Puyang Zhongshi Group Co., Ltd. |
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Sucker Rod Pump
Main parts process and material:
Pump barrel: plain carbon steel plating (A1), ordinary carbon steel
carbonitriding (B1), ordinary carbon steel carburizing (B2), low
alloy steel nitride (B5).
Plunger: 1045 steel spraying (B1), 1045 steel spraying (B2), 1045 steel
chrome plating (A1), 1045 steel double chrome plating (A2).
Valve ball and seat: stainless steel (A1), cobalt chromium (B2),
tungsten carbide (C1), nickel and carbon compounds (C2), titanium
carbide (C3).
Other accessories: plain carbon steel, low alloy steel, stainless steel, brass and
other materials.
· Zhongshi Group is the API certification enterprise for 15 years;
· ISO9001 quality management system;
· We provide on-site technical service,no matter when and where.