Nickel Carbide Fuel Pump Plunger API 11AX Standard 55HRA-62HRA
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...the well.Plunger assembly connected on the sucker rod string and with it down to the pump barrel position in the well,then with it do up and down reciprocating motion, so as to realize the production process. Pump barrel: plain carbon steel plating (A1),...
Puyang Zhongshi Group Co., Ltd.
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