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Swing Check Valve

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Name:  Swing Check Valve
Model:  Check Valve
Size:       2"--42"
Pressure:    150#--2500#
Product Material:    Carbon&Lowalloy steel/STL/Nickel bare alloy
  

 


Information:
Cast steel swing check valves are widely used in the industries of oil, chemical, medicine-made, fertilizer, city 
construction, etc. The swing type check valve is designed as full bore full open structure in order to clean the pipeline; large 
size check valve can be designed as buffering damp structure in order to protect seat seal surface and reduce the damage 
of pipeline at water hammer status. Seat seal surface overlaid with wearing resistant hardened alloy to be matched with 
disc seal surface; the stem is specially treated to ensure its strength, rigidity, corrosion resistance and abrasion 
resistance. Valves are available in a complete range of body/bonnet materials and trims, which are widely used for the 
medium of water, steam, oil product, nitric acid, acetic acid, oxygenation, etc.

Standard
Design Standard:     BS 1868, ASME B16.34, API 6D
Inspection and Test: API 598

Range
Size:                     2" ~ 42"
Rating:                  ANSI 150lb-2500lb                      
Body Materials:      Carbon Steel, Stainless Steel, Alloy Steel, Duplex Steel
Trim:                     Per API 600

Features
  • Full open design
  • Bolted cover.
  • Swing type disc design
  • Optional buffering damp structure
  • Renewable or and welded seat
  • Flanged or butt-welding ends