End Connection: RF, RTJ, BW
Nominal Diameter:1.5"-60" (DN40-DN1500)
Pressure Range: Class150-2500 (PN16-PN420)
Body Material: Carbon steel, Stainless steel, Alloy steel, Bronze
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.
Design & Manufacture according to : BS1868, ASME B16.34
Pressure & Temperature according to : ASME B16.34
Test & Inspection according to : API 6D / API 598
Flange Dimensions according to : ASME B16.5
Visual Inspection according to : MSS SP-55
Face to Face according to : ASME B16.10
Marking according to : MSS SP-25
Equipped with a professional factory, Naibang Valve is a professional manufacturer and supplier of wafer type double plate check valve in China. If you want to buy quality product of various beautiful bags, you can get it at a cheap price from us.