油管、套管规格尺寸对照表(共9页).doc

精选优质文档-倾情为你奉上 A P I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 1/2 48.340.353.240.35563.52 3/8 60.350.365.950.373782 7/873.062.078.662.089.5933 1/288.975.995.2575.9107114.54101.688.6107.9588.61211274 1/2114.3100.3120.65100.3132.5141.5 石油油管螺纹代号对照表 平式油管螺纹外加厚油管螺纹GB9253.3YB239-63GB9253.3YB239-631.900TBG1 1/2 平式扣1.900UPTBG1 1