Lower Valve Stem Guide is a precision core piece among professional Petroleum machinery accessories, specially customized for the internal positioning structure of drilling mud pumps, widely applied in all kinds of oil and gas field drilling projects.
It is installed inside the sealed cavity surrounded by cylinder head and cylinder liner gland. As essential Oil drilling equipment parts, its main function is to limit deviation and vibration of valve assembly during reciprocating movement, ensure stable running coordination of the entire Mud pump power end under long-term high-pressure working conditions.
The whole workpiece including guide body and inner wear-resistant sleeve is finished through strict CNC precision machining. The guide body adopts ZG35CrMo cast steel, and the inner sleeve is made of 20CrMnTi alloy steel after carburizing and quenching treatment, with outstanding wear resistance and long service life.
This positioning component is an indispensable internal fitting inside complete Mud pump fluid end. Matched with various sealing and pipeline accessories, it forms a whole pumping system. As standard universal Mud pump parts, it features strong compatibility and easy disassembly for daily field maintenance.
Dezhou Yangda Petroleum Machinery Co., Ltd.
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