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This line of valves is one of SK main products, designed as per API 6D, API 594, BS 1868 standard. Applied temperature: -46Centigrade ~600 Centigrade. Widly used in oil transportation pipe system, petrolem, petrochemical, power industries etc. To avoid medium back flow.
Design Feature
Dual plate or single plate
Check valve designed as per API 6D standard can be for big ball cleaning service
Welded or screwed-in seat
Big size check valve with hanger damper device
Bolted bonnet or pressure seal bonnet
Product Range
Size: 2"~64"
Rating: ANSI 150Lb~2500Lb(PN2.0~42.0Mpa)
Body materail: Casting Carotn Steel, Stainless Steel.
Trim material: Carton steel, Stainless steel.
Check Valves
