1.Material is high quality alloy steel
3.the service time is 300-400 hours
The main material of Valve Assembly is high quality alloy steels,such as 20CrMnTi, 20CrNiMo.The Valve Insert was made by newly high molecular materials,to make the mud pump spares to resist high-temperature,high-pressure,anti-friction and sulfur corrosion.
The valve assembly made by Dezhou Rundong Petroleum Machinery Co.,Ltd. ranks in the top class of international level.
1.Main Part Materials:20CrMnTi,Valve insert : Japan JSR-220S.
2.Characteristics: Ordinary anti-impaction and anti-compression property. Temperature of mud is less than 60 °c,Maxi operation temperature 120°c.
3.Application: Pump pressure 18Mpa around,the service life 200H.