Types of Valves
Valves and valve construction to be suitable for the pressure, temperature, and fluid quality of the service in which they are to be used. All valves to be in accordance with applicable British Standards. Minimum test pressure for all valves to be 1.5 times maximum system design pressure unless noted otherwise. Test Certificate shall be submitted for all critical isolator valves. All valves used shall be suitable to operate for continuous temperature fluctuation from 5 deg C to 35 deg C without any leakages. Butterfly valves are suitable for dead end service and constructed of high quality industrial design. Use valve from factory having ISO-9002 quality system.
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