SINCE 1997,HNA has been an integrated engineering & manufacturing specialist recognized worldwide for its unique Chrome Plated/High Frequency Surface Treatment Technology, as well as HIGH PRESSURE FORGING, WORLD TOP CLASS HEAT TREATMENT & PRECISE MACHINING Technology, and its high quality products in the O&G industry, by designing and fabricating HNA Chrome Plated/High Frequency Surface Treatment Metal Liners for Duplex, Triplex and Quintuplex pumps, which are 100% interchangeable to most of the global famous brands: Bomco, Honghua, TSC, Weatherford, Ellis Williams, Gardner Denver, Emsco , National, Oilwell, Ideco, Drillmec & other major types of models, and customized design and production available.

FEATURES:                                

*  Forged & World Top Class Heat Treated Outer Hull AISI 1045(45#)

(Or customized material)

*  Chrome Plated and mirror finished on internal surface of same hull after precise machining and honing,to enhance the hardness and abrasion resistance of internal surface,suitable for thin wall thickness liner with large Dia.  :

Chrome thickness: 0.15-0.25 mm/0.006”-- 0.01”

*  Or: High Frequency Surface Treated and mirror finished on internal surface of same hull, after precise machining and honing,to enhance the hardness and abrasion resistance of internal surface,suitable for thin wall thickness liner with large Dia.

*  Bore Hardness : 58- 62 HRC

*  Rated for drilling operation Pressure from 5000 PSI up to 7500 PSI

*  Temperature Resistance Range: 20-350F

*  Long Service Life Exceeding API Standard

* Fully interchangeable with major liner types, Available Size: 3”(75mm)--8”(200mm)

*  Product Series:

HNA-FE-L-CP:HNA Chrome Plated Metal Liner: Available Size: 3”(75mm)--8”(200mm)

HNA-FE-L-HF:HNA High Frequency Surface Treatment Metal Liner: Available Size: 3”(75mm)--8”(200mm)

Customized Specific Design & Series of HNA Chrome Plated /High Frequency Surface Treatment Metal Liner, API/Non-API Standard