The water injection and gas discharge device is added,the flexible pressure testing sub is used and the high and low pressure water conversion valve body is improved.
通过增加管体注水排气装置、采用柔性试压接头、改进注水端高低压水转换阀体等措施,解决了油管试压机存在的损伤油管螺纹、试压接头消耗快、试压过程密封性能差、生产效率低、安全性差等问题。
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