Colossus — Double & Triple Eccentric Butterfly Valve
High-performance double and triple offset butterfly valve with Class VI tightness and 0% leakage. Available with R-PTFE soft seat or metal-to-metal seating for critical isolation in oil and gas, chemical processing, steam, LPG/LNG, and high-pressure applications.
Available Connection Types
Wafer biexcéntrica metal - metal
Bridas triexcéntrica
Wafer biexcéntrica PTFE eccentric PTFE
Wafer triexcéntrica PTFE eccentric PTFE
Bridas triexcéntrica tangent style eccentric
Quick Specifications
Types:Wafer, Lug, Flanged
Diameters:DN40 (1½") to DN600 (24")
Temperature:Soft seat (R-PTFE): -50°C to +220°C | Metal seat: 100°C to +360°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
Soft seat: R-PTFE (PTFE + 25% glass fiber)
Metal seat: Metal-to-metal
Please review the full list of materials for each valve component at Material Coding
Characteristics
98% tightness with soft seat
Class VI tightness with 0% leakage
Bidirectional Class VI tightness
Fire-safe option: R-PTFE + F-316L
Interchangeable seat design
Applications
Vacuum services
Chemical processing
Petroleum products
Ethylene
LPG/LNG
Vegetable oils
Hydrocarbon derivatives
Steam
Drinking water
Saturated water
Seawater
Interested in this product?
Contact us for detailed specifications, pricing, and delivery information