英制管螺紋規(guī)格尺寸

管螺紋規(guī)格公稱直徑螺距公稱長度鉆孔深度攻絲深度鉆孔直徑(mm) l1(mm)l2(mm)切削絲錐擠壓絲錐 尺寸牙數(shù)nd(mm)p(mm)xdl(mm)minminminmaxminmax 1/16287.7230.9070.5d3.867.945.687.907.998.428.51 1/16287.7230.9070.75d5.799.877.617.907.998.428.51 1/16287.7230.9071d7.7211.809.547.907.998.428.51 1/16287.7230.9071.5d11.5815.6713.407.907.998.428.51 1/16287.7230.9072d15.4519.5317.26

管螺紋與標準螺紋換算標準 尺寸代號每英寸牙數(shù)螺距螺紋直徑 （in)np大徑d、d小徑d1、d1 1/16280.9077.7236.561 1/8280.9079.7288.566 1/4191.33713.15711.445 3/8191.33716.66214.95 1/2141.81420.95518.631 5/8141.81422.91120.587 3/4141.81426.44124.117 7/8141.81430.20127.877 1112.30933.24930.291 1-1/8112.30937.89734.939 1-1/4112.30941.9138.952 1-1/2112.30947.80344.845 1-3/

螺紋代號 基本尺寸 (英寸) 大徑(mm)d=d螺距 (mm) 每英寸 牙數(shù) 中徑(mm)d2=d2小徑 (mm) 外螺紋d3 牙型高度 r底孔尺寸r底孔尺寸 r1/161/16"7.7230.907287.1426.5610.5810.1256.4 r1/81/8"9.7280.907289.1478.5660.5810.1258.4 r1/41/4"13.1571.3371912.30111.4450.8560.18414.75 r3/83/8"16.6621.3371915.80614.950.8560.18414.75 r1/21/2"20.9551.8141419.79318.6311.1620.24918.25 r3/43/4"26.4

npt英制螺紋標準與技術數(shù)據(jù) 螺紋規(guī)格螺距外徑c1底徑螺紋標號螺牙角度備注 npt1/41.41113.6161860 npt3/81.41117.0551860 npt1/21.81421.2231460 npt5/81.81426.5681460 npt12.20833.227111/260 npt11/42.20841.984111/260 npt11/22.20848.053111/260 npt22.20860.091111/260 npt21/23.17572.699860 npt33.17588.608860 npt31/23.175100.013860 pt：美國標準的60度錐管螺紋 美制一般密封管螺紋的基本尺寸： 尺寸 代號 牙數(shù)

名義尺寸大徑螺距 每英寸牙 數(shù)中徑小徑牙型高底孔直徑 bammmmtpimm外螺紋h1mm d=dpd2=d2d3 no.14ba10.23110.40.860.720.140.75 no.13ba1.20.25101.61.050.90.150.95 no.12ba1.30.2890.711.130.960.171 no.11ba1.50.3181.931.3151.130.1851.2 no.10ba1.70.3572.571.491.280.211.35 no.9ba1.90.3965.121.6651.430.2351.5 no.8ba2.20.4359.071.941.680.261.8 no.7ba2.50.48

公制螺紋/英制螺紋規(guī)格一覽表 發(fā)布時間：10-06-21來源：點擊量：5424字段選擇：大中小 2009-10-9 外螺紋大徑（單位mm）－－－－－－－ －－－－－－－－－- 內(nèi)螺紋小徑（單位mm）－－－－－－－ －－－－－－－－－- 序號規(guī)格型號最大最小公差最大最小公差 1m10*19.9749.7940.1809.1578.9170.240 2m12*1.511.96811.7320.23610.67610.3760.300 3m14*1.513.96813.7320.23612.67612.3760.300 4m16*1.515.96815.7320.23614.67614.3760.300 5m18*1.517.96817.7320.23616.67616.3760.30

管徑尺寸對應表 管徑尺寸對應表 公稱尺寸 寸------dn 外徑 長度 公稱尺寸 dn 外徑 長度 i系列ii系列i系列ii系列 1521.31825350355.6377165 2026.92525400406.4426178 1寸2533.73238450457480203 1.2寸3242.43838500508530229 1.5寸4048.34538550559254 2寸5060.35738600610630267 3寸6573.07638650660267 3.5寸8088.98951700711720267 4寸90101.664750762267 100114.310864800813820

mm sizethreaddesignationclassmaxminmaxminmax 0.25m0.25x0.0756g0.2500.2350.2010.1870.160 m0.25x0.0754g6g0.2500.2350.2010.1930.160 0.3m0.3x0.086g0.3000.2840.2480.2340.204 m0.3x0.084g6g0.3000.2840.2480.2390.204 m0.3x0.096g0.3000.2830.2420.2260.192 m0.3x0.094g6g0.3000.2830.2420.2330.192 0.35m0.35x0.096g0.3500.3330.2920.2770.242 m0.35x0.094g6g0.350

101520253240506580100 1/4"1/2"3/4"1"11/4"11/2"2"21/2"3"4" 鋼管a17.221.326.933.742.448.360.376.188.9114.3 外徑b141825323845577689108 125150200250300350400450500600 5"6"8"10"12"14"16"18"20"24" 鋼管a139.7168.3219.1273323.9355.36406.4457508610 外徑b133159219273325377426480530630 700800900100012001400160018002000 28"32"

名義尺 寸大徑螺距 每英寸 牙數(shù)中徑小徑牙型高 底孔直 徑 bammmmtpimm外螺紋h1mm d=dpd2=d2d3 no.14ba10.23110.40.860.720.140.75 no.13ba1.20.25101.61.050.90.150.95 no.12ba1.30.2890.711.130.960.171 no.11ba1.50.3181.931.3151.130.1851.2 no.10ba1.70.3572.571.491.280.211.35 no.9ba1.90.3965.121.6651.430.2351.5 no.8ba2.20.4359.071.941.680.261.8 no.7ba2.50.4

英制管螺紋內(nèi)徑外徑對照表 尺寸代號每寸牙數(shù)大徑中徑小徑建議底孔基準距離牙數(shù) 1/82710.2429.4898.736φ8.64.1024.36 1/41813.61612.48711.358φ11.15.7864.10 3/81817.05515.92614.797φ14.56.0964.32 1/21421.22319.77218.321φ17.98.1284.48 3/41426.56825.11723.666φ23.28.6114.75 111.533.22831.46129.694φ29.210.1604.60 1-1/411.541.98540.21838.451φ37.910.6684.83

管螺紋每寸牙數(shù)大徑小徑底孔基準距離 1/82710.2428.736φ8.64.102 1/41813.61611.358φ11.15.786 3/81817.05514.797φ14.56.096 1/21421.22318.321φ17.98.128 3/41426.56623.667φ23.28.611 111.533.22829.694φ29.210.160 1-1/411.541.98538.451φ37.910.668 1-1/211.548.05444.520φ43.910.668 批準：審核：

小徑大徑 最大最小公差最大最小公差最大最小最大最小公差最大最小公差 m3×0.52.982.8740.1062.6552.580.0752.43932.7752.6750.1002.5992.4590.140 m4×0.73.9783.8380.1403.5233.4330.0903.2243.6633.5450.1183.4223.2420.180 m5×0.84.9764.8260.1504.4564.3610.0954.1154.6054.480.1254.3344.1340.200 m6×15.9745.7940.1805.3245.2120.1124.89165.55.350.1505.1534.9170.236 m8×1.257.972

公制螺紋/英制螺紋規(guī)格一覽表 外螺紋大徑（單位mm）－－－－－－－內(nèi)螺紋小徑（單位mm）－－－－－－－ 序號規(guī)格型號最大最小公差最大最小公差 1m10*19.9749.7940.1809.1578.9170.240 2m12*1.511.96811.7320.23610.67610.3760.300 3m14*1.513.96813.7320.23612.67612.3760.300 4m16*1.515.96815.7320.23614.67614.3760.300 5m18*1.517.96817.7320.23616.67616.3760.300 6m20*1.519.96819.7320.23618.67618.3760.300 7m22*1.521.96821.73

no.1-64(1.854)1.551.5821.425no.0-80(1.524)1.251.3051.182 no.2-56(2.184)1.801.8711.695no.1-72(1.854)1.551.6121.474 no.3-48(2.515)2.102.1461.941no.2-64(2.184)1.851.9121.756 no.4-40(2.845)2.302.3852.157no.3-56(2.515)2.102.1972.025 no.5-40(3.175)2.602.6972.487no.4-48(2.845)2.402.4582.271 no.6-32(3.505)2.802.8952.642no.5-44(3.175)2.702.7402.551 no.8-32(4.166)3

英寸毫米.單位毫米.英寸.公斤/米.磅/英尺. 1/8”10.310s1.240.0490.280.19 1/8”10.3std-401.730.0680.370.25 1/8”10.3xs-802.410.0950.480.32 1/4”13.710s1.650.0650.50.34 1/4”13.7std-402.240.0880.640.43 1/4”13.7xs-803.020.1190.810.55 3/8”17.110s1.650.0650.640.43 3/8”17.1std-402.310.0910.850.57 3/8”17.1xs-803.20.1261.110.75 1/2”21.35s1.050.0420.5

最大最小最小1最大最小公差范圍最小最大最小最大公差范圍 2a0.00050.05950.0563?0.05140.04960.00180.04462b0.04650.05140.05190.05420.00230.0600 3a0.00000.06000.0568?0.05190.05060.00130.04513b0.04650.05140.05190.05360.00170.0600 2a0.00060.07240.0686?0.06230.06030.00200.05382b0.05610.06230.06290.06550.00260.0730 3a0.00000.07300.0692?0.06290.06140.00150.05443b0.05610

英制螺紋尺寸公差表 單位：毫米 規(guī)格代號系列 代號 等 級 螺距 外螺紋內(nèi)螺紋 名義直徑每英寸牙數(shù)外徑中徑內(nèi)徑小徑中徑大徑 10.060—80（0#—80）unf 20.31751.5113–0.081281.30556–0.045721.122681.1811+0.124461.3182+0.058421.524 30.31751.5240–0.081281.3182–0.033021.135381.1811+0.124461.3182+0.043181.524 20.073—64（1#—64）unc 20.3968751.83896–0.096521.58242–0.05081.351281.42494+0.157481.59766+0.066041.8542 30.396875

英制螺紋尺寸公差表

２ｂ max 3b max ２ｂ、３ｂ max no.1640.3971.5821.5821.425 no.2560.4541.8721.8721.694 no.3480.5292.1462.1461.941 no.4400.6352.3852.3852.156 no.5400.6352.6972.6972.487 no.6320.7942.8962.8962.642 no.8320.7943.5313.5283.302 no.10241.0583.9623.953.683 no.12241.0584.5974.594.343 1/4201.275.2685.254.976 5/16181.4116.7846.686.411 3/8161.5888.164

螺栓規(guī)格頂帽直徑頂帽長度螺距頂帽倒角 m4740.70.3 m58.550.80.3 m610610.3 m812.581.250.3 m1015101.50.5 m1218121.750.5 m14211420.5 m16241620.5 m2030202.51 m24362431 m3042303.51 m36503641.6 m4258424.21.6

公制粗螺紋公制細螺紋 規(guī)格標準徑最大最小規(guī)格標準徑最大最小規(guī)格 m1.0*0.250.750.7850.729m1.0*0.20.80.8210.783m15*1.0 m1.1*0.250.850.8850.829m1.1*0.20.90.9210.883m16*1.5 m1.2*0.250.950.9850.929m1.2*0.211.0210.983m16*1.0 m1.4*0.31.11.1421.075m1.4*0.21.21.2211.183m17*1.5 m1.6*0.351.251.3211.221m1.6*0.21.41.4211.383m17*1.0 m1.7*0.351.351.4211.321m1.7*0.21.451.51.46m18*2.0 m1.8*