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Butterfly Valve / Wafer / Cast Iron

butterfly valve / wafer / cast iron

ITEM 37x series

Vnation JSC

butterfly valve / wafer / cast iron
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  • Type:

    butterfly

  • Body:

    wafer, cast iron

  • Temperature:

    Min.: -40 ?C (-40 ?F)

    Max.: 250 ?C (482 ?F)

  • Operating pressure:

    Min.: 10 bar (145.04 psi)

    Max.: 16 bar (232.06 psi)

  • DN:

    Min.: 40 mm

    Max.: 600 mm

The Butterfly valves item 375,376,377 has standard flanges of PN 10 - PN 16 - ANSI 150 from DN 40 to DN 300 and PN 10 from DN 350 to DN 600. It has certain requirements as per UNI EN593:2009 such as face to face as per EN 558 serie 20, valve head as per ISO 5211:2003 and tightness according to EN 12266-1 rate A. The operating temperature of the media varie from EPDM (-40?C to +135?C), NBR (-23?C to +82?C); FKM from -10?C to +190?C ), and PTFE (-25?C to +150?C). Its ambient temperature ranges from -25?C to +250?C.

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