FIG 36
DESCRIPTION
Bells butterfly valve is specially designed to meet the demands of the process industry such as paper and steel mills, rubber, chemical and pharmaceutical processes, palm oil and refinery plants together with high- rise buildings (air-conditioning, fire-fighting, plumbing and sewerage). This valve is suitable for both clear and dirty water, air, oil, steam, gases, chilled and non-aggressive medium.
Please refer to Bells for hot water system application.
DESIGN FEATURES
- QUARTER TURN DESIGN & LOW OPERATING TORQUE
- REPLACEABLE RUBBER SEAT & CHROME PLATED DISC FOR ADDED CORROSION RESISTANCE
- OPERATED WITH LEVER, GEAR (WITH OR WITHOUT TAMPER SWITCH OR ELECTRIC ACTUATOR
- DESIGNED & MANUFACTURED AS PER EN 593/ BS 5155 / MS SP-67
- TOP FLANGE COMPLY WITH ISO 5211
- EMBOSED WITH SIZE, PRESSURED RATING AND BATCH NO. FOR A BETTER FUTURE REFERENCE
- CONNECTION END AS PER BS10 TABLE ‘E, EN 1902-2 PN 16/ PN25 (other connection is available upon request)
- PN 16 – Size 50mm to 600mm, Working Pressure at PN 16(232 PSI)
- PN 25 – Size 50mm to 150mm, Working Pressure at PN 25 (360 PSI)
- Temperature from – 10°C to 60°C for EPDM liner
- Temperature from -10°C to 60°C for NBR liner
- Temperature from -10°C to 100°C for Viton liner
