Victaulic Shouldered Butterfly Valve
Vic®-300 MasterSealTM butterfly valves are designed for pressures ranging from full vacuum to 20 Bar and for bi-directional, dead end services to full working pressure.
Available in sizes from 50mm to 300mm.
The valve features a patented seat design that assures full 360° sealing.
The pressure-enhanced seat compresses to form a larger seating area as the pressure increases.
Body: Ductile iron conforming to ASTM A-536, grade 65-45-12
End Face, 2 – 6"/50 – 150mm: Ductile iron conforming to ASTM A-536, grade 65-45-12
Seal Retainer, 8 – 12"/200 – 300mm: Ductile iron conforming to ASTM A-536, grade 65-45-12
Coating: Black alkyd enamel
Disc: Ductile iron (standard) conforming to ASTM A-536, grade 65-45-12, with electroless nickel coating conforming to ASTM B-733
- Aluminum bronze, Grade C95500, available 2-6" only
- Stainless steel conforming to ASTM A-351, Grade CF8M, available 2-12"
* Services listed are General Service Recommendations only. It should be noted that there are services for which these seals are not recommended.
Reference should always be made to the latest Victaulic Gasket Selection Guide for specific service recommendations and for a listing of services which are not recommended.
Seat: (specify choice)*
• Grade “E” EPDM
EPDM (Green color code). Temperature range –30°F to +250°F/–34°C to +121°C. Recommended for cold and hot water service within the specified temperature range plus a variety of dilute acids, and many chemical services. UL Classified in accordance with ANSI/NSF 61 for cold +86°F/+30°C potable water services. NOT RECOMMENDED FOR PETROLEUM SERVICES.
• Grade “T” Lubricated Nitrile
Nitrile (Orange color code). Temperature range –20°F to +180°F/–29°C to +82°C. Recommended for petroleum products, air with oil vapors, oil-free gas, vegetable and mineral oils within the specified temperature range. NOT RECOMMENDED FOR HOT WATER SERVICES OVER +150°F/+66°C OR FOR HOT DRY AIR OVER +140°F/+60°C.
• Grade “O” Fluoroelastomer
Fluoroelastomer (Blue color code). Temperature range +20°F to +300°F/–7°C to +149°C. Recommended for many oxidizing acids, petroleum oils, halogenated hydrocarbons, lubricants, hydraulic fluids, organic liquids. NOT RECOMMENDED FOR HOT WATER SERVICES.