1.The main material is 20CrMnTi, 20CrNiMo. 2.Using time is about 300 hours 3.API 7K certification
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.
Frist Set
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.
API 7# full open valve assy
