Batley Valve®
BV 34000 Vulcanised rubber lined
The Batley Valve® BV 34000 vulcanised rubber lined butterfly valve incorporates a liner that is bonded to the valve body, allowing this to have higher closed differential pressures from full vacuum up to 20 bar g and the potential for higher fluid velocities up to 8 metres per second. The valve body incorporates a small raised spigot that prevents the body liner from being over compressed during installation.
KEY FEATURES/BENEFITS
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The valve is ideally suited to the dual role of process isolation and control and as such can be fitted with a wide range of manual and powered operators.
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The design is such that the body and shaft material is fully isolated from the line fluid and as such lower specification materials such as Cast Iron & Carbon Steel can be used in lieu of the more expensive AL Bronze and Stainless Steel.
SIZE RANGE/ DIMENSIONS
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50mm to 2000mm (2"" to 80"")
TEMPERATURE RANGE
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40ºC to 140ºC (-40ºF to 284ºF)
BODY MATERIAL
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Carbon Steel
TRIM MATERIALS
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Austenitic SS
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17-4 PH
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Duplex/Super Duplex SS
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Various hard surfaces to seat & seal ring available (stellite, tungsten carbide).
APPLICATIONS
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The valve has a wide range of applications in many industries and in particular it has found favour in the Iron and Steel, Electrical Generation, Desalination and Marine Industry.
DESIGN STANDARDS
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BS 4504
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JIS
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DIN BS 10
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BS 5155
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AWWA C504
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MSS SP67
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API 609
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DIN
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ISO
DESIGN RATINGS
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ASME 150#