188
12.647
0,+0.180
0,+0.265
0,+0.224
0,+0.335
-0.028,-0.160
-0.028,-0.240
M12*1.5
12
11.026
10.376
0,+0.190
0,+0.300
0,+0.236
0,+0.375
-0.032,-0.172
-0.032,-0.268
M14*1.5
14
13.026
12.376
0,+0.190
0,+0.300
0,+0.236
0,+0.375
-0.032,-0.172
-0.032,-0.268
M16*1.5
16
15.026
14.376
0,+0.190
0,+0.300
0,+0.236
0,+0.375
-0.032,-0.172
-0.032,-0.268
M18*1.5
18
17.026
16.376
0,+0.190
0,+0.300
0,+0.236
0,+0.375
-0.032,-0.172
-0.032,-0.268
M20*1.5
20
19.026
18.376
0,+0.190
0,+0.300
0,+0.236
0,+0.375
-0.032,-0.172
-0.032,-0.268
M22*1.5
22
21.026
20.376
0,+0.190
0,+0.300
0,+0.236
0,+0.375
-0.032,-0.172
-0.032,-0.268
M24*1.5
14
23.026
22.376
0,+0.200
0,+0.300
0,+0.250
0,+0.375
-0.032,-0.182
-0.032,-0.268
M26*1.5
26
25.026
24.376
0,+0.200
0,+0.300
0,+0.250
0,+0.375
-0.032,-0.182
-0.032,-0.268
M27*1.5
27
26.026
25.376
0,+0.200
0,+0.300
0,+0.250
0,+0.375
-0.032,-0.182
-0.032,-0.268
M30*1.5
30
29.026
28.376
0,+0.200
0,+0.300
0,+0.250
0,+0.375
-0.032,-0.182
-0.032,-0.268
M33*1.5
33
32.026
31.376
0,+0.200
0,+0.300
0,+0.250
0,+0.375
-0.032,-0.182
-0.032,-0.268
M36*1.5
36
35.026
34.376
0,+0.200
0,+0.300
0,+0.250
0,+0.375
-0.032,-0.182
-0.032,-0.268
M39*1.5
39
38.026
37.376
0,+0.200
0,+0.300
0,+0.250
0,+0.375
-0.032,-0.182
-0.032,-0.268
M42*1.5
42
41.026
40.376
0,+0.200
0,+0.300
0,+0.250
0,+0.375
-0.032,-0.182
-0.032,-0.268
M27*2
27
25.701
24.835
0,+0.224
0,+0.375
0,+0.280
0,+0.475
-0.038,-0.208
-0.038,-0.318
M30*2
30
28.701
27.835
0,+0.224
0,+0.375
0,+0.280
0,+0.475
-0.038,-0.208
-0.038,-0.318
M33*2
33
31.701
30.835
0,+0.224
0,+0.375
0,+0.280
0,+0.475
-0.038,-0.208
-0.038,-0.318
M36*2
36
34.701
33.835
0,+0.224
0,+0.375
0,+0.280
0,+0.475
-0.038,-0.208
-0.038,-0.318
M39*2
39
37.701
36.835
0,+0.224
0,+0.375
0,+0.280
0,+0.475

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