螺纹标准与配钻攻丝标准.doc

公制细螺纹 公制标准螺纹 规格 标准径2级螺纹内径规格 标准径1级-2级螺纹内径上限下限上限下限M1*0.250.750.7850.729M1*0.200.80.8210.783M1.1*0.250.850.8850.829M1.1*0.200.90.9210.883M1.2*.250.950.9850.929M1.2*0.2011.0210.983M1.4*0.31.11.1421.075M1.4*0.201.21.2211.183M1.6*0.351.251.3211.221M1.6*0.201.41.4211.383M1.7*0.351.351.4211.321*M1.7*0.201.451.51.46M1.8*0.351.451.5211.421M1.8*0.201.61.6211.583M2*0.41.61.6791.576M2*0.251.751.7851.729M2.2*0.451.751.8381.713M2.2*0.251.951.9851.929M2.3*0.41.91.9791.867*M2.3*0.252.052.0162.001M2.5*0.452.12.1382.013M2.5*0.352.1212.2212.121M2.6*0.452.22.2382.113*M2.6*0.352.22.2462.186M3*0.52.52.5992.459M3*0.352.72.7212.621*M3*0.62.42.442.28M3.5*0.353.23.2213.121M3.5*0.62.93.012.85M4*0.503.53.5993.459M4*0.73.33.4223.242M4.5*0.5044.0993.959*M4*0.753.253.3263.106M5*0.504.54.5994.459M4.5*0.753.83.8783.688M5.5*0.5055.0994.959M5*0.84.24.3344.134M6*0.755.35.3785.188*M5*0.94.14.173.93*M6*0.55.55.555.4M6*155.1534.917M7*0.756.36.3786.188M7*166.1535.917*M7*0.506.56.556.4M8*1.256.86.9126.647M8*1.077.1536.917M9*1.257.87.9127.647M8*0.757.37.3787.188M10*1.58.58.6768.376*M8*0.507.57.527.4M11*1.59.59.6769.376M9*1.088.1537.917M12*1.7510.310.44110.106M9*0.758.38.3788.188M14*21212.2111.835M10*1.258.88.9128.647M16*21414.2113.835M18*2.515.515.74415.249M20*2.517.517.74417.249M22*2.519.519.74419.249M24*32121.25220.752M27*32424.25223.752M30*3.526.526.77126.211M33*3.529.529.77129.211M36*43232.2731.67M39*43535.2734.67M42*4.537.537.77937.129M45*4.540.540.77940.129M48*54343.27942.587附* 号螺纹自学968年3月删除公制粗螺纹公制细螺纹规格标准径最大最小规格标准径最大最小规格标准径最大最小M1.0*0.250.750.7850.729M1.0*0.20.80.8210.783M15*1.01414.35313.917M1.1*0.250.850.8850.829M1.1*0.20.90.9210.883M16*1.514.514.67614.376M1.2*0.250.950.9850.929M1.2*0.211.0210.983M16*1.01515.15314.917M1.4*0.31.11.1421.075M1.4*0.21.21.2211.183M17*1.515.515.67615.376M1.6*0.351.251.3211.221M1.6*0.21.41.4211.383M17*1.01616.15315.917M1.7*0.351.351.4211.321M1.7*0.21.451.51.46M18*2.01616.2115.835M1.8*0.351.451.5211.421M1.8*0.21.61.6211.583M18*1.516.516.67616.376M2.0*0.41.61.6791.567M2.0*0.251.751.7851.729M18*1.01717.15316.917M2.2*0.451.751.8881.713M2.2*0.251.951.9851.929M20*2.01818.2117.835M2.3*0.41.91.9791.867M2.3*0.252.052.0612.001M20*1.518.518.67618.376M2.5*0.452.12.1382.013M2.5*0.352.22.2212.121M20*1.01919.15318.917M2.6*0.452.22.2382.113M2.5*0.352.22.2462.186M22*2.02020.2119.835M3.0*0.52.52.5992.459M3.0*0.352.72.7212.621M22*1.520.520.67620.376M3.0*0.62.42.442.28M3.5*0.353.23.2213.12122*1.02121.15320.917M3.5*0.62.93.012.85M4.0*0.53.53.5993.459M24*2.02222.2121.835M4.0*0.73.83.4223.242M4.5*0.544.0993.959M24*1.522.522.67622.376M4.0*0.753.253.3263.106M5.0*0.54.54.5994.459M24*1.02323.15322.917M4.5*0.73.83.8783.688M5.5*0.555.0994.959M25*2.02323.2122.835M5*0.84.24.3344.134M6.0*0.755.35.3785.188M25*1.523.523.67623.376M5*0.94.14.173.98M6.0*0.55.55.555.4M25*1.02424.15323.917M6*1.055.1534.917M7.0*0.756.36.3786.188M26*1.524.524.67624.876M7*1.066.1535.917M7.0*0.56.56.556.4M27*2.02525.2124.735M8*1.256.86.9126.647M8.0*177.1536.917M27*1.525.525.67625.376M9*1.257.87.9127.647M8.0*0.757.37.3787.188M27*1.02626.15325.735M10*1.58.58.6768.376M8.0*0.57.57.527.4M28*2.02626.2125.835M11*1.59.59.6769.376M9.0*188.1537.917M28*1.52626.67626.376M12*1.7510.310.2410.11M9.0*0.758.38.3788.188M28*1.02727.15326.917M14*2.01212.2111.84M10*1.258.88.9128.647M30*3.02727.25226.752M16*2.01414.2113.84M10*1.099.1538.917M30*2.02828.2127.835M18*2.51515.14415.29M10*0.759.39.3789.188M30*1.02828.67628.376M20*2.51717.74417.29M10*0.59.59.529.4M32*2.03029.15328.917M22*2.51919.74419.29M11*1.01010.1539.917M32*1.53030.2129.835M24*3.02121.25220.75M11*0.7510.310.37810.19M33*3.03030.67630.376M27*3.02424.25223.75M12*1.510.510.67610.38M33*2.03130.25229.752M30*3.526.526.77126.21M12*1.2510.810.91210.65M33*1.531.531.2130.835M12*11111.15310.92M35*1.533.533.67631.376M12*0.511.511.52311.4M36*3.03333.25232.752M14*0.512.512.67612.38M36*2.03434.2133.835M14*1.01313.15312.92M36*1.53434.67634.376M15*1.5013.513.67613.38美制迫牙丝攻钻孔径英制螺纹规格精度等级规格钻孔径G4G6G7G8G9硬材软材NO.2-56UNC1.94W18-402.652.5NO.3-482.23W532-323.253.2NO.4-402.5W316-243.753.7NO.6-322.83W14-205.15NO.8-323.073.75W516-166.66.5NO.10-243.784.3W38-1887.9NO.12-244.244.56W716-149.49.314-204.95.72W12-1210.710.5516-187.24W916-1212.31238-168.748.81W58-1113.713.5716-1410.210.3W34-1016.716.512-1311.2711.82W78-919.519.3NO.2-64UNF1.97W18-822.422NO.3-562.27W1-18-72524.8NO.4-482.56W1-14-728.328NO.5-442.86NO.6-403.16针车用螺纹NO.8-363.78规格滚造径NO.10-324.394.43SW18-402.735-2.688NO.12-284.995.04SM18-442.769-2.72214-285.855.9516-247.367.4138-249716-2010.4810.5412-2012.0712.13美制特制螺纹针车螺纹规格（UNEF）标准径2级牙钻孔径规格滚造径最大最小SM18-402.735-2.668NO.12-324.74.8264.623SM18-442.769-2.722SM964-403.128-3.08314-325.65.695.486SM11643.855-3.805516-327.17.2647.087SM316-324.205-4.15538-328.78.8658.661SM316-284.143-4.093716-2810.210.33810.135SM732-325.003-4.95512-2811.613.38611.709SM1564-285.325-5.570916-2413.214.98613.132SM14-405.890-54.73558-2414.814.98614.732SM14-285.721-5.36834-2017.817.95817.678SM932-286.508-6.64878-202121.13320.859SM1131-288.092-8.4321-202424.30824.028SM38-288.880-8.015SM716-2810.466-10.401美制管螺纹SM716-1610.037-9.967规格钻孔径SM12-2011.819-11.749NPTNPSSM916-2013.4-13.425最大最小公制螺纹116-276.16.256.35规格滚造径18-278.388.438.74M3*0.52.63-2.514-1810.7211.1311.13M3*0.62.53-2.538-1814.2714.2714.68M3.5*0.63.06-3.0312-1417.4817.8618.26M4*0.73.49-3.1534-1422.6323.0123.42M4*0.753.45-3.411-11-1228.5828.9829.36M4.5*0.753.96-3.921-14-11-1237.3137.6938.1M5*0.84.43-4.381-12-11-1243.6644.0444.45M5*0.94.36-4.312-11-1255.5855.9656.36M6*1.05.3-5.25英制电器螺纹M7*1.06.3-6.25M8*1.07.28-7.23规格钻孔径M8*1.257.12-7.072BA4-4.23BA4BA3-3.25BA2.7-2.86BA2.4-2.5美制粗螺纹英制管螺纹规格UNC外径2级牙钻孔径规格标准径钻孔径标准径最大最小最大最小NO.164（1.854)1.551.5821.452PS116-286.56.6326.49NO.2-56(2.184)1.81.8711.695PS18-288.58.6878.495NO.3-48(2.515)2.12.1461.941Ps14-1911.411.54911.341NO.4-40(2.845)2.32.3852.157PS38-191515.05414.846NO.5-40(3.173)2.62.6792.487PS12-1418.518.73318.489NO.6-32(3.505)2.82.8952.642PS34-142424.25923.975NO.8-32(4.166)3.43.533.302PS14-1130.230.47130.111NO.10-24(4.826)3.93.9623.683PS1-14-1138.839.13238.772NO.12-24(5.486)4.54.5974.344PS1-12-1144.845.02544.66514-205.15.2574.979PS2-12-1156.556.83656.476516-186.66.7316.40138-1688.1537.793英制管螺纹716-149.49.559.144规格标准径有效牙部之长标准长度之12-1310.811.02310.592使用铰刀时不用铰刀时度中螺牙内径螺牙内 径916-1212.212.44611.989PT116-286.16.26.38458-1113.612.86813.386PT18-288.188.38834-1016.518.8416.307PT14-1910.71111.17478-919.519.76119.507PT38-1914.214.514.68518-822.222.60621.971PT12-1417.61318.2631-18-72525.34924.6398PT34-142323.523.6631-14-728.228.52427.813PT14-112929.529.8221-38-630.831.11530.353PT1-14-1137.53838.3391-12-63434.2933.528PT1-12-1143.44444.2321-34-539.539.82738.964PT2-2-1154.955.555.8441-4-1245.245.59344.679美制管螺纹管用螺纹(PT)规格钻头径( )内英制尺寸规格钻头径有效螺纹长度用内径标用NPTNPSC铰刀时不用铰刀时使用铰刀时不使用铰刀时PT116-286.16.26.2446.5.94(0.23)6.15(0.242)6.35(0.250)PT18-288.18.28.249818-278.33(0.328)8.43(0.332)8.74(0.344)PT14-1910.71110.9261114-1810.72(0.422)11.13(0.438)11.13(0.438)PT38-1914.214.514.4481438-1814.27(0.526)14.27(0.562)14.68(0.578)PT12-1417.61817.9791812-1417.48(0.688)17.86(0.703)18.26(0.719)PT34-142323.523.3782334-1422.63(0.891)23.0(0.906)23.42(0.922)PT1-112929.529.459291-111228.58(1.125)28.98(1.414)29.36(1.156)PT114-11373837.97638114-111237.31(1.469)37.69(1.484)38.1(1.5)PT112-11434443.86942112-111243.26(1.703)43.66(1.719)44.45(1.750)PT2-115455.555.412552-111255.17(2.172)55.58(2.188)56.36(2.219)管用螺纹(PF)212-865.48(2.578)66.27(2.609)67.46(2.656)规格钻头径AB级螺纹内径乾封美制管螺纹上限下限规格钻头径( )内英制尺寸PF116-286.76.8436.561NPTFNPSFPF18-288.78.8488.566使用铰刀时不使用铰刀时PF14-1911.711.8911.445116-275.94(0.234)6.15(0.242)6.25(0.246)PF38-1915.215.39514.9518-278.33(0.328)8.43(0.322)8.61(0.339)PF12-141919.17218.63114-1810.72(0.422)11.13(0.438)11.13(0.438)PF58-142121.12820.58738-1814.27(0.562)14.27(0.526)14.68(0.578)PF34-1424.524.65824.11712-1417.48(0.688)17.86(0.703)17.86(0.703)PF78-1428.228.41827.88734-1422.63(0.891)23.01(0.906)23.42(0.922)PF1-1130.530.93130.2911-111228.58(1.125)28.98(1.141)29.36(1.156)PF118-1135.235.57934.93.9114-111237.31(1.469)37.69(1.484)PF114-1139.239.59238.952112-111243.26(1.703)43.66(1.719)PF112-114545.45844.8452-111255.17(2.172)55.58(2.188)PF134-115151.42850.788212-865.48(2.578)66.27(2.609)PF2-115757.29656.656管用螺纹(PS)规格钻头径螺纹内径上限下限PS116-286.56.6326.4PS18-288.58.6378.4PS14-1911.411.54911.3PS38-191515.05414.8PS12-1418.518.77318.4PS34-142424.25923.9PS1-1130.230.47130.1PS114-1138.839.13238.7PS112-1144.845.02544.6PS-1156.556.86356.4美制细螺纹公制迫牙丝攻钻孔径规格(丝牙外径）标准径最大最小规格精度等级7G81.251.3051.182G4G6G7G8G9NO.1-72(1.854)1.551.6121.474M1.0*0.250.860.88NO.2-64(2.134)1.851.9121.756M1.1*0.250.960.98NO.3-56(2.515)2.12.1972.025M1.2*0.251.061.08NO.4-48(2.345)2.42.4562.271M1.4*0.31.241.25NO.5-44(3.175)2.72.742.551M1.6*0.351.411.43NO.6-40(3.505)2.93.0222.82M1.7*0.351.511.53NO.8-36(4.166)3.53.6063.404M1.8*0.351.611.63NO.10-32(4.326)4.14.1653.963M2.0*0.41.781.8NO.12-28(5.846)4.64.7244.496M2.2*0.451.951.9814-285.55.5885.36M2.3*0.42.082.1516-246.97.0356.782M2.5*0.452.252.2838-248.58.6368.382M2.6*0.452.352.38716-209.910.0339.729M3.0*0.52.732.7512-2011.511.60711.329M3.5*0.63.173.2916-1812.913.08112.751M4.0*0.73.623.653.6958-1814.514.68114.351M5.0*0.84.564.64.6434-1617.517.67817.323M6.0*1.05.455.55.5578-1420.520.67520.27M7.0*1.06.456.56.5518-1223.223.57123.114M8.0*1.257.317.387.441-18-1226.526.74626.289M10*1.59.189.259.321-14-1229.529.92129.464M10*1.259.319.389.441-38-123233.09632.639M12*1.7511.0411.1211.211-12-123636.27135.814M12*1.2511.3111.3811.44英美联合螺纹英美联细螺纹规格钻头径2B螺纹径规格钻头径下孔径上限下限上限下限NO.1-64UNC1.551.5821.425no.0-80unf1.251.3051.182NO.2-56UNC1.81.8711.695no.1-72unf1.551.6121.474NO.3-48UNC2.12.1461.941no.2-64-unf1.851.9121.756NO.4-40UNC2.32.3852.157no.3-565unf2.12.1972.025NO.5-40UNC2.62.6792.487no.4-48unf2.42.4582.271NO.6-32UNC2.82.8952.642no.5-44unf2.72.742.551NO.832UNC3.43.533.302no.6-40unf2.93.0222.82NO.10-24UNC3.93.9263.683no.8-36unf3.53.6063.404NO.12-24UNC4.54.5974.344no.10-32unf4.14.1653.96314-20UNC5.15.2574.979no.12-28unf4.64.7244.496516-18unc6.66.7316.40114-28unf5.55.5885.3638-16UNC88.1537.798516-24unf6.97.0356.782716-14UNC9.49.559.14438-24unf8.58.6368.38212-13UNC10.811.02310.599716-20unf9.910.0339.729916-12UNC12.212.44611.98912-unf11.511.60711.32958-11UNC13.613.86813.386916-unf12.913.08112.7534-10UNC16.516.8416.30758-18unf14.514.68114.3578-9UNC19.519.76119.17734-16unf17.517.67817.321-8UNC22.222.60621.97178-14unf20.520.67520.27118-7UNC2525.34924.8131-12unf23.223.57123.11114-7UNC28.228.52427.813118-12unf26.526.74626.28138-6UNC30.831.11530.353114-12unf29.529.92129.46112-6UNC3434.2933.528138-12unf32.833.09632.63134-5UNC39.539.82738.964112-12unf3636.27135.812-412UNC45.245.59344.679（RZ）等级公制螺纹孔径规格牙距G7G8G9G10（RS）（RG）等级m81.257.44规格牙距G3G4G5G6G7G8m817.55m10.250.860.88m101.59.32m1.10.250.960.98m101.259.44m1.20.251.061.08m1019.55m1.40.31.241.25m121.7511.2111.3m1.60.351.411.43m121.511.3211.4m1.70.351.511.53m121.2511.4411.5m1.80.351.611.63m12111.5511.6m200.41.781.8m14213.113.2m2.20.451.951.98m141.513.3213.4m2.30.42.082.1m14113.5513.6m2.50.452.2