OEM Best 4 Inch Cast Iron Backwater Valve Factories – PN16 DN80 Ductile Iron Check Valve – UNIQUE

Specifications

1. Size: DN40-350mm 2. Working Pressure: 150 PSI, PN10, PN16 3. Material: Cast iron GG25 or Ductile iron GGG40 / 50 4. Suitable Temperature: -20 °C to 180 °C (Different temperature choose different materials) 5. Suitable Medium: Water, Steam, Oil and natural gas etc.( Different raw material for different medium) Cryogenic, soft seat insert design available for tight shut off where required.

 Flange Swing Check Valve Technical Specifications

1. Flange end, according to ANSI BS DIN JIS etc. 2. Face to Face: MSS SP-71 DIN3202 F1 , BS4090 /BS5153 3. End Flange: DIN 2543-2545/DIN 2501 4. Inspection and Test: DIN 3230