At the present, defects inside a BOP are mainly inspected by conventional methods, such as UT, MT, PT, etc. and it bears a pressure test.

目前，对防喷器等井控装置检测内部缺陷主要采用超声波、磁探、渗透等常规检测以及进行耐压试验，难以发现和判定已有裂纹的扩展。

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This series of products mainly used in BOP, valves, blowout pipeline, the BOP tools, wellhead equipment and other products of hydraulic pressure test inspection.

本系列产品主要用于防喷器，阀门，防喷管线，内防喷工具、井口装置等产品的水压试压检验。

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Blow Out Preventer (BOP) that must be employed to complete and then test the well.

FORBES: McMoRan Update From Enercom Oil & Gas Conference