API Flange Stainless Steel Swing Check Valve
Description
Basic Information
| Size Range | 3/8" – 36" (DN10-DN900) |
| Pressure Range | CLASS 150-CLASS 2500 (PN10-PN420) |
| End Connection | Flanged, RF, RTJ, Butt Weld, Threaded NPT |
| Temperature Range | -160 to 595 Degree |
| Seals | Soft Seal, Metal to Metal |
| Operate | Lever, Gear, Pneumatic, Electric Actuator |
| Suitable Media | Applicable Media: Water, Steam, Oil, Gas, Corrosive Media (Specific chemicals must be specified), Particulate Slurries (Particle size and concentration must be specified) |
Material
Body MaterialCarbon Stainless, Stainless Steel, Ductile Iron, Alloy Steel, Duplex Steel, Cast Iron
Disc MaterialMatching the valve body material
Sealing Face MaterialHard chrome-plated stainless steel, cemented carbide, Cr-Ni-Ti stainless steel, iron-based or Stellite cobalt-based hard alloy.
GasketSpiral-wound steel-graphite, PTFE, EPDM
Design & Standards
| Design Standard | API 6D/API 594/ASME B16.34/BS 1868 |
| Flanged End Dimensions | ASME B16.5, ASME B16.47, EN 1092-1 |
| Face to Face Dimensions | ASME B16.10, EN 558-1 |
| Pressure Test | API 598 / API 6D |
| Fire Safe (Optional) | API 607 / API 6FA |
Application & Optional Configurations
APPLICATION INDUSTRIES:
MAIN FEATURES:
- Simple structure and operation
- Prevents backflow
- Low maintenance
- Energy-efficient
OPTIONAL FEATURES:
- Lever & Weight
- Spring Loaded
- By-pass Valve
- Cryogenic Design
- NACE MR0175 / ISO 15156
- Special Testing（RT/UT/MT/PT）
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STRAINER
- Basket Strainer
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- Y Strainer
