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.
Product Range
End Connection: RF, RTJ, BW
Nominal Diameter: 1.5" ~ 48" (DN40 ~ DN1200)
Pressure Range: Class 150 ~ Class 900 (PN16 ~ PN150)
Working Temperature: -196℃ ~ +560℃
Body Material: Carbon steel, Stainless steel, Alloy steel, Bronze
Design Standard
Design and Manufacture Stand: API 594
End to End Dimension Standard: API6D
Inspection and Test Standard: API 598
Flange End Dimension Standard: ANSI B16.5