SY/T 5198-2020
钻具螺纹脂
Thread compound for drill tools
2020-10-23
SY/T 5711-2016
钻具螺纹镀铜和磷化技术条件
The drilling tool thread copper plating and phosphating technical conditions
2016-01-07
SY/T 6897-2018
钻具螺纹上卸扣试验评价方法
如lake-up and break-out test procedure of drilling tools
2018-10-29
SY/T 6858.3-2012
油井管无损检测方法 第3部分：钻具螺纹磁粉检测
Nondestructive testing method for OCTG-Part 3:Magnetic particle testing for drilling tool thread
2012-08-23
GB/T 23512-2015
石油天然气工业 套管、油管、管线管和钻柱构件用螺纹脂的评价与试验
Petroleum and natural gas industries—Evaluation and testing of thread compounds for use with casing, tubing, line pipe and drill stem elements
2015-05-15