Dual Check Valve Retainerless Design

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...

Product Details

Dual Check Valve Retainerless Design


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

Nominal diameter: 2"~24" (DN50~DN600)

Pressure range: Class150~900 (PN16~PN150)

Working temperature: -196~+560

Body material: carbon steel, stainless steel, alloy steel, bronze

Applicable fluids: Water, warm water, sea water, air and weak acid


Equipped with a professional factory, Naibang Valve is a professional manufacturer and supplier of dual check valve retainerless design in China. If you want to buy quality product of various beautiful bags, you can get it at a cheap price from us.