Pump Head

Pump Head

Pump Head

Features of Pump Head:

  • API standard;
  • A core part of five-cylinder pump;
  • Forged with alloy steel 25CrNi4MoVE;
  • Subject to heat treatment and mechanical property test;
  • High pressure;
  • Large displacement;
  • Compact structure;
  • Scientific selection of material;
  • Straight-through structure for pump cavity;
  • High geometric accuracy;
  • Improved surface roughness;
  • Fatigue strength performance ensured through particle inspection test;
  • Wear-resistance and erosion-proof of inner diameter surface enhanced by shot blast at the two valve seat sealing cages;
  • US-made serrated thread for the screw cap to improve the thread strength;

Specifications of Pump Head:

Tensile strength

σb 1120MP

Yield strength



δ ≥ 12%

Reduction of area

ψ ≥45%

Pictures of Pump Head:

Pump Head.jpg

Pump Head

For further and more detailed product information, you are welcome to contact us at any time in any of the following ways.



Aiphen ZHANG
Sales Manager
Chongqing Hi-Sea Marine Equipment Import & Export Co., Ltd.
Address: Unit 20-5, Building of Chongqing General Chamber of Commerce, No.2, Hongjin Street, Yubei District, Chongqing 401147, China
E-mail: oildept@hiseamarine.com


Our mail: manager@hiseamarine.com

Society certificates

Hi-Sea Group-Obtained-certification