High Temperature Metal Concentric
Concentric design for very high temperature applications where tight-shutoff is not required.
Available Connection Types
Wafer 850°C
Lug 850°C
Wafer 650°C
Quick Specifications
Types:Wafer, Lug, Flanged
Diameters:DN40 (1½") to DN1200 (48")
Temperature:-190°C to 850°C (special design available for 500°C)
Pressure:PN10, PN16, PN25, Class 150 lbs, 300 lbs
Technical Specifications
Materials
Body: Ductile iron, WCB, stainless steel, CA-15, Alloy20
Disc: Ductile iron, stainless steel, bronze, aluminum
Shaft: AISI 316, 304, 420, Monel, Duplex, Superduplex
Seat: Metal-to-metal (rigid or flexible depending on service)
Please review the full list of materials for each valve component at Material Coding
Characteristics
Class V tightness
Metal seat can be rigid or flexible
Heat diffusers available to avoid actuator damage
Special high-temperature design
98% tightness
Applications
Exhaust gases
Industrial ovens
Fume outlets
Cogeneration
Saturated steam
Thermal insulation gases
Bitumen/asphalt
Thermal oil
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