Used on pipes of petroleum、chemical 、fire power station that nominal pressure 150LB～600LB, work temperature -29～550℃. Suitable media: water、oil、steam
Structure and features
1. Selected materials, according to domestic and foreign relevant standards, high quality of material
2. advanced and reasonable sealing, disc、seat surface using Fe-based alloys or Stellite Co-based hard welded, wearable、high temperature resistance、anti-corrosive, long using life
3. designed according national standard GB/T12235
4. using all kinds of flange standard and flange sealing, meet all kinds of users’ requirements
5. complete materials of valve body, gasket can be chose according to users’ requirements, suitable for all kinds of pressure、temperature and media
Can design produce different structure and connection of check valves, used with all kinds of equipments
