BUTTERFLY VALVE – WAFER

SHORT DESCRIPTIONS

A butterfly valve is from a family of valves called quarter-turn valves. In operation, the valve is fully open or closed when the disc is rotated a quarter turn. The “butterfly” is a metal disc mounted on a rod. When the valve is closed, the disc is turned so that it completely blocks off the passageway.

VALVE STANDARD
Comply with ISO 5752/BS 5155/BS EN 593/MSS SP-67/API 609
PRESSURE TEMPERATURE RATINGS:
WORKING PRESSURE: 16bar/25bar
TESTING PRESSURE
Shell: 24bar/37.5bar
Seal: 17.6bar/27.5bar
WORKING TEMPERATURE
-20°C to 110°C EPDM Seat
-10°C to 80°C NBR Seat
SUITABLE MEDIA: Water, Oil & Gas
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