API 6A Check Valve
Product Description
API 6A check valve has two structural types: swing check valve and lift check valve. It opens and closes automatically by the flow of medium, opening in forward direction and closing in reverse direction, thus effectively preventing backflow and protecting upstream equipment. It is widely used in various high-pressure applications in the upstream sector of the oil and gas industry.
Technical Specifications
- Size Range 2-1/16” ~ 7-1/16”
- Pressure 2000~15000 Psi
- Temperature KU (-60~121℃)
- Material Class: AA, BB, CC, DD, EE, FF, HH
- Specification Level: PSL1~3
- Performance Level: PR1, PR2