公制粗牙外螺纹的滚牙(搓牙)径 | 美制粗牙螺纹外螺纹滚牙径 | ||
规 格 | 滚 造 径 | 规 格 | 滚 造 径 |
M2.0×0.4 | 1.67-1.70 | N0.2×56 | 1.84-1.86 |
M2.3×0.4 | 1.97-2.00 | N0.2×48 | 2.11-2.14 |
M2.6×0.45 | 2.23-2.26 | N0.4×40 | 2.36-2.40 |
M3.0×0.5 | 2.60-2.63 | N0.5×40 | 2.69-2.72 |
M3.5×0.6 | 3.03-3.06 | N0.6×32 | 2.91-2.95 |
M4.0×0.7 | 3.45-3.49 | N0.8×32 | 3.57-3.60 |
M4.5×0.75 | 3.92-3.96 | N0.11×24 | 4.05-4.09 |
M5.0×0.8 | 4.38-4.43 | N0.12×24 | 4.70-4.75 |
M6.0×1.0 | 5.25-5.30 | 1/4×20 | 5.45-5.50 |
M7.0×1.0 | 6.25-6.30 | 5/16×18 | 6.93-6.98 |
M8.0×1.25 | 7.07-7.12 | 3/18×16 | 8.40-8.45 |
M9.0×1.25 | 8.07-8.12 | 7/16×14 | 9.83-9.89 |
M10×1.5 | 8.91-8.97 | 1/2×13 | 11.32-11.39 |
M11×1.5 | 9.91-9.97 | 9/16×12 | 12.80-12.87 |
M12×1.75 | 10.73-10.79 | 5/8×11 | 14.26-14.33 |
M14×2.0 | 12.56-12.63 | 3/4×10 | 17.27-17.34 |
M16×2.0 | 14.56-14.63 | 7/8×9 | 20.26-20.34 |
M18×2.5 | 16.23-16.31 | 1×8 | 23.20-23.28 |
M20×2.5 | 18.23-18.31 | 1 1/8×7 | 26.07-26.16 |
M22×2.5 | 20.23-20.31 | 1 1/4×7 | 29.24-29.33 |
M24×3.0 | 21.90-21.98 | 1 3/8×6 | 32.02-32.12 |
M27×3.0 | 23.89-24.98 | 1 1/2×6 | 35.08-35.29 |
M30×3.5 | 27.56-27.66 | 1 3/4×5 | 40.85-41.08 |
M33×3.5 | 30.56-30.65 | 2×4 1/2 | 47.00-4706 |
M36×4.0 | 33.23-33.33 | ||
M39×4.0 | 36.22-36.63 | ||
M42×4.5 | 38.90-39.01 | ||
M45×4.5 | 41.90-42.00 | ||
M48×5.0 | 44.45-44.68 |
公制内螺纹的钻孔径(在车削丝攻的条件下) | 公制挤牙丝攻钻孔径(在挤牙丝攻的情况下) | ||||||
规 格 | 标准径 | 2 级牙孔径 | 规 格 | 精 度 等 级 | |||
最大 | 最小 | G4-G6 | G7-G8 | G9 | |||
M1.0×0.25 | 0.75 | 0.785 | 0.729 | M1.0×0.25 | 0.86 | 0.88 | -- |
M1.1×0.25 | 0.85 | 0.885 | 0.829 | M1.1×0.25 | 0.96 | 0.98 | -- |
M1.2×0.25 | 0.95 | 0.985 | 0.929 | M1.2×0.25 | 1.06 | 1.08 | -- |
M1.4×0.3 | 1.1 | 1.142 | 1.075 | M1.4×0.3 | 1.24 | 1.25 | -- |
M1.6×0.35 | 1.25 | 1.321 | 1.221 | M1.6×0.35 | 1.41 | 1.43 | -- |
M1.7×0.35 | 1.35 | 1.421 | 1.321 | M1.7×0.35 | 1.51 | 1.53 | -- |
M1.8×0.35 | 1.45 | 1.521 | 1.421 | M1.8×0.35 | 1.61 | 1.63 | -- |
M2.0×0.4 | 1.6 | 1.679 | 1.567 | M2.0×0.4 | 1.78 | 1.8 | -- |
M2.2×0.45 | 1.75 | 1.838 | 1.713 | M2.2×0.45 | 1.95 | 1.98 | -- |
M2.3×0.4 | 1.9 | 1.979 | 1.867 | M2.3×0.4 | 2.08 | 2.1 | -- |
M2.5×0.45 | 2.1 | 2.138 | 2.013 | M2.5×0.45 | 2.25 | 2.28 | -- |
M2.6×0.45 | 2.2 | 2.238 | 2.113 | M2.6×0.45 | 2.35 | 2.38 | -- |
M3.0×0.5 | 2.5 | 2.599 | 2.459 | M3.0×0.5 | 2.73 | 2.75 | -- |
M3.0×0.6 | 2.4 | 2.44 | 2.28 | M3.5×0.6 | 3.17 | 3.2 | -- |
M3.5×0.6 | 2.9 | 3.01 | 2.85 | M4.0×0.7 | 3.62 | 3.65 | 3.69 |
M4.0×0.7 | 3.3 | 3.422 | 3.242 | M5.0×0.8 | 4.56 | 4.6 | 4.64 |
M4.0×0.75 | 3.25 | 3.326 | 3.106 | M6.0×1.0 | 5.45 | 5.5 | 5.55 |
M4.5×0.75 | 3.8 | 3.878 | 3.688 | M7.0×1.0 | 6.45 | 6.5 | 6.55 |
M5.0×0.8 | 4.2 | 4.334 | 4.134 | M8.0×1.25 | 7.31 | 7.38 | 7.44 |
M5.0×0.9 | 4.1 | 4.17 | 3.93 | M10×1.5 | 9.18 | 9.25 | 9.32 |
M6.0×1. 0 | 5 | 5.153 | 4.917 | M10×1.25 | 9.31 | 9.38 | 9.44 |
M7.0×1.0 | 6 | 6.153 | 5.917 | M12×1.75 | 11.04 | 11.12 | 11.21 |
M8.0×1.25 | 6.8 | 6.912 | 6.647 | M12×1.25 | 11.31 | 11.38 | 11.44 |
M9.0×1.25 | 7.8 | 7.912 | 7.647 | 注: 迫牙丝攻之钻孔径,在上表所列之数值,由于被加工材料之材质、硬度、形 状、尺寸等之影响,多少会有所变动, 因此于参考上表之同时,亦请增减若 干. | |||
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 | ||||
M14×2.0 | 12 | 12.21 | 11.835 | ||||
M16×2.0 | 14 | 14.21 | 13.835 | ||||
M18×2.5 | 15.5 | 15.744 | 15.294 | ||||
M20×2.5 | 17.5 | 17.744 | 17.294 | ||||
M22×2.5 | 19.5 | 19.744 | 19.294 | ||||
M24×3.0 | 21 | 21.252 | 20.752 | ||||
M27×3.0 | 24 | 24.252 | 23.752 | ||||
M30×3.5 | 26.5 | 26.771 | 26.211 |
公制细螺纹 内螺纹 钻孔径 | 公制细螺纹内螺纹 钻孔径 | ||||||
规 格 | 标准径 | 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 | M17×1.5 | 15.5 | 15.676 | 15.376 |
M1.1×0.2 | 0.9 | 0.921 | 0.883 | M17×1.0 | 16 | 16.153 | 15.917 |
M1.2×0.2 | 1 | 1.021 | 0.983 | M18×2.0 | 16 | 16.21 | 15.835 |
M1.4×0.2 | 1.2 | 1.221 | 1.183 | M18×1.5 | 16.5 | 16.676 | 16.376 |
M1.6×0.2 | 1.4 | 1.421 | 1.383 | M18×1.0 | 17 | 17.153 | 16.917 |
M1.7×0.2 | 1.45 | 1.5 | 1.46 | M20×2.0 | 18 | 18.21 | 17.835 |
M1.8×0.2 | 1.6 | 1.621 | 1.583 | M20×1.5 | 18.5 | 18.676 | 18.376 |
M2.0×0.25 | 1.75 | 1.785 | 1.729 | M20×1.0 | 19 | 19.153 | 18.917 |
M2.2×0.25 | 1.95 | 1.985 | 1.929 | M22×2.0 | 20 | 20.21 | 19.835 |
M2.3×0.25 | 2.05 | 2.061 | 2.001 | M22×1.5 | 20.5 | 20.676 | 20.376 |
M2.5×0.35 | 2.2 | 2.221 | 2.121 | M22×1.0 | 21 | 21.153 | 20.917 |
M2.6×0.35 | 2.2 | 2.246 | 2.186 | M24×2.0 | 22 | 22.21 | 21.835 |
M3.0×0.35 | 2.7 | 2.721 | 2.621 | M24×1.5 | 22.5 | 22.676 | 22.376 |
M3.5×0.35 | 3.2 | 3.221 | 3.121 | M24×1.0 | 23 | 23.153 | 22.917 |
M4.0×0.5 | 3.5 | 3.599 | 3.459 | M25×2.0 | 23 | 23.21 | 22.835 |
M4.5×0.5 | 4 | 4.099 | 3.959 | M25×1.5 | 23.5 | 23.676 | 23.376 |
M5.0×0.5 | 4.5 | 4.599 | 4.459 | M25×1.0 | 24 | 24.153 | 23.917 |
M5.5×0.5 | 5 | 5.099 | 4.959 | M26×1.5 | 24.5 | 24.676 | 24.376 |
M6.0×0.75 | 5.3 | 5.378 | 5.188 | M27×2.0 | 25 | 25.21 | 24.835 |
M6.0×0.5 | 5.5 | 5.55 | 5.4 | M27×1.5 | 25.5 | 25.676 | 25.376 |
M7.0×0.75 | 6.3 | 6.378 | 6.188 | M27×1.0 | 26 | 26.153 | 25.917 |
M7.0×0.5 | 6.5 | 6.55 | 6.4 | M28×2.0 | 26 | 26.21 | 25.835 |
M8.0×1.0 | 7 | 7.153 | 6.917 | M28×1.5 | 26.5 | 26.676 | 26.376 |
M8.0×0.75 | 7.3 | 7.378 | 7.188 | M28×1.0 | 27 | 27.153 | 26.917 |
M8.0×0.5 | 7.5 | 7.52 | 7.4 | M30×3.0 | 27 | 27.252 | 26.752 |
M9.0×1.0 | 8 | 8.153 | 7.917 | M30×2.0 | 28 | 28.21 | 27.835 |
M9.0×0.75 | 8.3 | 8.378 | 8.188 | M30×1.5 | 28.5 | 28.676 | 28.376 |
M10×1.25 | 8.8 | 8.912 | 8.647 | M30×1.0 | 29 | 29.153 | 28.917 |
M10×1.0 | 9 | 9.153 | 8.917 | M32×2.0 | 30 | 30.21 | 29.835 |
M10×0.75 | 9.3 | 9.378 | 9.188 | M32×1.5 | 30.5 | 30.676 | 30.376 |
M10×0.5 | 9.5 | 9.52 | 9.4 | M33×3.0 | 30 | 30.252 | 29.752 |
M11×1.0 | 10 | 10.153 | 9.917 | M33×2.0 | 31 | 31.21 | 30.835 |
M11×0.75 | 10.3 | 10.378 | 10.188 | M33×1.5 | 31.5 | 31.676 | 31.376 |
M12×1.5 | 10.5 | 10.676 | 10.376 | M36×3.0 | 33 | 33.252 | 32.752 |
M12×1.0 | 11 | 11.153 | 10.917 | M36×2.0 | 34 | 34.21 | 33.835 |
M12×0.5 | 11.5 | 11.52 | 11.4 | M36×1.5 | 34.5 | 34.676 | 34.376 |
M14×1.5 | 12.5 | 12.676 | 12.376 | M35×1.5 | 33.5 | 33.676 | 33.376 |
M14×1.0 | 13 | 13.153 | 12.917 | ||||
M15×1.5 | 13.5 | 13.676 | 13.376 | ||||
M15×1.0 | 14 | 14.153 | 13.917 | ||||
M16×1.5 | 14.5 | 14.676 | 14.376 | ||||
M16×1.0 | 15 | 15.153 | 14.91 |