SINCE 1997,HNA has been an integrated engineering & manufacturing specialist recognized worldwide for its unique WORLD LEADING USA IMPORTED POLYURETHANE, HIGH PRESSURE Technology, as well as HIGH PRESSURE FORGING, INVESTMENT CASTING,WORLD TOP CLASS HEAT TREATMENT, PRECISE MACHINING Technology and high quality products in the O&G industry, by designing and fabricating HNA Valves & Seats & Inserts & Springs for Duplex, Triplex and Quintuplex pumps, which are 100% interchangeable to most of the global famous brands, and customized design and production available.

HNA Valve & Seat & Insert & Spring Interchangeable Mud Pump Model:

HNA

* BOMCO: F-500, F-800, F-1000, F-1300, F-1600, F-1600HL, F-2200HL

* Brewster: B-1000-T, B-1100-T, B-1300-T, B-1600-T

* HONGHUA: HHF-500, HHF-800, HHF-1000, HHF-1300, HHF-1600,

 HHF-1600HL, HHF-2200HL

* EMSCO: F-350, F500, F-650, F-800, F-1000

FA-1300, FA-1600, FB-1300, FB-1600

FC-1600, FC-2200, FD-1000, FD-1600

D-175, D-225, D-375, D-500, D-550, D-700,D-1000,

D-1000-A, D-1350, D-1650

DA-500, DA-700, DA-850

DB-500, DB-700, DB-850, DB-1000

DC-700, DC-850, DC-1000

* NATIONAL: 7-P-50, 8-P-80, 9-P-100, 10-P-130, 12-P-160, 14-P-220

         JWS-165-L, JWS-340, JWS-400

         C-250, C-350

K-380, K-500-A, K-700,

G-700

N-1000, N-1300, N-1600

* OILWELL: A-350-PT, A-650-PT, A-850-PT, A-1100-PT, A-1400-PT, A-1700-PT

           HD-1400-PT, HD-1700-PT

213-P, 214-P, 218-P, 612-P, 700-P, 816-P, 818-P, 1000-P

* IDECO: T-500, T-800, T-1000, T-1300, T-1600

       MM-450, MM-500-F, MM-600-A, MM-700-F, MM-1000

* GARDNER DENVER: PZ-7, PZ-8, PZ-9, PZ-10, PZ-11, PAH-275

       FK-FXK, FY-FXD, FD-FXX, FG-GXG, FG-FXG, KG-KXG, FQ-FXQ, FF-FXF, FF-FXP

TGE, TGF, TGH,

* LS NATIONAL: 3NB-500C, 3NB-1000C, 3NB-1300C, 3NB-1600

* WIRTH: TPK-1000, TPK-1600, TPK-2000

* RUSSIAN BRANDS:   UNBT-650,UNBT-950,UNBT-1180, UNBT-1180L

UNB-600,  NBT-600, 8T-650,

* WEATHERFORD:  MP-5, MP-8, MP-10, MP-13, MP-16

* ELLIS WILLIAMS:  E-447, E-2200

                 W-440, W-446

* DRILLMEC: 7T-600, 8T-800, 9T-1000, 10T-1300, 12T-1600, 14T-2200

          10D2C, 8D1S

* UPETROM: 3PN-1000, 3PN-1300, 3PN-1600, 3PN-2000

* OPI: 350-D, 350-GD, 500-DC, 700-HDL, 1000-HDL

* LEWCO CAMERON: WH440, WH600, WH770, WH1000, WH1312, WH1612, WH2012, WH2214

W446, W600, W1100, W1712, W2214,W2215, W3000

* AMERICAN BLOCK: K-800, K-1000, K-1300, K-1600, K-2200

* BREWSTER: B-1000-T, B-1100-T, B-1300-T, B-1600-T

 * LOADMASTER: LSF-500, LSF-800, LSF-1000, LSF-1300, LSF-1600

* SOILMEC: 7T500, 7T508, 8T650

* DRAGON: 440HP, 660HP

* GASO/WHEATLY: 1550, 1560, 1563, 1654, 1742, 1753, 1874, 1849, 1860, 2652

* GREAT AMERICAN: GA-550, GA-750

* TFI: BH-800, F-500, F-800, F-1000, F-1300, F-1600

* TSC: WF-400, WF-700, WF-1300, WF-1600, WF-2200

WFU-340, WFU-450, WWS 500