Shijiazhuang Dongli Petroleum Machinery Co., Ltd. — Global supply chain for oilfield pumps & fluid end parts
API 7K-certified manufacturer · global supplier since 2008
Gardner Denver
OEM manufacturing for Gardner Denver PZ-Series mud pumps — built for the longest drilling programs, with every wear part stocked behind them.
API 7K-certified manufacturer · global supplier since 2008
National Oilwell Varco
From liners to crankshafts: OEM components for NOV F/P-Series mud pumps, engineered to exceed original performance — factory-direct, no middlemen.
API 7K-certified manufacturer · global supplier since 2008
FMC Technologies
OEM manufacturing for FMC Bean high-pressure piston pumps — every wear part passes strict inspection before it ships, so your equipment never loses pressure.
API 7K-certified manufacturer · global supplier since 2008
EMSCO
Classic EMSCO F/D-Series pumps deserve modern support — OEM-grade materials and machining that add years to proven legacy equipment.
API 7K-certified manufacturer · global supplier since 2008
Kerr Pumps
Core OEM components for Kerr high-pressure triplex and quintuplex plunger pumps — steady power around the clock in continuous heavy-duty service.
API 7K-certified manufacturer · global supplier since 2008
American Block
Heavy-duty OEM power-end components for American Block mud pumps — purpose-built for deep wells and shale gas extremes.
API 7K-certified manufacturer · global supplier since 2008
Aplex
OEM expertise for Aplex high-pressure reciprocating pumps — duplex steel and Hastelloy precision machining for corrosive, abrasive service.
Mud & drilling pumps
Triplex mud pumps that keep drilling fluid moving on onshore and offshore rigs — complete units and the wear parts behind them, covering 25+ pump brands.
272 models
Explore →HDD pump series
Horizontal directional drilling pumps across the Aplex, Kerr, Myers, General, Weatherford and DL series — with verified fluid-end parts for each.
108 models
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Well-service pumps
Plunger and piston pumps for workover, cementing and pressure work, with documented seals, valves and liner references.
23 models
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Aftermarket parts catalog
900+ replacement parts with verified dimensions, pump compatibility and interchange references — searchable by pump model or part number.
944 items
Explore →
Watch: a hammer-free liner swap in ~15 minutes
A 60-second section animation of our hydraulic liner retention system — a hand pump builds even preload, a lock ring holds it mechanically, and liner swaps stop costing 45 hammer-swinging minutes. Send the pump model and bore size for configuration review.
Watch how it works →Why buyers choose Dongli
Parts for the pumps you already run
Aftermarket fluid-end and power-end parts cross-referenced to the major pump brands. Brand names are for identification only.
- NOV
- Bomco
- Emsco
- FMC Bean
- Gardner Denver
- Aplex
- Kerr
- Myers
- Weatherford
- Honghua
- Ideco
- SPM
- Oilwell
- Drillmec
Built for demanding field work
A global supply network since 2008
Headquartered in Shijiazhuang, China, with offices across the Middle East, Africa and South America — shipping to buyers in 50+ countries.
Talk to our team
Send your part list or pump model — English reply with photos and lead time, typically the same business day.