DN100 4 Inch Forged Cast Steel Flange Silencing Check Valve

Used to prevent backflow, these valves are typically self-activated allowing the valve automatically opens when media passes through the valve in the intended direction and close should flow reverse.Including the Non-Return Swing Check Valve,Cast Iron Check Valve, Wafe Type Check Valve, Thread Ends Check valve,Double Plate Check Valve, and flange Check Valve, etc.

• Bolted bonnet with spiral-wound gasket
• Lift or Piston Check
• Ball check
• Swing check

Specifications

• Basic Design: API 602, ANSI B16.34
• End to End: DHV Standard
• Test & Inspection: API 598
• Screwed Ends (NPT) to ANSI/ASME B1.20.1
• Socket weld Ends to ASME B16.11
• Butt weld Ends to ASME B16.25
• End Flange: ANSI B16.5

Optional Features

• Cast Steel, Alloy Steel, Stainless Steel
• Full Port or Regular Port
• Welded Bonnet or Pressure Seal Bonnet
• Manufacturing to NACE MR0175 upon request

Check  Valve Material List