BVS2 Series (Metric Threads/ISO 7-1)
Holmbury’s BVS2 Series two-way high-pressure ball valves
are designed to suit a wide range of applications. These
valves should not be used as flow control valves and
should therefore always be fully open or closed.
are designed to suit a wide range of applications. These
valves should not be used as flow control valves and
should therefore always be fully open or closed.
Features
• Floating ball design maximises sealing• Full bore valves provide unrestricted flow path fornegligible pressure drop• Offset handle allows clearance for easy operation
Accessories
• Valve locking kits and valve handles are availablefor the BVS2 Series
Construction
• AISI 316 stainless steel body (Some internalcomponents carbon steel)• Zinc alloy handle• Forged steel option available• Fitted with FKM and POM seals as standard• Also available in carbon steel (See BVC2 Series)
Applications
• Marine• Offshore• Pharmaceutical• Power Generation
AVAILABLE SEALS AND TEMPERATURE RANGE
All carbon steel products have Nitrile Butadiene Rubber seals fitted as standard. All stainless steel products have Fluoro-elastomer Rubber (Viton®) seals fitted as standard. Special seal materials available on request.
0°
Nitrile
EPDM
Viton®
Kalrez®
0°
Viton®
Kalrez®
Nitrile
EPDM
Abbreviation | Trade Name | Chemical Name | Min Temp. | Max Temp. |
NBR XNBR | Chemigum®, Hycar8, Breon®, Butakon®, Butacril®, Buna-N®, Perbunan®, Paracril®, Krynac®, Europrene-N®, Nipol® | Nitrile Butadiene Rubber Carboxylated Nitrile Rubber | -40°C (-40°F) | 106°C (223°F) |
FKM (FPM) | Dai-el®, Fluorel®, Tecnoflon®, Viton® | Fluoro-elastomer Rubber | -20°C (-4°F) | 200°C (392°F) |
EPR EPDM | Buna-AP®, Dufral®, Epsyn®, Nordel®, Epcar8, Keltan®, Royalene®, Polysar-EPDM® | Ethylene Propylene Copolymer Ethylene Propylene Terpolymer | -50°C (-58°F) | 120°C (248°F) |
FVMQ | Silastic 1S®, FSE® | Fluorosilicone Rubber | -65°C (-85°F) | 170°C (338°F) |
FFKM | Perlast®, Kalrez®, Chemraz®, Kaflon® | Perfluoroelastomer | -25°C (-13°F) | 300°C (572°F) |