Heavy‑Duty Flanged Metal‑to‑Metal Seated Butterfly Valve for Corrosive High‑Temperature System
- Body & disc material: CF8 / CF8M /WCB/WC6/WC9 stainless steel
- Flanged end connection, comply with ANSI B16.5 standard
- Metal‑to‑metal hard‑seated structure, excellent wear‑resistance
- Pressure rating: Class150‑300 / PN10‑PN25 optional
- Combine high temperature resistance & anti‑corrosion performance
- Suitable for dusty, abrasive and weak corrosive medium
- Operator: worm‑gear, pneumatic, electric actuator optional
- Stable sealing performance under harsh working conditions
- OEM customization for size and actuator supported
Port Size: DN80~DN3200
Pressure Rating: PN10~PN25, CLASS 150~300, JIS 5K/10K
Design Standards: API 609, EN 593, MSS SP67, ASME B16.34, BS5155
Body Material: WCB, 304SS, 316SS, alloy steel
End Connections: Flange (ANSI/GB/JIS RF/RTJ)
Structure: Large-diameter, triple eccentric, metal-to-metal hard seal
Temp Range: -29℃~425℃
Leakage Class: ANSI/FCI Class IV
Hydro Test: 1.5×rated pressure (shell), 1.1×rated pressure (seat)
Seal Material: Stellite 6, cobalt-based alloy
Media: Water, steam, oil, mild chemicals, abrasive fluids
Certifications: ISO 9001, CE, ATEX (optional), API 598
Inspection Standards: API 598, ISO 5208, EN 12266
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