Cast Iron / Ductile Iron Swing Check Valve, Flange End
Standard: ANSI class 150, DIN3202-F6/F1, and BS5153
Swing type to DIN3202 F6/lift type to DIN 3202-F1
Size: 1/2 to 12 inches
Nominal pressure: PN1.0/1.6MPa
Face to face dimension: ANSI B16.1, DIN3202-F1, and BS2080
Flange drilled is according to ANSI B16.1/ANSI B16.5, DIN 2501, and BS4504
Test standard: API 598
Materials:
Body and bonnet: cast iron and ductile iron
Disc: cast iron, ductile iron, and rubber
Body seat ring: brass, bronze, and stainless steel
Wedge seat ring: brass, bronze, and stainless steel
Screen: stainless steel
Bolt and nut: carbon steel with zinc-plated