The American standard check valve produced by our company is designed and manufactured in full accordance with the American standard, with beautiful and advanced structure. The American standard check valve refers to the valve that automatically opens and closes the valve disc to prevent the backflow of the medium by relying on the flow of the medium itself, also known as the check valve, check valve, counterflow valve. The check valve is an automatic valve whose main function is to prevent the backflow of the medium, prevent the reversal of the pump and the drive motor, and the discharge of the container medium.
Structural characteristics
The American standard check valve produced by our company is designed and manufactured in full accordance with the American standard, with beautiful and advanced structure. The American standard check valve refers to the valve that automatically opens and closes the valve disc to prevent the backflow of the medium by relying on the flow of the medium itself, also known as the check valve, check valve, counterflow valve. The check valve is an automatic valve whose main function is to prevent the backflow of the medium, prevent the reversal of the pump and the drive motor, and the discharge of the container medium.
Standards and specifications
Nominal pressure PN(MPa) : 2.0 ~ 42.0
Shell strength test pressure: 1.5 times the nominal pressure at normal temperature
High pressure seal test pressure (MPa) : 1.1 times the nominal pressure at room temperature
Operating pressure (MPa) at normal temperature: according to ASME B16.34 pressure and temperature rating
Design standard: API 594/ASME B 16.34
Construction length: ASME B16.10
Connection size: ASME B16.5 ASMEB16.47 A series ASME B16.25
Test and verification: API 598
Pressure and temperature standard: ASMEB16.34
