Structural Feature Short structural length,only 1/4-1/8 of that of traditional flanged check valve; Low volume,light weight,only 1/4-1/20 of those of traditional flanged check valve; Quick valve disc closedown,low water hammer pressure; Applicable for and easily installed for vertical or...
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.
1/2" ~ 48"
(DN15 ~ DN1200)
Class 150 ~ 2500
(PN16 ~ PN1200)
-196℃ ~ +560℃
Water, Steam, Oil products, Nitric acid, Acetic acid
Carbon steel, Stainless steel, Alloy steel, Bronze
Design and Manufacture Stand: API 594
End to End Dimension Standard: API6D
Flange End Dimension Standard: ANSI B16.5
Inspection and Test Standard: API 598
Equipped with a professional factory, Naibang Valve is a professional manufacturer and supplier of Stainless Steel Check Valve AWWA Flg 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.