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
523/860
3737827/873
07&662
5933人8&975
9107114
68&6107
958&61211274人114
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
8(4i/2)101
69&4(7)161
715&599
2127141
917&5175
3(5)114
010&810&6105
7(51/2)153
411&2(7心177
816&7219
1(8心244