API 油管规格及尺寸公称尺寸(in)不加厚外径(mm)不加厚内径(mm)加厚外径(mm)加厚内径(mm)不加厚接箍外径(mm)加厚接箍外径(mm)1人4&340.353.240.35563.523/860.350.365.950.3737827/873.062.07&662.089.5933人8&975.995.2575.9107114.54101.68&6107.958&61211274人114.3100.3120.65100.3132.5141.5石油油管螺纹代号对照表平式油管螺纹外加厚油管螺纹GB9253.3YB239-63GB9253.3YB239-631.900TBG1i/2"平式扣1.900UPTBG11/2"外加厚扣23/TBG82"平式扣23/8UPTBG2"外加厚扣27/TBG82i/2"平式扣27/8UPTBG21/2"外加厚扣3i/2TBG3"平式扣31/UPTBG23"外加厚扣4TBG3i/2"平式扣4UPTBG31/2"外加厚扣41/2TBG4"平式扣41/2UPTBG4"外加厚扣套管规格及尺寸外径mm(in)接箍外径(mm)内径(mm)通径(mm)外径mm(in)接箍外径(mm)内径(mm)通径(mm)103.9100.7166.1162.9114.3127.0102.999.7177.8194.5164.0160.8(4i/2)101.69&4(7)161.715&599.696.4159.4156.2127141.3115.8112.6193.7215.917&5175.3(5)114.1111.0112.010&810&6105.4139.7(51/2)153.7127.3124.1125.7122.6124.3121.1121.411&2(7心177.0173.8174.6171.5171.816&7219.1(8心244.5205.7202.5203.7200.5201.219&019&8195.6石油套管螺纹代号对照表短圆螺纹套管长圆螺纹套管偏梯形螺纹APISPEC5CTYB690-70APISPEC5CTYB690-70APISPEC5CT4i/2CSG41/2"套管4i/2LCSG4i/2"长丝扣套管4i/2BCSG5CSG5"套管5LCSG5"长丝扣套管5BCSG5i/2CSG5i/2"套管5i/2LCSG5i/2"长丝扣套管5I/2BCSG65/CSG865/8"套管65/LCSG865/"长丝扣套管865/BCSG87CSG7"套管7LCSG7"长丝扣套管7BCSG75/CSG875/8"套管75/LCSG875/"长丝扣套管875/BCSG885/CSG885/8"套管85/LCSG885/"长丝扣套管885/BCSG895/CSG895/8"套管95/LCSG895/"长丝扣套管895/BCSG8103/CSG4103/4"套管103/LCSG4103/4"长丝扣套管103/BCSG4钻杆规格及尺寸（X、G、S 钢级）规格外径mm（in）管体内径（mm）内加厚内径（mm）外加厚外径（mm）规格外径mm（in）管体内径（mm）内加厚内径（mm）外加厚外径（mm）60.3(23©46.167.5114.3(41©97.2131.873.054.633.381.8114.392.5131.8(27/8)(41/2)8&9(3人)76.057.297.1127(5)112.095.28&9(3人)70.249.297.1127(5)10&6146.1101.6(4)8&374.6114.3139.7(51/2)121.496.9141.3101.684.869.8114.3139.711&696.9141.3(4)(5i/2)石油钻杆接头螺纹代号对照表GB9253.1标准GB9253.1标准YB691-70GB9253.1标准YB691-70NC2623/8IF2A10/2A1141/FH2420/421NC3127/8IF210/21127/REG8230/231NC3831/2IF310/31131/REG2330/331NC5041/2IF410/41141/REG2430/4313i/2FH320/3215i/2REGNC404FH4A20/4A2165/8REG
