螺牙对照表

公 制 细 螺 纹规格M1.0x0.2M1.1x0.2M1.2x0.2M1.4x0.2M1.6x0.2M1.7x0.2M1.8x0.2M2.0x0.25M2.2x0.25M2.3x0.25M2.5x0.35M2.6x0.35M3.0x0.35M3.5x0.35M4.0x0.5M4.5x0.5M5.0x0.5M5.5x0.5M6.0x0.75M6.0x0.5M7.0x0.75M7.0x0.5M8.0x1.0M8.0x0.75M8.0x0.5M9.0x1.0M9.0x0.75M10x1.25M10x1.0M10x0.75M10x0.5M11x1.0M11x0.75M12x1.5M12x1.25M12x1.0M12x0.5M14x1.5M14x1.0M15x1.5标准径0.800.901.001.201.401.451.601.751.952.052.202.202.703.203.504.004.505.005.305.506.306.507.007.307.508.008.308.809.009.309.5010.0010.3010.5010.8011.011.512.513.013.52级牙钻孔径最大最小0.8210.7830.9210.8831.0210.9831.2211.1831.4211.3831.5001.4601.6211.5831.7851.7291.9851.9292.0612.0012.2212.1212.2462.1862.7212.6213.2213.1213.5993.4594.0993.9594.5994.4595.0994.9595.3785.1885.5505.4006.3786.1886.5506.4007.1536.9177.3787.1887.5207.4008.1537.9178.3788.1888.9128.6479.1538.9179.3789.1889.5209.40010.1539.91710.37810.18810.67610.37610.91210.64711.15310.91711.52011.40012.67612.37613.15312.91713.67613.376公 制 粗 螺 纹规格M1.0x0.25M1.1x0.25M1.2x0.25M1.4x0.3M1.6x0.35M1.7x0.35M1.8x0.35M2.0x0.4M2.2x0.45M2.3x0.4M2.5x0.45M2.6x0.45M3.0x0.5M3.0x0.6M3.5x0.6M4.0x0.7M4.0x0.75M4.5x0.75M5.0x0.8M5.0x0.9M6.0x1.0M7.0x1.0M8.0x1.25M9.0x1.25M10 x1.5M11.0x1.5M12.0x1.75M14.0x2.0M16.0x2.0M18.0x2.5M20.0x2.5M22.0x2.5M24.0x3.0M27.0x3.0M30.0x3.5标准径0.750.850.951.101.251.351.451.601.751.902.102.202.502.402.903.303.253.804.204.105.006.006.807.808.509.5010.3012.0014.0015.5017.5019.5021.0024.0026.502级牙钻孔径最大最小0.7850.7290.8850.8290.9850.9291.1421.0751.3211.2211.4211.3211.5211.4211.6791.5671.8381.7131.9791.8672.1382.0132.2382.1132.5992.4592.4402.2803.0102.8503.4223.2423.3263.1063.8783.6884.3344.1344.1703.9305.1534.9176.1535.9176.9126.6477.9127.6478.6768.3769.6769.37610.44110.10612.21011.83514.21013.83515.74415.29417.74417.29419.74419.29421.25220.75224.25223.75226.77126.211無屑絲攻鑽孔规格M1.0x0.25M1.1x0.25M1.2x0.25M1.4x0.3M1.6x0.35M1.7x0.35M1.8x0.35M2.0x0.4M2.2x0.45M2.3x0.4M2.5x0.45M2.6x0.45M3.0x0.5M3.5x0.6M4.0x0.7M5.0x0.8M6.0x1.0M7.0x1.0M8.0x1.25M10x1.5M10x1.1.25M12x1.75M12x1.25精度RH4.5.60.860.961.06 1.411.511.611.781.952.082.252.352.733.173.624.565.456.457.319.189.3111.0411.31美 制 特 细 螺规格No.12-321/4-325/16-323/8-327/16-281/2-28标准径4.705.607.108.7010.2011.80M15x1.0M16x1.5M16x1.0M17x1.5M17x1.0M18x2.0M18x1.5M18x1.0M20x2.0M20x1.5M20x1.0M22x2.0M22x1.5M22x1.0M24x2.0M24x1.5M24x1.0M25x2.0M25x1.5M25x1.0M26x1.5M27x2.0M27x1.5M27x1.0M28x2.0M28x1.5M28x1.0M30x3.0M30x2.0M30x1.5M30x1.0M32x2.0M32x1.5M33x3.0M33x2.0M33x1.5M35x1.5M36x3.0M36x2.0M36x1.514.014.515.015.516.016.016.517.018.018.519.020.020.521.022.022.523.023.023.524.024.525.025.526.026.026.527.027.028.028.529.030.030.530.031.031.533.533.034.034.514.15314.67615.15315.67616.15316.21016.67617.15318.21018.67619.15320.21020.67621.15322.21022.67623.15323.21023.67624.15324.67625.21025.67626.15326.21026.67627.15327.25228.21028.67629.15330.21030.67630.25231.21031.67633.67633.25234.21034.67613.91714.37614.91715.37615.91715.83516.37616.91717.83518.37618.91719.83520.37620.91721.83522.37622.91722.83523.37623.91724.37624.83525.37625.91725.83526.37626.91726.75227.83528.37628.91729.83530.37629.75230.83531.37633.37632.75233.83534.3769/16-245/8-243/4-207/8-201 -2013.2014.8017.8021.0024.00美 制 细 螺 纹

规格(外徑）1.251.551.852.102.402.702.903.504.10No.12-28(5.846)4.601/4-285.505/16-246.903/8-248.507/16-209.901/2-2011.509/16-1812.905/8-1814.503/4-1617.507/8-1420.501-1223.201-1/8-1226.501-1/4-1229.501-3/8-1232.801-1/2-1236.00No.0-80(1.524)No.1-72(1.854)No.2-64(2.184)No.3-56(2.515)No.4-48(2.845)No.5-44(3.175)No.6-40(3.505)No.8-36(4.166)No.10-32(4.826)美 制 粗 螺 规格No.1-64(1.854)No.2-56(2.184)No.3-48(2.515)No.4-40(2.845)No.5-40(3.175)No.6-32(3.505)No.8-32(4.166)No.10-24(4.826)标准径2级牙钻孔径最大最小1.3051.6121.9122.1972.4582.7403.0223.6064.1654.7245.5887.0358.63610.03311.60713.08114.68117.67820.67523.57126.74629.92133.09636.2711.1821.4741.7562.0252.2712.5512.8203.4043.9634.4965.3606.7828.3829.72911.32912.75114.35117.32320.27023.11426.28929.46432.63935.814标准径1.551.802.102.302.602.803.403.90No.12-24(5.486)4.501/4-205.105/16-186.603/8-168.007/16-149.401/2-1310.809/16-1212.205/8-1113.603/4-1016.507/8-919.501-822.201-1/8-725.001-1/4-728.201-3/8-630.801-1/2-634.001-3/4-539.502-4-1/245.20攻鑽孔徑精度等級RH7.80.880.981.081.251.431.531.631.801.982.102.282.382.753.203.654.605.506.507.389.259.3811.1211.38RH9英 制 螺 纹规格W1/8-40W5/32-32W3/16-24W1/4-20W5/16-18W3/8-16W7/16-14W1/2-12W9/16-12W5/8-11W3/4-10W7/8-9W1-8W1-1/8-7W1-1/4-7鑽孔徑硬材軟材2.652.603.253.203.753.705.105.006.606.508.007.909.409.3010.7010.512.312.013.713.516.716.519.519.322.422.015.024.828.328.0英 制 螺 纹規格M3.0x0.5M3.0x0.6M3.5x0.6M4.0x0.7M4.0x0.75M4.5x0.75M5.0x0.8M5.0x0.9M6.0x1.0M7.0x1.0M8.0x1.0M8.0x1.25M9.0x1.25M10x1.25M10x1.5M11x1.5M12x1.5M12x1.75M14x2.0M16x2.0M18x2.5M20x2.5M22x2.5滾造徑2.63-2.602.56-2.533.06-3.033.49-3.453.45-3.413.96-3.924.43-4.384.36-4.315.30-5.256.30-6.257.28-7.237.12-7.078.12-8.079.10-9.048.97-8.919.97-9.9110.92-10.8710.79-10.7312.63-12.5614.63-14.5616.31-16.2318.31-18.2320.31-20.233.694.645.556.557.449.329.4411.2111.44英 制 管 螺 纹

规格PS1/16-28PS 1/8 -28PS 1/4 -19PS 3/8 -19PS 1/2 -14PS 3/4 -14PS 1 -11PS1-1/4 -11PS1-1/2 -11PS 2 -11标准径6.508.5011.4015.0018.5024.0030.2038.8044.8056.50钻孔径最大最小6.6326.4908.6378.49511.54911.34115.05414.84618.77318.48924.25923.97530.47130.11139.13238.77245.02544.66556.83656.476針 車 用 螺 纹

規格SM1/8-40SM1/8-44SM9/64-40SM11/64-40SM3/16-32SM3/16-28SM7/32-32SM15/64-28SM1/4-40SM1/4-28SM9/32-28SM11/32-28滾造徑2.735-2.6882.769-2.7223.128-3.0833.855-3.8054.205-4.1554.413-4.0935.003-4.9555.325-5.5705.890-5.7355.721-5.3666.508-6.6488.092-8.432细 螺 纹

2级牙钻孔径最大最小4.8264.6235.6905.4867.2647.0878.8658.66110.33810.13511.93811.709英 制 管 螺 纹

规格标准径用絞刀有效牙部之長標准長度度（最小）中（最小）中不用絞刀之母螺牙內徑之母螺牙內PT1/16 -286.106.20PT1/8 -288.108.20PT1/4 -1910.7011.06.2448.24910.9626.3848.38811.17413.38614.98617.95821.13324.30813.13214.73217.67820.85324.028PT3/8 -19PT1/2 -14PT3/4 -14PT 1 -11PT 1-1/4-11PT 1-1/2-11PT 2 -1114.2017.6023.0029.0037.5043.4054.9014.5018.0023.5029.5038.0044.0055.5014.44817.97923.37829.45937.97643.86955.41214.65818.26323.66329.82238.33944.23255.844SM3/8-28SM7/16-28SM7/16-16SM1/2-20SM9/16-208.880-8.01510.466-10.40110.037-9.96711.819-11.74913.400-13.425粗 螺 纹

英 制 管 螺 纹

美 制 粗 螺 纹

2级牙钻孔径钻孔径最大最小规格N P T1.5821.425用絞刀不用絞刀NPS1.8711.6951/16-276.106.256.352.1461.9411/8-278.338.438.742.3852.1571/4-1810.7211.1311.132.6972.4873/8-1814.2714.2714.682.8952.6421/2-1417.4817.8618.263.5303.3023/4-1422.6323.0123.423.9623.6831-11-1/228.5828.9829.364.5974.3441-1/4-11-1/237.3137.6938.105.2574.9791-1/2-11-1/243.6644.0444.456.7316.4012-11-1/255.5855.9656.368.1537.7989.5509.14411.02310.59212.44611.98912.86813.386英 制 螺 纹 滾 造 徑

16.84016.30719.76119.177規格滾造徑22.60621.971W3/16-244.08-4.0525.34924.638W1/4-205.51-5.4628.52427.813W5/16-187.01-6.9531.11530.353W3/8-168.48-8.4134.29033.528W7/16-149.92-9.8539.82738.964W1/2-1211.31-11.2445.59344.679W9/16-1212.89-12.82規格滾造徑No.5-402.70-2.67No.6-322.95-2.91No.8-323.60-3.57No.10-244.09-4.05No.12-244.75-4.701/4-205.50-5.455/16-186.98-6.933/8-168.45-8.407/16-149.89-9.831/2-1311.39-11.329/16-1212.87-12.80美 制　細 螺 纹

規格滾造徑No.5-442.73-2.70No.6-403.05-3.02No.8-363.66-3.63No.10-324.26-4.22No.12-284.84-4.801/4-285.72-5.685/16-247.20-7.163/8-248.79-8.747/16-2010.23-10.181/2-2011.82-11.76