SINCE 1997, HNA has been an integrated engineering & manufacturing specialist recognized worldwide for its unique World Leading HIGH PRESSURE Technology and  HIGH PRESSURE FORGING, WORLD TOP CLASS HEAT TREATMENT & PRECISE MACHINING Technology, & high quaity products in the O&G industry, by designing and fabricating HNA High Pressure Metal Plungers for Triplex and Quintuplex plunger pumps, which are 100% interchangeable to most of the global famous brands: Halliburton, Weir SPM, Gardner Denver,Oilwell, FMC, OFM, Cooper OPI, SJ, Serva, JR, SANY & other major types of models, and customized design and production available.

FEATURES:                                

* High Pressure Forged  

AISI 4135(35CrMo), AISI 5140 (40Cr) 

(Or customized material)

* World Top Class Heat Treatment ensuring best mechanical properties (Tensile, Yield, Charpy Impact, Elongation etc) and Abrasion, Temperature & Corrosion Resistance Performance Exceeding API Standard for extended service life  

* World Top Class Precise Machining Crafts offer high precision machined dimensions for a close tolerance fit ensures best matching with cylinder

* High Frequency Quenched, or Chrome Plated surface finishing provides rugged well service applications with HRC 58-62  

* Rated Pressure up to 20,000 PSI

* Good performance of corrosion & abrasion resistance

* Long Service Life Exceeding API Standard

* Fully interchangeable with major plunger types,

Available Size: 2.5”(63.5mm)--6.5”(165.1mm)

* Product Series:

HNA-PF-PM: HNA High Pressure Metal Plunger,

 Available Size: 2.5”(63.5mm)--6.5”(165.1mm)

Customized Specific Design & Series of HNA High Pressure Metal Plunger,

 API/Non-API Standard