Check Valves
Features
- 316 Stainless Steel or A105 Carbon Steel Construction
- Precision machined with designer durability and maximum efficiency
- Variety of End Connections: Male / Female threaded NPT, BSP, BSPT, ISO, DIN and JIS tapered pipe ends
- Standard PFTE packing, however GRAFOIL is available upon request for high temperatures
- Complete heat code traceability
- Each valve is 100% factory tested for both crack and reseal
- ISO 9000 Certified
- Orifice: 0.078" to 0.656" (2.0 mm to 16.7 mm)
- CV Factor: 0.18 to 6.56
Pressure Ratings
- 1/8" to 3/4" 316 stainless steel is 5000 PSI cold working pressure (CWP) (345 bar)
- 1" 316 stainless steel is 3000 PSI CWP (207 bar)
Temperature Ratings
- Viton: 26°C to 190°C (-15°F to 375°F)
- Fluorocarbon rubber: -26°C to 204°C (-15°F to 400°F)
- Buna-N rubber: -34°C to 135°C (-30°F to 275°F)
- Neoprene rubber: 43°C to 121°C (-45°F to 250°F)