API 油管规格及尺寸 不加厚内加厚外径加厚内径不加厚接加厚接箍公称尺寸不加厚外径径箍(in)(mm)（mm）（mm）（mm）外径（mm）外径（mm）11/248.340.353.240.35563.523/860.350.365.950.3737827/873.062.078.662.089.5933i/288.975.995.2575.9107114.54101.688.6107.9588.61211274i/114.3100.3120.65100.3132.5141.52石油油管螺纹代号对照表平式油管螺纹外加厚油管螺纹GB9253.3YB239-63GB9253.3YB239-631.900TBG11/"平式扣21.900UPTBG11/"外加厚扣223/TBG82"平式扣23/UPTBG82"外加厚扣27/TBG821/"平式扣227/UPTBG821/"外加厚扣231/TBG23"平式扣31/UPTBG23"外加厚扣4TBG31/"平式扣24UPTBG31/"外加厚扣241/TBG24"平式扣4i/UPTBG24"外加厚扣套管规格及尺寸外径接箍外内径通径外径接箍外内径通径mm(in)径(mm)(mm)(mm)mm(in)径(mm)(mm)(mm)114.3127.0103.9100.7177.8194.5166.1162.9(41/)2102.999.7(7)164.0160.8101.698.4161.7158.599.696.4159.4156.2127141.3115.8112.6193.7215.9178.5175.3(5)114.1111.0(75/)8177.0173.8112.0108.8108.6105.4139.7153.7127.3124.1(51/)2125.7122.6174.6171.5171.8168.7219.1244.5205.7202.5(85/)8203.7200.5短圆螺纹套管长圆螺纹套管偏梯形螺纹APISPEC5CTYB690-70APISPEC5CTYB690-70APISPEC5CT41/CSG241/〃套管241/LCSG241/"长丝扣套管241/BCSG25CSG5〃套管5LCSG5"长丝扣套管5BCSG51/CSG25i/〃套管251/LCSG251/"长丝扣套管251/BCSG265, /CSG86 5/〃套管865, /LCSG86 5/"长丝扣套管865, /BCSG87 CSG7〃套管7 LCSG7〃长丝扣套管7 BCSG75/ /CSG87 5/〃套管875, /LCSG875/"长丝扣套管875, /BCSG885/ /CSG88 5/〃套管885/ /LCSG88 5/"长丝扣套管885/ /BCSG895 /CSG895/〃套管895 /LCSG895/"长丝扣套管895 /BCSG8103/CSG103/〃套管103/LCSG103/〃长丝扣套4103/BCSG444管4钻杆规格及尺寸（X、G、S 钢级）规格外管体内内加厚外加厚径径内径外径mm(in)(mm)(mm)(mm)60.346.167.5(23/)8规格外管体内内加厚外加厚径径内径外径mm(in)(mm)(mm)(mm)114.397.2131.8(41/)288.9(3i/)270.249.297.1127(5)108.6146.1101.688.374.6114.3139.7121.496.9141.3(4)(51/)2101.684.869.8114.3139.7118.696.9141.3(4)(51/)2石油钻杆接头螺纹代号对照表GB9253.1GB9253.1YB691-70GB9253.1YB691-70标准标准标准NC2623/IF82A10/2A1141/FH2420/421NC3127/IF8210/21127/REG8230/231NC3831/IF2310/31131/REG2330/331NC504i/IF410/41141/REG430/43131/FH320/32151/REGNC404FH4A20/4A2165/REG
