兔狮喵
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螺丝攻牙钻孔径和滚丝径对照表
公制粗螺纹 美制粗螺纹
规格 标准径 2级牙钻孔径 规格(UNC) 标准径 2级牙钻孔径
最大 最小 最大 最小
M1.0×0.25 0.75 0.785 0.729 NO.1-64(1.854) 1.55 1.582 1.425
M1.1×0.25 0.85 0.885 0.829 NO.2-56(2.184) 1.80 1.871 1.695
M1.2×0.25 0.95 0.985 0.985 NO.3-48(2.515) 2.10 2.146 1.941
M1.4×0.3 1.10 1.142 1.075 NO.4-40(2.845) 2.30 2.385 2.157
M1.6×0.35 1.25 1.321 1.221 NO.5-40(3.175) 2.60 2.697 2.487
M1.7×0.35 1.35 1.421 1.321 NO.6-32(3.505) 2.80 2.895 2.642
M1.8×0.35 1.45 1.521 1.421 NO8-32(4.166) 3.40 3.53 3.302
M2.0×0.4 1.60 1.679 1.567 NO.10-24(4.826) 3.90 3.962 3.683
M2.2×0.45 1.75 1.838 1.713 NO.12-24(5.486) 4.50 4.597 4.344
M2.3×0.4 1.90 1.979 1.867 1/4-20 5.10 5.257 4.979
M2.5×0.45 2.10 2.138 2.013 5/16-18 6.60 6.731 6.401
M2.6×0.45 2.20 2.238 2.113 3/8-16 8.00 8.153 7.798
M3.0×0.5 2.50 2.599 2.459 7/16-14 9.40 9.55 9.144
M3.0×0.6 2.40 2.440 2.280 1/2-13 10.80 11.023 10.592
M3.5×0.6 2.90 3.010 2.850 9/16-12 12.20 12.446 11.989
M4.0×0.7 3.30 3.422 3.242 5/8-11 13.60 12.868 13.386
M4.0×0.75 3.25 3.326 3.106 3/4-10 16.50 18.840 16.307
M4.5×0.75 3.80 3.878 3.688 7/8-9 19.50 19.761 19.177
M5.0×0.8 4.20 4.334 4.134 1 22.20 22.606 21.971
M5.0×0.9 4.10 4.170 3.930 1-1/8-7 25.00 25.349 24.638
M6.0×1.0 5.00 5.153 4.917 1-1/4-7 28.20 28.524 27.813
M7.0×1.0 6.00 6.153 5.917 1-3/8-6 30.80 31.115 30.353
M8.0×1.25 6.80 6.912 6.647 1-1/2-6 34.00 34.290 33.528
M9.0×1.25 7.80 7.912 7.647 1-3/4-5 39.50 39.827 38.964
M10×1.5 8.50 8.676 8.376 2-4-1/2 45.20 45.593 44.679
M11×1.5 9.50 9.676 9.376
M12×1.75 10.30 10.441 10.106
M14×2.0 12.00 12.210 11.835
M16×2.0 14.00 14.210 13.835
M18×2.5 15.50 15.744 15.294
M20×2.5 17.50 17.744 17.294
M22×2.5 19.50 19.744 19.294
M24×3.0 21.00 21.252 20.752
M27×3.0 24.00 24.252 23.752
M30×3.5 26.50 26.771 26.211
螺丝攻牙钻孔径和滚丝径对照表
公制细螺纹 美制细螺纹
规格 标准径 2级牙钻孔径 规格(UNC) 标准径 2级牙钻孔径
最大 最小 最大 最小
M1.0×0.2 0.80 0.821 0.783 NO.0-80(1.524) 1.25 1.305 1.182
M1.1×0.2 0.90 0.921 0.883 NO.1-72(1.854) 1.55 1.612 1.474
M1.2×0.2 1.00 1.021 0.983 NO.2-64(2.184) 1.85 1.912 1.756
M1.4×0.2 1.20 1.221 1.183 NO.3-56(2.515) 2.10 2.197 2.025
M1.6×0.2 1.40 1.421 1.383 NO.4-48(2.845) 2.40 2.458 2.271
M1.7×0.2 1.45 1.500 1.460 NO.5-44(3.175) 2.70 2.740 2.551
M1.8×0.2 1.60 1.621 1.583 NO.6-40(3.505) 2.90 3.022 2.820
M2.0×0.25 1.75 1.785 1.729 NO.8-36(4.166) 3.50 3.606 3.404
M2.2×0.25 1.95 1.985 1.929 NO.10-32(4.826) 4.10 4.165 3.963
M2.3×0.25 2.05 2.061 2.001 NO.12-28(5.846) 4.60 4.724 4.496
M2.5×0.35 2.20 2.221 2.121 1/4-28 5.50 5.588 5.360
M2.6×0.35 2.20 2.246 2.186 5/16-24 6.90 7.035 6.782
M3.0×0.35 2.70 2.721 2.621 3/8-24 8.50 8.636 8.382
M3.5×0.35 3.20 3.221 3.121 7/16-20 9.90 10.033 9.729
M4.0×0.5 3.50 3.599 3.459 1/2-20 11.50 11.607 11.329
M4.5×0.5 4.00 4.099 3.959 9/16-18 12.90 13.081 12.751
M5.0×0.5 4.50 4.599 4.459 5/8-18 14.50 14.681 14.351
M5.5×0.5 5.00 5.099 4.959 3/4-16 17.50 17.678 17.323
M6.0×0.75 5.30 5.378 5.188 7/8-14 20.50 20.675 20.270
M6.0×0.5 5.50 5.550 5.400 1-12 23.20 23.571 23.114
M7.0×0.75 6.30 6.378 6.188 1-1/8-12 26.50 26.746 26.289
M7.0×0.5 6.50 6.550 6.400 1-1/4-12 29.50 29.921 29.464
M8.0×1.0 7.00 7.153 6.917 1-3/8-12 32.80 33.096 32.639
M8.0×0.75 7.30 7.378 7.188 1-1/2-12 36.00 36.271 35.814
M8.0×0.5 7.50 7.520 7.400
M9.0×1.0 8.00 8.153 7.917
M9.0×0.75 8.30 8.378 8.188
M10×1.25 8.80 8.912 8.647
M10×1.0 9.00 9.153 8.917
M10×0.75 9.30 9.378 9.188
M10×0.5 9.50 9.520 9.400
M11×1.0 10.00 10.153 9.917
M11×0.75 10.30 10.378 10.188
M12×1.5 10.50 10.676 10.376
M12×1.25 10.80 10.912 10.647
M12×1.0 11.00 11.153 10.917
M12×0.5 11.50 11.520 11.400
M14×1.5 12.50 12.676 12.376
M14×1.0 13.00 13.153 12.917
M15×1.5 13.50 13.676 13.376
M15×1.0 14.00 14.153 13.917
M16×1.5 14.50 14.676 14.376
M16×1.0 15.00 15.153 14.917
M17×1.5 15.50 15.676 15.376
M17×1.0 16.00 16.153 15.917
M18×2.0 16.00 16.210 15.835
M18×1.5 16.50 16.676 16.376
M18×1.0 17.00 17.153 16.917
M20×2.0 18.00 18.210 17.835
M20×1.5 18.50 18.676 18.376
M20×1.0 19.00 19.153 18.917
M22×2.0 20.00 20.210 19.835
M22×1.5 20.50 20.676 20.376
M22×1.0 21.00 21.153 20.917
M24×2.0 22.00 22.210 21.835
M24×1.5 22.50 22.676 22.376
M24×1.0 23.00 23.153 22.917
M25×2.0 23.00 23.210 22.835
M25×1.5 23.50 23.676 23.376
M25×1.0 24.00 24.153 23.917
M26×1.5 24.50 24.676 24.376
M27×2.0 25.00 25.210 24.835
M27×1.5 25.50 25.676 25.376
M27×1.0 26.00 26.153 25.917
M28×2.0 26.00 26.210 25.835
M28×1.5 26.50 26.676 26.376
M28×1.0 27.00 27.153 26.917
M30×3.0 27.00 27.252 26.752
M30×2.0 28.00 28.210 27.835
M30×1.5 28.50 28.676 28.376
M30×1.0 29.00 29.153 28.917
M32×2.0 30.00 30.210 29.835
M32×1.5 30.50 30.676 30.376
M33×3.0 30.00 30.252 29.752
M33×2.0 31.00 31.210 30.835
M33×1.5 31.50 31.676 31.376
M35×1.5 33.50 33.676 33.376
M36×3.0 33.00 33.252 32.752
M36×2.0 34.00 34.210 33.835
M36×1.5 34.50 34.676 34.376
螺丝攻牙钻孔径和滚丝径对照表
公制挤压丝攻钻孔径 美制挤压丝攻钻孔径
规格 精度等级 规格(UNC) 精度等级
G4-G6 G7-G8 G9 G4-G6 G7-G8 G9
M1.0×0.25 0.86 0.88 - NO.2-56UNC 1.94 - -
M1.1×0.25 0.96 0.98 - NO.3-48 2.23 - -
M1.2×0.25 1.06 1.08 - NO.4-40 2.50 - -
M1.4×0.3 1.24 1.25 - NO.5-40 2.83 - -
M1.6×0.35 1.41 1.43 - NO.6-32 3.07 - -
M1.7×0.35 1.51 1.53 - NO.8-32 3.73 3.77 -
M1.8×0.35 1.61 1.63 - NO.10-24 4.24 4.3 -
M2.0×0.4 1.78 1.80 - NO.12-24 4.90 4.96 -
M2.2×0.45 1.95 1.98 - 1/4-20 - 5.72 -
M2.3×0.4 2.08 2.10 - 5/16-18 - 7.24 -
M2.5×0.45 2.25 2.28 - 3/8-16 - 8.74 8.81
M2.6×0.45 2.35 2.38 - 7/16-14 - 10.20 10.30
M3.0×0.5 2.73 2.75 - 1/2-13 - 11.27 11.82
M3.5×0.6 3.17 3.20 - NO.2-64UNF 1.97 - -
M4.0×0.7 3.62 3.65 3.69 NO.3-56 2.27 - -
M5.0×0.8 4.56 4.60 4.64 NO.4-48 2.56 - -
M6.0×1.0 5.45 5.50 5.55 NO.5-44 2.86 - -
M7.0×1.0 6.45 6.50 6.55 NO.6-40 3.16 - -
M8.0×1.25 7.31 7.38 7.44 NO.8-36 3.78 - -
M10×1.5 9.18 9.25 9.32 NO.10-32 4.39 4.43 -
M10×1.25 9.31 9.38 9.44 NO.12-28 4.99 5.04 -
M12×1.75 11.04 11.12 11.21 1/4-28 5.85 5.90 -
M12×1.25 11.31 11.38 11.44 5/16-24 7.36 7.41 -
3/8-24 - 9.00 -
7/16-20 - 10.48 10.54
1/2-20 - 12.07 12.13
美制特细螺纹 英制电器螺纹
规格 标准径 2级牙钻孔径 规格 钻孔径
最大 最小
NO.12-32 4.70 4.826 4.623 2BA 4.0-4.2
1/4 -32 5.60 5.690 5.486 3BA
5/16 -32 7.10 7.264 7.087 4BA 3.0-3.2
3/8 -32 8.70 8.865 8.661 5BA 2.7-2.8
7/16 -28 10.20 10.338 10.135 6BA 2.4-2.5
1/2 -28 11.80 11.938 11.709
9/16 -24 13.20 13.386 13.132
5/8 -24 14.80 14.986 14.732
3/4 -20 17.80 17.958 17.678
7/8 -20 21.00 21.133 20.853
1 -20 24.00 24.308 24.028
螺丝攻牙钻孔径和滚丝径对照表
英制螺纹 公制螺纹 针车用螺纹
规格(UNEF) 钻孔径 规格 滚丝径 规格 滚丝径
硬材 软材
W 1/8 - 40 2.65 2.60 M3×0.5 2.63-2.60 SM1/8-40 2.735-2.688
W 5/32 - 32 3.25 3.20 M3.0×0.6 2.56-2.53 SM1/8-44 2.769-2.722
W 3/16 - 24 3.75 3.70 M3.5×0.6 3.06-3.03 SM9/64-40 3.128-3.083
W 1/4 - 20 5.10 5.00 M4.0×0.7 3.49-3.45 SM11/64-40 3.855-3.805
W 5/16 - 18 6.60 6.50 M4.0×0.75 3.45-3.41 SM3/16-32 4.205-4.155
W 3/8 - 16 8.00 7.90 M4.5×0.75 3.96-3.92 SM3/16-28 4.143-4.093
W 7/16 - 14 9.40 9.30 M5.0×0.8 4.43-4.38 SM7/32-32 5.003-4.955
W 1/2 - 12 10.70 10.50 M5.0×0.9 4.36-4.31 SM15/64-28 5.325-5.570
W 9/16 - 12 12.30 12.00 M6.0×1.0 5.30-5.25 SM1/4-40 5.890-5.735
W 5/8 - 11 13.70 13.50 M7.0×1.0 6.30-6.25 SM1/4-28 5.721-5.366
W 3/4 - 10 16.70 16.50 M8.0×1.0 7.28-7.23 SM9/32-28 6.508-6.648
W 7/8 - 9 19.50 19.30 M8.0×1.25 7.12-7.07 SM11/32-28 8.092-8.432
W1 - 8 22.40 22.00 SM3/8-28 8.880-8.015
W 1-1/8 - 7 25.00 24.80 SM7/16-28 10.466-10.401
W 1 - 1/4 - 7 28.30 28.00 SM7/16-16 10.037-9.967
SM1/2-20 11.819-11.749
SM9/26-20 13.400-13.425
英制管螺纹 英制管螺纹 美制管螺纹
规格 标准径 钻孔径 规格 标准径 有交牙部之长度(最小)中之毋螺牙内径 标准长度(最小)中之毋螺牙内径 规格 钻孔径
最大 最小 使用绞刀时 不用绞刀时 NPT NPS
使用绞刀时 不用绞刀时
PS 1/16 - 28 6.50 6.632 6.490 PT 1/16 - 28 6.10 6.20 6.244 6.384 1/16 - 27 6.10 6.25 6.35
PS 1/8 - 28 8.50 8.637 8.495 PT 1/8 - 28 8.10 8.20 8.249 8.388 1/8 - 27 8.33 8.43 8.74
PS 1/4 - 19 11.40 11.549 11.341 PT 1/4 - 19 10.70 11.00 10.962 11.174 1/4 - 18 10.72 11.13 11.13
PS 3/8 - 19 15.00 15.054 14.846 PT 3/8 - 19 14.20 14.50 14.448 14.658 3/8 - 18 14.27 14.27 14.68
PS 1/2 - 14 18.50 18.773 18.489 PT 1/2 - 14 17.60 18.00 17.979 18.263 1/2 - 14 17.48 17.86 18.26
PS 3/4 -14 24.00 24.259 23.975 PT 3/4 - 14 23.00 23.50 23.378 23.663 3/4 - 14 22.63 23.01 23.42
PS 1 - 11 30.20 30.471 30.111 PT 1- 11 29.00 29.50 29.459 29.822 1 - 11-1/2 28.58 28.98 29.36
PS 1-1/4 - 11 38.80 39.132 38.772 PT 1-1/4 - 11 37.50 38.00 37.976 38.339 1-1/4-11-1/2 37.31 37.69 38.10
PS 1-1/2 - 11 44.80 45.025 44.665 PT 1-1/2 - 11 43.40 44.00 43.869 44.232 1-1/2-11-1/2 43.66 44.04 44.45
PS 2 - 11 56.50 56.836 56.476 PT 2 - 11 54.90 55.50 55.412 55.844 2 - 11 - 1/2 55.58 55.96 56.36
你这是干啥嘛
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没有什么表格,底孔的直径=螺纹的直径-1.1螺距(就是两条螺纹线的长度)
敬岭
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不用表格,只要公称直径减螺距就可以了,粗牙,细牙都一样