valve assembly,valve body,valve seat

1. Valve assembly 
2. part: valve body, valve seat & insert 
3. used in cylinder of mud pump 
4. Model: API 7#, 6# 
Valve Assembly ，valve assembly,valve body,valve seat

*The main material of Valve Assembly is high quality alloy steels,such as 20CrMnTi, 20CrNiMo.

*Valve Insert was made of high molecular materials to resist high-temperature, high-pressure, anti-friction and sulfur corrosion.

*The valve assembly made by BOLU Petroleum Machinery Co.,Ltd. ranks that in the top class of international level.

Frist Set

1.Main Part Materials:20CrMnTi, Valve insert : Japan JSR-220S.

2.Characteristics: Ordinary anti-impaction and anti-compression property. Temperature  of mud ≤60°c,Maxi operation temperature 120°c;

3.Application: Pump pressure 18Mpa around,the service life 200H;

Second Set

1.Main Part Materials:20CrMnTi,Valve insert: Polyurethane or Polyether ester.

2.Characteristics: Good anti-impaction and ordinary temperature tolerance property.

3.Application: Pump pressure 20Mpa around, Temperature of mud ≤80°c,the service life 400H.

Third Set

1.Main Part Materials:20CrNiMo.

2.Characteristics: Excellent anti-impaction and high temperature tolerance property.

3.Application: High-pressure and high-temperature mud pump F-1600HL,F-2000HL,Excellent anti-sulfur corrosion.Pump pressure ≥35Mpa,the Maxi temperature 260°c,the service life 450H.