70 Mpa 10000 Psi Double Ram Bop 7 Inch Shape Generally For Well Drilling
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... enables opening side doors and replacing rams very conveniently. Double Ram Bop is more cast-effective well drilling and control equipment as your ideal alternative. The shape of ram is planar square, and the housing body ia cast as a whole, easier to...
Hebei E-valves Petroleum Equipment Co., Ltd.
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