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公制螺纹常用规格极限尺寸表汇编

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公制内螺纹（6H）常用规格极限尺寸表（细牙）
公称直径× 螺纹精 螺距 度等级
M3×0.35
大径 最小
3.000
中径
最大
最小
2.863 2.773
小径
最大
最小
2.721 2.621
攻丝前 钻头直
2径.65
M4×0.5
4.000 3.775 3.675 3.559 3.459 3.50
M5×0.5
5.000 4.775 4.675 4.599 4.459 4.50
M22×1
22.000 21.510 21.350 21.153 20.917 21.00
M22×1.5 M22×2
22.000 21.216 21.026 20.676 20.376 20.50 22.000 20.913 20.701 20.210 19.835 20.00
M24×1
24.000 25.520 23.350 23.153 22.917 23.00
M12×1.5
12.000 11.216 11.026 10.676 10.376 10.50
M14×1
14.000 13.510 13.350 13.153 12.917 13.00
M14×1.5
14.000 13.216 13.026 12.676 12.376 12.50
M16×1
16.000 15.510 15.350 15.153 14.917 15.00
公制外螺纹（6g）常用规格极限尺寸表（粗牙）
公称直径× 螺纹精 螺距 度等级
大径
最大
最小
中径
最大
最小
小径 最大
螺胚直径 最小 最大
M3×0.5
2.980 2.874 2.655 2.580 2.439 2.60 2.63
M4×0.7
3.978 3.838 3.523 3.433 3.220 3.47 3.50
M22×1.5
21.968 21.732 20.994 20.854 20.344 20.95
M22×2
21.962 21.682 20.663 20.503 19.797 20.57
M24×1
23.974 23.794 23.324 23.199 22.891 23.23
M24×1.5
23.968 23.732 22.994 22.844 22.344 22.89
公称直径× 螺纹精 螺距 度等级
大径
最大
最小
中径
最大
最小
小径 最大
螺胚直径 最小 最大
M3X0.35
2.981 2.896 2.754 2.687 2.602 2.71
M4X0.5
3.980 3.874 3.655 3.580 3.439 3.60
M5×0.5
4.980 4.874 4.655 4.580 4.439 4.60
M24×1.5
24.000 23.226 23.026 22.676 22.376 22.50
M24×2
24.000 22.925 22.701 22.210 21.835 22.00
M27×1 M27×1.5
27.000 26.520 26.350 26.153 25.917 26.00 27.000 26.226 26.026 25.676 25.376 25.50
M18×2.5
17.958 17.623 16.334 16.164 15.252 16.24 16.29
M20×2.5
19.958 19.623 18.334 18.164 17.252 18.24 18.29
M22×2.5
21.958 21.623 20.334 20.164 19.252 20.24 20.29
M10×1
10.000 8.500 9.350 9.153 8.917 9.00
M10×1.25 M12×1
10.000 9.348 9.188 8.912 8.647 8.80 12.000 11.510 11.350 11.153 10.917 11.00
M12×1.25
12.000 11.368 11.188 10.912 10.647 10.80
M16×1.5 6g 15.968 15.732 14.994 14.854 14.344 14.90
M18×1
17.974 17.794 17.324 17.206 16.891 17.25
M18×1.5
17.968 17.732 16.994 16.854 16.334 16.90
M18×2
17.962 17.682 16.663 16.503 15.797 16.58
1.螺胚直径指滚丝前的尺寸，数值为依经验公式计算而得，在实践中需验证。
2.73 3.63 4.63 5.46 7.46 7.29 9.46 9.29 9.12 11.29 11.12 10.95 13.29 12.95 15.29 14.95 17.29 16.95 16.62 19.29 18.95 18.62 21.29 20.90 20.62 23.29 22.95 22.62 26.29 25.95 25.62
M5×0.8
4.976 4.826 4.456 4.361 4.110 4.40 4.43
M6×1
5.974 5.794 5.324 5.212 4.891 5.26 5.29
M8×1.25
7.972 7.760 7.160 7.042 6.619 7.10 7.14
M10×1.5
9.968 9.732 8.994 8.862 8.344 8.92 8.96
M6×0.75
5.978 5.838 5.491 5.391 5.166 5.42
M8×0.75
7.978 7.838 7.491 7.391 7.166 7.42
M8×1
7.974 7.794 7.324 7.212 6.891 7.26
M10×0.75
9.978 9.838 9.491 9.391 9.166 9.42
M12×1.5
11.968 11.732 10.994 10.854 10.342 13.794 13.324 13.206 12.891 13.25
M14×1.5
13.968 13.732 12.994 12.854 12.344 12.91
M16×1
15.974 15.794 15.324 15.206 14.891 15.25
M14×2
14.000 12.913 12.701 12.210 11.835 12.00
M16×2
16.000 14.913 14.701 14.210 13.835 14.00
M18×2.5
18.000 16.600 16.376 15.744 15.294 15.50
M20×2.5
20.000 18.600 18.376 17.744 17.294 17.50
M6×1
6.000 5.500 5.350 5.153 4.917 5.00
M8×1.25
8.000 7.348 7.188 6.912 6.647 6.80
M10×1.5
10.000 9.206 9.026 8.676 8.376 8.50
M12×1.75
12.000 11.063 10.863 10.441 10.106 10.20
M12×1.75 6g M14×2
11.966 11.701 10.829 10.679 10.072 10.75 10.79 13.962 13.682 12.663 12.503 11.797 12.57 12.62
M16×2
15.962 15.682 14.663 14.503 13.797 14.57 14.62
M16×1.5 6H 16.000 15.216 15.026 14.676 14.376 14.50
M18×1
18.000 17.510 17.350 17.153 16.917 17.00
M18×1.5
18.000 17.216 17.026 16.676 16.376 16.50
M18×2 M20×1
M24×3
23.952 23.577 22.003 21.803 20.704 21.89 21.95
M27×3
26.952 26.577 25.003 24.803 23.704 24.89 24.95
1.螺胚直径指滚丝前的尺寸，数值为依经验公式计算而得，在实践中需验证。
公制内螺纹（6H）常用规格极限尺寸表（粗牙）
M24×2
23.962 23.682 22.663 22.493 21.797 22.57
M27×1
26.974 26.794 26.324 26.199 25.891 26.23
M27×1.5
26.968 26.732 25.944 25.844 25.344 25.89
M27×2
26.962 26.682 25.663 25.493 24.797 25.56
M22×2.5
22.000 20.600 20.376 19.744 19.294 19.50
M24×3
24.000 22.316 22.051 21.252 20.752 21.00
M27×3
27.000 25.316 25.051 24.252 23.752 24.00
公制外螺纹（6g）常用规格极限尺寸表（细牙）
M27×2
27.000 25.925 25.701 25.210 24.835 25.00
M6×0.75 M8×0.75

合集下载

公制螺纹尺寸表

公制螺纹尺寸表


8.376 8.50 10.106 10.20 11.835 12.00 13.835 14.00 15.294 15.50 17.294 17.50 19.294 19.50 20.752 21.00 23.752 24.00
公制 外螺 纹 （6g ）常 用规 格极 限尺 寸表 （细 牙）
公称直径× 螺纹精 螺距 度等级
M3X0.35 M4X0.5 M5×0.5 M6×0.75 M8×0.75 M8×1 M10×0.75 M10×1 M10×1.25 M12×1 M12×1.25
大径
最大
最小
2.981 2.896
3.980 3.874
4.980 4.874
5.978 5.838
7.978 7.838
7.974 7.794
11.968 13.974 13.968 15.974 15.968 17.974 17.968 17.962 19.974 19.968 19.962 21.974 21.968 21.962 23.974 23.968 23.962 26.974 26.968 26.962
11.732 13.794 13.732 15.794 15.732 17.794 17.732 17.682 19.794 19.732 19.682 21.794 21.732 21.682 23.794 23.732 23.682 26.794 26.732 26.682
25.520 23.350

26.520 26.350
小径
攻丝前
钻头直
最大
最小
径
2.721 2.621 2.65
3.559 3.459 3.50
4.599 4.459 4.50
公制螺纹尺寸表

公制螺纹尺寸表


大径
最小
3.000 4.000 5.000 6.000 8.000 8.000 10.000 10.000 10.000 12.000 12.000 12.000 14.000 14.000 16.000 16.000 18.000 18.000 18.000 20.000 20.000 20.000 22.000 22.000 22.000 24.000 24.000 24.000 27.000
中径Βιβλιοθήκη 最大最小2.863 2.773
3.775 3.675
4.775 4.675
5.645 5.513
7.645 7.513
7.500 7.350
9.645 9.513
8.500 9.350
9.348 9.188
11.510 11.350
11.368 11.188
11.216 11.026
13.510 13.350
20.676 20.376 20.50
20.210 19.835 20.00
23.153 22.917 23.00
22.676 22.376 22.50
22.210 21.835 22.00
26.153 25.917 26.00
M27×1.5 M27×2
27.000 26.226 26.026 25.676 25.376 25.50 27.000 25.925 25.701 25.210 24.835 25.00
14.676 14.376 14.50
17.153 16.917 17.00
16.676 16.376 16.50
16.210 15.835 16.00
19.153 18.917 19.00
公制(米制)螺纹极限尺寸

公制(米制)螺纹极限尺寸

毛坯极限尺寸参考大径尺寸（非挤压加工）；螺纹山角度：60°涂色部螺距为非常用规格；螺纹山角度：60°。

单位：mm 小径大 径d maxd min 公差d 2max d 2min 公差d 3maxD minD 2max D 2min 公差D 1max D 1min 公差0.20.9830.9270.0560.8530.8050.0480.7380.2510.9330.0670.8380.7850.0530.67510.830.740.09-0.7290.750.2 1.083 1.0270.0560.9530.9050.0480.8380.25 1.1 1.0330.0670.9380.8850.0530.775 1.10.930.840.09-0.8290.850.2 1.183 1.1270.056 1.053 1.0050.0480.9380.25 1.2 1.1330.067 1.0380.9850.0530.875 1.2 1.0030.9080.095-0.9290.950.2 1.383 1.3270.056 1.253 1.2050.048 1.1380.3 1.4 1.3250.075 1.205 1.1490.056 1.014 1.4 1.28 1.2050.075 1.16 1.0750.085 1.10.2 1.583 1.5270.056 1.453 1.4030.05 1.3380.35 1.581 1.4960.085 1.354 1.2910.063 1.152 1.6 1.458 1.3730.085 1.321 1.2210.1 1.250.2 1.783 1.7270.056 1.653 1.6030.05 1.5230.35 1.781 1.6960.085 1.554 1.4910.063 1.352 1.8 1.658 1.5730.085 1.521 1.4210.1 1.450.25 1.982 1.9150.067 1.82 1.7640.056 1.6750.4 1.981 1.8860.095 1.721 1.6540.067 1.492 1.83 1.740.09 1.679 1.5670.112 1.60.25 2.182 2.1150.067 2.02 1.9640.056 1.8750.45 2.18 2.080.1 1.888 1.8170.071 1.628 2.2 2.003 1.9080.095 1.838 1.7130.125 1.750.35 2.481 2.3960.085 2.254 2.1910.063 2.052 2.5 2.358 2.2730.085 2.221 2.1210.1 2.150.45 2.48 2.380.1 2.188 2.1170.071 1.928 2.5 2.303 2.2080.095 2.138 2.0130.125 2.050.35 2.981 2.8960.085 2.754 2.6870.067 2.5523 2.863 2.7730.09 2.721 2.6210.1 2.650.5 2.98 2.8740.106 2.655 2.580.075 2.3673 2.775 2.6750.1 2.599 2.4590.14 2.50.35 3.481 3.3960.085 3.254 3.1870.067 3.052 3.5 3.363 3.2730.09 3.221 3.1210.1 3.150.6 3.479 3.3540.125 3.089 3.0040.085 2.743 3.5 3.222 3.110.112 3.01 2.850.16 2.90.5 3.98 3.8740.106 3.655 3.580.075 3.3674 3.775 3.6750.1 3.599 3.4590.14 3.50.7 3.978 3.8380.14 3.523 3.4330.09 3.1194 3.663 3.5450.118 3.422 3.2420.18 3.30.5 4.448 4.3740.074 4.155 4.080.075 3.867 4.5 4.275 4.1750.1 4.099 3.9590.1440.75 4.478 4.3380.14 3.991 3.9010.09 3.558 4.5 4.131 4.0130.118 3.878 3.6880.19 3.70.5 4.98 4.8740.106 4.655 4.580.075 4.3675 4.775 4.6750.1 4.599 4.4590.14 4.50.8 4.976 4.8260.15 4.456 4.3610.095 3.9955 4.605 4.480.125 4.334 4.1340.2 4.25.50.5(细牙） 5.48 5.3740.106 5.155 5.080.075 4.867 5.5 5.275 5.1750.1 5.099 4.9590.1450.755.978 5.8380.14 5.491 5.3910.1 5.0586 5.645 5.5130.132 5.378 5.1880.19 5.21 5.974 5.7940.18 5.324 5.2120.112 4.7476 5.5 5.350.15 5.153 4.9170.23650.756.978 6.8380.14 6.491 6.3910.1 6.0587 6.645 6.5130.132 6.378 6.1880.19 6.21 6.974 6.7940.18 6.324 6.2120.112 5.7477 6.5 6.350.15 6.153 5.9170.23660.757.9787.8380.147.4917.3910.17.05887.6457.5130.1327.3787.1880.197.2817.9747.7940.187.3247.2120.1126.74787.57.53-0.037.1536.9170.2367公称直径 d螺距 P1.61.822.211.11.21.4672.533.54大径中径中径小径钻头径4.55毛坯极限尺寸参考大径尺寸（非挤压加工）；螺纹山角度：60°涂色部螺距为非常用规格；螺纹山角度：60°。

常用公制内外螺纹极限直径表

常用公制内外螺纹极限直径表


16.676
M20×2.5 φ17.5 M20×1.5 φ18.5 M22×2.5 φ19.5 M24×3 M27×3 φ21 φ24
17.294 ～ 17.744 18.376 ～ 18.676
17.23 φ17.31 φ18.57～ φ18.63～ 18.67 φ18.78 φ19.17～ φ19.22～ 19.23 φ19.31
M20×1 19.974 19.794 19.324 19.206 18.891 19.24 19.29 M20×1.5 19.968 19.732 18.994 18.854 18.344 18.90 18.95 M20×2 19.962 19.682 18.663 18.503 17.797 18.57 18.62 M22×1 21.974 21.794 21.324 21.206 20.891 21.24 21.29 M22×1.5 21.968 21.732 20.994 20.854 20.344 20.95 20.90 M22×2 21.962 21.682 20.663 20.503 19.797 20.57 20.62 M24×1 23.974 23.794 23.324 23.199 22.891 23.23 23.29 M24×1.5 23.968 23.732 22.994 22.844 22.344 22.89 22.95 M24×2 23.962 23.682 22.663 22.493 21.797 22.57 22.62 M27×1 26.974 26.794 26.324 26.199 25.891 26.23 26.29 M27×1.5 26.968 26.732 25.944 25.844 25.344 25.89 25.95 M27×2 26.962 26.682 25.663 25.493 24.797 25.56 25.62 1.螺胚直径指滚丝前的尺寸，数值为依经验公式计算而得，在实践中 需验证。