油管规格尺寸对照表

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1、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）11/248.340.353.240.35563.523/860.350.365.950.3737827/873.062.078.662.089.59331/288.975.995.2575.9107114.54101.688.6107.9588.612112741/2114.3100.3120.65100.3132.5141.5－6－石油油管螺纹代号对照表平式油管螺纹外加厚油管螺纹GB9253.3YB239-63GB9253.3YB23

2、9-631.900TBG11/2"平式扣1.900UPTBG11/2"外加厚扣23/8TBG2"平式扣23/8UPTBG2"外加厚扣27/8TBG21/2"平式扣27/8UPTBG21/2"外加厚扣31/2TBG3"平式扣31/2UPTBG3"外加厚扣4TBG31/2"平式扣4UPTBG31/2"外加厚扣41/2TBG4"平式扣41/2UPTBG4"外加厚扣－6－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）114.3（41/2）127.0103.9100.7177.8（7）194.5166.1162.

3、9102.999.7164.0160.8101.698.4161.7158.599.696.4159.4156.2127（5）141.3115.8112.6193.7（75/8）215.9178.5175.3114.1111.0177.0173.8112.0108.8174.6171.5108.6105.4171.8168.7139.7（51/2）153.7127.3124.1219.1（85/8）244.5205.7202.5125.7122.6203.7200.5124.3121.1201.2198.0121.4118.2198.8195.6－6－石油套管螺纹代号对照表短圆螺纹

4、套管长圆螺纹套管偏梯形螺纹APISPEC5CTYB690-70APISPEC5CTYB690-70APISPEC5CT41/2CSG41/2"套管41/2LCSG41/2"长丝扣套管41/2BCSG5CSG5"套管5LCSG5"长丝扣套管5BCSG51/2CSG51/2"套管51/2LCSG51/2"长丝扣套管51/2BCSG65/8CSG65/8"套管65/8LCSG65/8"长丝扣套管65/8BCSG7CSG7"套管7LCSG7"长丝扣套管7BCSG75/8CSG75/8"套管75/8LCSG75/8"长丝扣套管75/8BCSG85/8CSG85/8"套管85/8LCSG85/

5、8"长丝扣套管85/8BCSG95/8CSG95/8"套管95/8LCSG95/8"长丝扣套管95/8BCSG103/4CSG103/4"套管103/4LCSG103/4"长丝扣套管103/4BCSG－6－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（23/8）46.167.5114.3（41/2）97.2131.873.0（27/8）54.633.381.8114.3（41/2）92.5131.888.9（31/2）76.057.297.11

6、27（5）112.095.288.9（31/2）70.249.297.1127（5）108.6146.1101.6（4）88.374.6114.3139.7（51/2）121.496.9141.3101.6（4）84.869.8114.3139.7（51/2）118.696.9141.3－6－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YB691-70NC2623/8IF2A10/2A1141/2FH420/421NC3127/8IF210/21127/8REG230/231NC3831/2IF310/31131/2REG3

7、30/331NC5041/2IF410/41141/2REG430/43131/2FH320/32151/2REGNC404FH4A20/4A2165/8REG－6－－6－