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ALPHA-Butterfly Valve Gear Wafer 203


Butterfly Valve

Adoptive standard

1. Upper flange standard : ISO5211
2. Flange standard : DIN PN16
3. Face to face : ISO 5752-20 sequence
4. Pressure test conform API598
5. Pressure 16 BAR


ALPHA- Butterfly Valve

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Torque value:
– the torque value (MD) in the table is start torque value for liquid and lubricated media without safety factor.
– Torque value for powder = MDX1.3
– Torque value for dry air or high viscosity medial = MDX1.2

Additional information


Butterfly Valve Gear Wafer
Type 203


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