螺紋標準 老師傅的技術值得收藏！
好多人經常問一些關於螺紋的問題，總結起來原因只有這麼幾個：
1.不會查表
2.不會計算
3.只想偷懶
為了惠及民生，今天將螺紋標準發給大夥，建議收藏本帖，以備不時之需！
公制粗螺紋規格 標準徑 最大 最小
M1.0*0.25 0.75 0.785 0.729
M1.1*0.25 0.85 0.885 0.829
M1.2*0.25 0.95 0.985 0.929
M1.4*0.3 1.1 1.142 1.075
M1.6*0.35 1.25 1.321 1.221
M1.7*0.35 1.35 1.421 1.321
M1.8*0.35 1.45 1.521 1.421
M2.0*0.4 1.6 1.679 1.567
M2.2*0.45 1.75 1.888 1.713
M2.3*0.4 1.9 1.979 1.867
M2.5*0.45 2.1 2.138 2.013
M2.6*0.45 2.2 2.238 2.113
M3.0*0.5 2.5 2.599 2.459
M3.0*0.6 2.4 2.44 2.28
M3.5*0.6 2.9 3.01 2.85
M4.0*0.7 3.8 3.422 3.242
M4.0*0.75 3.25 3.326 3.106
M4.5*0.7 3.8 3.878 3.688
M5*0.8 4.2 4.334 4.134
M5*0.9 4.1 4.17 3.98
M6*1.0 5 5.153 4.917
M7*1.0 6 6.153 5.917
M8*1.25 6.8 6.912 6.647
M9*1.25 7.8 7.912 7.647
M10*1.5 8.5 8.676 8.376
M11*1.5 9.5 9.676 9.376
M12*1.75 10.3 10.24 10.11
M14*2.0 12 12.21 11.84
M16*2.0 14 14.21 13.84
M18*2.5 15 15.144 15.29
M20*2.5 17 17.744 17.29
M22*2.5 19 19.744 19.29
M24*3.0 21 21.252 20.75
M27*3.0 24 24.252 23.75
M30*3.5 26.5 26.771 26.21
公制細螺紋
規格 標準徑 最大 最小 規格 標準徑 最大 最小
M1.0*0.2 0.8 0.82 0.8 M15*1.0 14 14 13.9
M1.1*0.2 0.9 0.92 0.9 M16*1.5 15 15 14.4
M1.2*0.2 1 1.02 1 M16*1.0 15 15 14.9
M1.4*0.2 1.2 1.22 1.2 M17*1.5 16 16 15.4
M1.6*0.2 1.4 1.42 1.4 M17*1.0 16 16 15.9
M1.7*0.2 1.45 1.5 1.5 M18*2.0 16 16 15.8
M1.8*0.2 1.6 1.62 1.6 M18*1.5 17 17 16.4
M2.0*0.25 1.75 1.79 1.7 M18*1.0 17 17 16.9
M2.2*0.25 1.95 1.99 1.9 M20*2.0 18 18 17.8
M2.3*0.25 2.05 2.06 2 M20*1.5 19 19 18.4
M2.5*0.35 2.2 2.22 2.1 M20*1.0 19 19 18.9
M2.5*0.35 2.2 2.25 2.2 M22*2.0 20 20 19.8
M3.0*0.35 2.7 2.72 2.6 M22*1.5 21 21 20.4
M3.5*0.35 3.2 3.22 3.1 22*1.0 21 21 20.9
M4.0*0.5 3.5 3.6 3.5 M24*2.0 22 22 21.8
M4.5*0.5 4 4.1 4 M24*1.5 23 23 22.4
M5.0*0.5 4.5 4.6 4.5 M24*1.0 23 23 22.9
M5.5*0.5 5 5.1 5 M25*2.0 23 23 22.8
M6.0*0.75 5.3 5.38 5.2 M25*1.5 24 24 23.4
M6.0*0.5 5.5 5.55 5.4 M25*1.0 24 24 23.9
M7.0*0.75 6.3 6.38 6.2 M26*1.5 25 25 24.9
M7.0*0.5 6.5 6.55 6.4 M27*2.0 25 25 24.7
M8.0*1 7 7.15 6.9 M27*1.5 26 26 25.4
M8.0*0.75 7.3 7.38 7.2 M27*1.0 26 26 25.7
M8.0*0.5 7.5 7.52 7.4 M28*2.0 26 26 25.8
M9.0*1 8 8.15 7.9 M28*1.5 26 27 26.4
M9.0*0.75 8.3 8.38 8.2 M28*1.0 27 27 26.9
M10*1.25 8.8 8.91 8.6 M30*3.0 27 27 26.8
M10*1.0 9 9.15 8.9 M30*2.0 28 28 27.8
M10*0.75 9.3 9.38 9.2 M30*1.0 28 29 28.4
M10*0.5 9.5 9.52 9.4 M32*2.0 30 29 28.9
M11*1.0 10 10.2 9.9 M32*1.5 30 30 29.8
M11*0.75 10.3 10.4 10 M33*3.0 30 31 30.4
M12*1.5 10.5 10.7 10 M33*2.0 31 30 29.8
M12*1.25 10.8 10.9 11 M33*1.5 32 31 30.8
M12*1 11 11.2 11 M35*1.5 34 34 31.4
M12*0.5 11.5 11.5 11 M36*3.0 33 33 32.8
M14*0.5 12.5 12.7 12 M36*2.0 34 34 33.8
M14*1.0 13 13.2 13 M36*1.5 34 35 34.4
M15*1.50 13.5 13.7 13
公制細螺紋規格 標準徑 上限 下限
M1*0.25 0.75 0.785 0.729
M1.1*0.25 0.85 0.885 0.829
M1.2*.25 0.95 0.985 0.929
M1.4*0.3 1.1 1.142 1.075
M1.6*0.35 1.25 1.321 1.221
M1.7*0.35 1.35 1.421 1.321
M1.8*0.35 1.45 1.521 1.421
M2*0..4 1.6 1.679 1.576
M2.2*0.45 1.75 1.838 1.713
M2.3*0.4 1.9 1.979 1.867
M2.5*0.45 2.1 2.138 2.013
M2.6*0.45 2.2 2.238 2.113
M3*0.5 2.5 2.599 2.459
*M3*0.6 2.4 2.44 2.28
M3.5*0.6 2.9 3.01 2.85
M4*0.7 3.3 3.422 3.242
*M4*0.75 3.25 3.326 3.106
M4.5*0.75 3.8 3.878 3.688
M5*0.8 4.2 4.334 4.134
*M5*0.9 4.1 4.17 3.93
M6*1 5 5.153 4.917
M7*1 6 6.153 5.917
M8*1.25 6.8 6.912 6.647
M9*1.25 7.8 7.912 7.647
M10*1.5 8.5 8.676 8.376
M11*1.5 9.5 9.676 9.376
M12*1.75 10.3 10.441 10.106
M14*2 12 12.21 11.835
M16*2 14 14.21 13.835
M18*2.5 15.5 15.744 15.249
M20*2.5 17.5 17.744 17.249
M22*2.5 19.5 19.744 19.249
M24*3 21 21.252 20.752
M27*3 24 24.252 23.752
M30*3.5 26.5 26.771 26.211
M33*3.5 29.5 29.771 29.211
M36*4 32 32.27 31.67
M39*4 35 35.27 34.67
M42*4.5 37.5 37.779 37.129
M45*4.5 40.5 40.779 40.129
M48*5 43 43.279 42.587
公制標準螺紋規格 標準徑 上限 下限
M1*0.20 0.8 0.821 0.783
M1.1*0.20 0.9 0.921 0.883
M1.2*0.20 1 1.021 0.983
M1.4*0.20 1.2 1.221 1.183
M1.6*0.20 1.4 1.421 1.383
*M1.7*0.20 1.45 1.5 1.46
M1.8*0.20 1.6 1.621 1.583
M2*0.25 1.75 1.785 1.729
M2.2*0.25 1.95 1.985 1.929
*M2.3*0.25 2.05 2.016 2.001
M2.5*0.35 2.121 2.221 2.121
*M2.6*0.35 2.2 2.246 2.186
M3*0.35 2.7 2.721 2.621
M3.5*0.35 3.2 3.221 3.121
M4*0.50 3.5 3.599 3.459
M4.5*0.50 4 4.099 3.959
M5*0.50 4.5 4.599 4.459
M5.5*0.50 5 5.099 4.959
M6*0.75 5.3 5.378 5.188
*M6*0.5 5.5 5.55 5.4
M7*0.75 6.3 6.378 6.188
*M7*0.50 6.5 6.55 6.4
M8*1.0 7 7.153 6.917
M8*0.75 7.3 7.378 7.188
*M8*0.50 7.5 7.52 7.4
M9*1.0 8 8.153 7.917
M9*0.75 8.3 8.378 8.188
M10*1.25 8.8 8.912 8.647
英制管螺紋規格 標準徑 最大 最小
PS1\16-28 6.5 6.632 6.49
PS1\8-28 8.5 8.687 8.495
Ps1\4-19 11.4 11.549 11.341
PS3\8-19 15 15.054 14.846
PS1\2-14 18.5 18.733 18.489
PS3\4-14 24 24.259 23.975
PS1\4-11 30.2 30.471 30.111
PS1-1\4-11 38.8 39.132 38.772
PS1-1\2-11 44.8 45.025 44.665
PS2-1\2-11 56.5 56.836 56.476
英制管螺紋
規格 使用鉸刀時 不用鉸刀時 度中螺牙內徑 螺牙內 徑
PT1\16-28 6.1 6.2 6.244 6.384
PT1\8-28 8.1 8 8.249 8.388
PT1\4-19 10.7 11 10.962 11.174
PT3\8-19 14.2 14.5 14.448 14.685
PT1\2-14 17.6 13 17.979 18.263
PT3\4-14 23 23.5 23.378 23.663
PT1\4-11 29 29.5 29.459 29.822
PT1-1\4-11 37.5 38 37.976 38.339
PT1-1\2-11 43.4 44 43.869 44.232
PT2-2-11 54.9 55.5 55.412 55.844
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