Dezhou Changhong Machinery Manufacture Co., Ltd
Contact person: Chang Li
Mob:+86 18562150128
Fax: 0534-2358517
Email:mudpumpparts@163.com
Address: NO.6 Kehai Road Tianqu Industrial Zone Dezhou Shandong China

Founded in 1998, Dezhou Changhong Machinery Manufacture Co., Ltd is a supplier of quality oilfield replacement parts, including mud pump fluid end parts including modules, liners, pistons, valves, seats, extension rods, piston rods, threaded rings, caps, valve covers, valve guides etc. for all major brands of pumps: Gardner Denver*, Ideco*, Emsco*, National*, Oilwell*, Skytop Brewster*, Lanshi(3NB1300C)*, BAO JI (F1600)*. It is our principle to provide high quality replacement parts, value pricing and outstanding service to our customers. Our goal is that our customers are satisfied with our parts.

All of our products are API Specification certified(API No. 7K-0465), and are inspected at the facility as well as at our headquarters to assure that our customers will get premium and qualified parts.

Piston assy

Piston assy

Piston assy installed inside the pump fluid end modules, control water intake and drainage valves closed, valve bodies, valve seats composed of two parts.

Valves and Seats

Valves and Seats

Using advanced heat treatment methods, products have high strength, high toughness, surface hardness HRC58 or more, and manufactured in accordance with strict process, ensure polishing, sizes accurately.

Zirconia Ceramic Liner

Zirconia Ceramic Liner

Pure zirconia ceramic cylinder hard wear-resistant, strong acid and alkali-resistant to corrosion, very suitable as a pump cylinder block material, suitable for oil reservoir deep harsh drilling environment, geological structure, and offshore oil and gas

High Chrome Sleeve Liner

High Chrome Sleeve Liner

High Chrome Sleeve Liner: The sleeve of the liner has the maximum amount of chrome for the base metal, and is inserted into the forged steel hull at tightness. The bore hardness is 60 to 67 Rockwell C scales while the hull has high tensile

Piston Rods and Extension Rods

Piston Rods and Extension...

Between rod and Rod-alloy steel casting and strength after heat treatment products, CNC machining, surface treatment products have zinc decorative chromium plating, to meet different customer requirements.

Mud pump valve seat (four bar valve body Assembly)

Mud pump valve seat (four...

Mud pump valve seat (four bar valve body Assembly) using advanced heat treatment methods, products have high strength, high toughness, surface hardness HRC58 or more.

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