普通公制螺纹规格一览表
规格 螺距
小径 大径
max min max min
M1 0.25 0.785 0.729 1 0.933
M1.1 0.25 0.885 0.829 1.1 1.033
M1.2 0.25 0.985 0.929 1.2 1.133
M1.4 0.3 1.142 1.075 1.4 1.325
M1.6 0.35 1.321 1.221 1.581 1.496
M1.8 0.35 1.521 1.421 1.781 1.696
M2.0 0.4 1.679 1.567 1.981 1.886
M2.2 0.45 1.838 1.713 2.18 2.08
M2.5 0.45 2.138 2.013 2.48 2.38
M2.6 0.45 2.238 2.113 2.58 2.48
M3.0 0.5 2.599 2.459 2.98 2.874
M3.5 0.6 3.01 2.85 3.479 3.354
M4.0 0.7 3.422 3.242 3.978 3.838
M4.5 0.75 3.878 3.688 4.478 4.388
M5 0.8 4.334 4.134 4.976 4.826
M6 1 5.153 4.917 5.974 5.794
M7 1 6.153 5.917 6.974 6.794
M8 1.25 6.912 6.647 7.972 7.76
M9 1.25 7.912 7.647 8.972 8.76
M10 1.5 8.676 8.376 9.968 9.732
M11 1.5 9.676 9.376 10.968 10.732
M12 1.75 10.441 10.106 11.966 11.701
M14 2 12.21 11.835 13.962 13.682
M16 2 14.21 13.835 15.962 15.682
M18 2.5 15.744 15.294 17.958 17.623
M20 2.5 17.744 17.294 19.958 19.623
M22 2.5 19.744 19.294 21.958 21.623
M24 3 21.252 20.752 23.952 23.577
M27 3 24.252 23.752 26.952 26.577
M30 3.5 26.771 26.211 29.947 29.522
M33 3.5 29.771 29.211 32.947 32.522
M36 4 32.27 31.67 35.94 35.465
M39 4 35.27 34.67 38.94 38.465
M42 4.5 37.799 37.129 41.937 41.437
M45 4.5 40.799 40.129 44.937 44.437
M48 5 43.297 42.587 47.929 47.399
M52 5 47.297 46.587 51.929 51.399
M56 5.5 50.796 50.046 55.925 55.365
M60 5.5 54.769 54.046 59.925 59.365
M64 6 58.305 57.505 63.92 63.32
M68 6 62.305 61.505 67.92 67.32
公制螺纹
规格
标准
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径 2级牙钻孔径 规格 标准径 2级牙钻孔径最大 最小 最大 最小
M1.0×0.2 0.8 0.821 0.783 M11×0.75 10.3 10.378 10.188
M1.1×0.2 0.9 0.921 0.883 M11×1.0 10 10.153 9.917
M1.2×0.2 1 1.021 0.983 M12×1.25 10.8 10.912 10.647
M1.4×0.2 1.2 1.221 1.183 M12×1.5 10.5 10.576 10.376
M1.6×0.2 1.4 1.421 1.383 M18×2.5 15.5 15.744 15.294
M1.7×0.2 1.45 1.5 1.46 M20×2.5 17.5 17.744 17.294
M1.8×0.2 1.6 1.621 1.583 M22×2.5 19.5 19.744 19.294
M2.0×0.25 1.75 1.785 1.729 M24×3.0 21 21.252 20.752
M2.2×0.25 1.95 1.985 1.929 M27×1.0 26 26.153 25.917
M2.3×0.25 2.05 2.061 2.001 M27×1.5 25.5 25.676 24.376
M2.5×0.35 2.2 2.221 2.121 M27×2.0 25 25.21 24.835
M2.6×0.35 2.2 2.246 2.186 M27×3.0 24 24.252 23.752
M3.0×0.35 2.7 2.721 2.621 M28×1.0 27 27.153 26.917
M3.5×0.35 3.2 3.221 0.121 M28×1.5 26.5 26.676 26.376
M4.0×0.50 3.5 3.599 3.459 M28×2.0 26 26.21 25.835
M4.5×0.5 4 4.099 3.959 M30×1.0 29 29.153 28.917
M5.0×0.5 4.5 4.599 4.459 M30×1.5 28.5 28.676 28.376
M5.5×0.5 5 5.099 4.959 M30×3.0 27 27.252 26.752
M6.0×0.5 5.5 5.55 5.4 M30×3.5 26.5 26.771 26.211
M6.0×0.75 5.3 5.378 5.188 M32×1.5 30.5 30.676 30.376
M7.0×0.5 6.5 6.55 6.4 M32×2.0 30 30.21 29.835
M7.0×0.75 6.3 6.378 6.188 M33×1.5 31.5 31.676 31.376
M8.0×0.50 7.5 7.52 7.4 M33×2.0 31 31.21 30.835
M8.0×0.75 7.3 7.378 7.188 M33×3.0 30 30.252 29.752
M8.0×1.0 7 7.153 6.917 M35×1.5 33.5 33.676 33.376
M9.0×0.75 8.3 8.378 8.188 M36×1.5 34.5 34.676 34.376
M9.0×1.0 8 8.153 7.917 M36×2.0 34 34.21 33.835
M10×0.5 9.5 9.52 9.4 M36×3.0 33 33.252 32.752
M10×0.75 9.3 9.378 9.188
M10×1.0 9 9.153 8.917
M10×1.25 8.8 8.312 8.647