梯形螺纹(内外螺纹)基本尺寸表螺距2-24

梯形螺纹（内外螺纹）基本尺寸表外螺纹公称名义螺距小径（d3)中径(d2)直径中径大径(d)大径（P)(d)（d2)最小最大3s级最小2 3级最大3级最小D410121416182022242628101214303234363840424446485052556016182065707580222426288590951001109.011.013.015.017.019.021.023.025.027.08.510.512.528.530.532.534.536.538.540.542.544.546.548.550.553.558.514.016.018.063.068.073.078.019.521.523.525.582.587.592.597.5107.59.911.913.915.917.919.521.923.925.927.99.8511.8513.8529.8531.8533.8535.8537.8539.8541.8543.8545.8547.8549.8551.8554.8559.8515.8017.8019.8064.8069.8074.8079.8021.7523.7525.7527.7584.7589.7594.7599.757.59.511.513.515.517.519.520.523.525.56.58.510.526.528.530.532.534.536.538.540.542.544.546.548.551.556.511.513.515.560.565.570.575.516.018.020.022.079.084.089.094.07.0409.04011.04013.04015.01517.00019.01521.01523.01525.0155.9707.9709.97025.91527.91529.91531.91533.91535.91537.91539.91541.90543.90545.90547.90550.90555.90510.87312.87314.87359.79064.79069.79074.79015.28017.28019.28021.28078.20083.20088.20093.200103.2008.96610.96612.96614.96616.96618.00020.96622.96624.96626.9668.46310.46312.46328.46330.46332.46334.46336.46338.46340.46342.46344.46346.46348.46350.46353.46358.46313.95515.95517.95562.95567.95572.95577.95519.44821.44823.44825.44882.44887.44892.44897.448107.0008.54010.54012.54014.54016.51518.51520.51522.51524.51526.5157.9709.97011.97027.91529.91531.91533.91535.91537.91539.91541.91543.90545.90547.90549.90552.90557.90513.37315.37317.37362.29067.29072.29077.29018.78020.78022.78024.78081.70086.70091.70096.700106.70010.512.514.516.518.520.522.524.526.528.510.512.514.530.532.534.536.538.540.542.544.546.548.550.552.555.560.516.518.520.565.570.575.580.523.025.027.029.086.091.096.0101111内螺纹小径(D1)最小810121416182022242679112729313335373941434547495257121416616671761719212380859095105最大8.1010.1012.1014.1016.1018.1020.1022.1024.1026.107.159.1511.1527.1529.1531.1533.1535.1537.1539.1541.1543.1545.1547.1549.1552.1557.1512.2014.2016.2061.2066.2071.2076.2017.2519.2521.2523.2580.2585.2590.2595.25中径（D2)2级最大9.26211.26213.26215.26217.28019.28021.28023.28025.28027.2808.79510.79512.79528.85530.85532.85534.85536.85538.85540.85542.85544.85546.85548.85550.85553.85558.85514.35516.35518.35563.41868.41873.41878.41819.91021.91023.91025.91082.97887.97892.97897.9783级最大9.32811.32813.32815.32817.35519.35521.35523.35525.35527.3558.87210.87212.87228.92830.92832.92834.92836.92838.92840.92842.92844.94046.94048.94050.94053.94058.94014.44016.44018.44063.52068.52073.52078.52020.01522.01524.01526.01583.09588.09593.09598.095108.0952345109.75104.0105.25107.978梯形螺纹（内外螺纹）基本尺寸表外螺纹公称名义直径中径（P)

(d)（d2)

内螺纹公称名义螺距直径中径大径(d)（P)(d)（d2)最小3032343638404212013014015022242628444648505255601601701801903032343638404265707580200210220272931333537391171271371471820222440424446485156156166176186252729313335376065707519520521529.731.733.735.737.739.741.7119.7129.7139.7149.721.623.625.627.643.645.647.649.651.654.659.6159.6169.6179.6189.629.531.533.535.537.539.541.564.569.574.579.5199.5209.5219.5大径D4最大3s级最小2 3级最大3级最小232527293133351131231331431315171935373941434651151161171181192123252729315459646918919920922.20024.20026.00028.20030.20032.20034.200112.115122.115132.115142.11512.08014.08016.08018.08034.04036.04038.04040.04042.04045.04050.040149.968159.968169.968179.96817.95819.95821.95823.95825.95827.95829.95852.91057.91062.91067.910187.872197.872207.87226.9428.9430.9432.0034.0036.0038.00116.00126.00136.00146.0017.0019.0021.0023.0039.0041.0043.0045.0047.0050.0055.00155.00165.00175.00185.0024.0026.0028.0030.0032.0034.0036.0059.0064.0069.0075.00194.00204.00214.0026.20028.20030.20032.20034.20036.20038.200116.115126.115136.115146.11517.08019.08021.08023.08039.04041.04043.04045.04047.04050.04055.040154.968164.968174.968184.96823.95825.95827.95829.95831.95833.95835.95858.91063.91068.91073.910193.872203.872213.8723133353739414312113114115123252729454749515356611611711811913133353739414366717681201211221小径（d3)中径(d2)小径(D1)最小2426283032343611412413414414161820363840424447521521621721822022242628303255606570190200210最大24.326.328.330.332.334.336.3114.3124.3134.3144.314.416.418.420.436.438.440.442.444.447.452.4152.4162.4172.4182.420.522.524.526.528.530.532.555.560.565.570.5190.5200.5210.5中径（D2)2级最大27.46529.46531.46533.46535.46537.46539.465117.530127.530137.530147.53018.52020.52022.52024.52040.55042.55044.55046.55048.55051.55056.550156.615166.615176.615186.61525.60527.60529.60531.60533.60535.60537.60560.63565.63570.63575.635195.665205.665215.6653级最大27.57829.57831.57833.57835.57837.00039.578117.660127.660137.660147.66018.65020.65022.65024.65040.69042.69044.69046.69048.69051.69056.690156.765166.765176.765186.76525.74527.74529.74531.74533.74535.74537.74560.79065.79070.79075.790195.825205.825215.8256810梯形螺纹(内外螺纹)基本尺寸表外螺纹公称名义螺距小径（d3)中径(d2)直径中径大径(d)大径（P)(d)（d2)最小最大3s级最小2 3级最大3级最小D44446384043.445.4313329.81031.81037.00039.00036.81038.8104547内螺纹小径(D1)最小3234最大32.634.6中径（D2)2级最大38.69040.6903级最大38.86540.86512162024485052556085909510011065707580120130140150160170859095100110180190200210220120130140150160170240424446495479848994104576267721121221321421521627580859010017018019020021010811812813814815822847.449.451.454.459.484.489.494.499.4109.464.2069.2074.2079.20119.20129.20139.20149.20159.20169.2084.0089.0094.0099.00109.00179.00189.00199.00209.00219.00118.00128.00138.00148.00158.00168.00238.00353739424772778287974752576210211212213214215263687378881581681781881989410411412413414421433.81035.81037.81040.81045.81070.77575.77580.77585.77595.77545.58550.58555.58560.585100.530110.530120.530130.530140.530150.53061.38066.38071.38076.38086.380156.315166.315176.315186.315196.31592.155102.155112.155122.155132.155142.155212.10041.00043.00045.00048.00053.00078.00083.00088.00093.000103.91856.90761.90766.90771.907111.907121.907131.907141.907151.907161.90774.89579.89584.89589.89599.895169.895179.895189.895199.895209.895107.895117.895127.895137.895147.895157.895227.89540.81042.81044.81047.81052.81077.77582.77587.77592.775102.77555.58560.58565.58570.585110.530120.530130.530140.530150.530160.53073.38078.38083.38088.38098.380168.315178.315188.315198.315208.315106.155116.155126.155136.155146.155156.155226.100495153566186919610111167727782122132142152162172879297102112182192202212222122132142152162172242363840434873788388984954596410411412413414415465707580901601701801902009610611612613614621636.638.640.643.648.673.678.683.688.698.649.854.859.864.8104.8114.8124.8134.8144.8154.866.071.076.081.091.0161.0171.0181.0191.0201.097.2107.2117.2127.2137.2157.2217.242.69044.69046.69049.69054.69079.71584.71589.71594.715104.71557.82562.82567.82572.825112.875122.875132.875142.875152.875162.87575.96080.96085.96090.960100.960171.010181.010191.010201.010211.010109.120119.120129.120139.120149.120159.120229.15542.86544.86546.86549.86554.86579.89584.89589.89594.895104.89558.04063.04068.04073.040113.100123.100133.100143.100153.100163.10076.20081.20086.20091.200101.200171.265181.265191.265201.265211.265109.400119.400129.400139.400149.400159.400229.450