Overview
Check Valve is applicable for various pipelines with nominal pressure of PN1.0MPa-42.0 MPa,Class150~2500 and nominal diameter of DN15-1200mm, NPS1/2-48 and working temperature of -196℃-540℃ to be used for protecting from medium back flowing. The different materials selection can apply to the medium involving water, steam, oils, nitric acid, strong oxidizing medium and urea etc.
Technical Data
Size: DN40-DN600mm PN1.0-1.6MPa
Body: Cast Iron, Ductile Iron, Carbon Steel, Stainless Steel
Seat: EPDM, NBR
Stem: Stainless Steel
Spring: Stainless Steel
Flange Connection: DIN, ANSI, BS, JIS
Disc: Ductile Iron with Nickel Coating, Stainless Stee 304/316l, Alu-Bronze
Main Parameter Specification
BW end Dimension:ASME B16.25
Inspection and Test:API598, API600
End Flange Dimension:ASME B16.5
Face to Face and End to End:ASME B16.10
Pressure-temperature ratings:ASME B16.34
Wall Thickness Dimension:API 600, BS 1868
Design and Manufacture:ASME B16.34, API 6D
Previous: Buttweld End - BWR