Double Flange Butterfly Valve

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Standard:
Design Standard: MSS SP-67, API609, EN593
Flange connection: DIN PN10/16/25, ANSI B16.1, BS4504, ISO PN10/16, JIS B2212/2213, BS 10 Table D, BS 10 Table E
On the flange: ISO 5211
The length of the structure: API609, ISO5752-20, BS5155
Test standard: API598

Design Features: Flange holes in strict compliance with the standard, easy to install.
Easy to repair and replace
Pin connection between the shaft and the board quickly switch
Performance: Nominal diameter: DN40-DN1200
Nominal pressure: PN (MPa): 1.0, 1.6, 2.0, 2.5
Test pressure (pressure): Shell Test: 1.5 times
Sealing test: 1.1 times
Suitable medium: fresh water, sea water, gas, oil, acid, alkali and other

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