Italy

bullet acquedottoSPECIAL VALVES BUTTERFLY CHECK VALVE


MOD. 11050| PN 10 | DN  250 -1200|
MOD. 11051| PN 16 | DN  250 -1200|
MOD. 11052| PN 25 | DN  250 -1200|

Butterfly check valve. On demand available with damper piston.

 

 

valvole speciali valvola a farfalla di non ritorno 1

SPECIAL FEATURES:

Double eccentric steel butterfly valve for application with high working pressures.

MATERIALS:

Body, disc, retainer ring:
Cast steel ASTM 216 Gr. WCB (equivalent to Fe510), internal and external epoxy coated

Shaft and fixing stud bolts on disc:
Stainless steel ASTM A276 410 (equivalent to AISI410)

O-Rings and disc sealing:
Rubber

Sealing seat welded on body:
Stainless steel ASTM A276 410 (equivalent to AISI410)

Screws:
Steel ASTM A139 B7

Nuts:
Steel ASTM A194 2H

 

 

valvole speciali valvola a farfalla pressioni elevate 2

All metal, rubber, and coatings used have been designed for contact with water for human consumption, pursuant to the terms of Italian Health Ministry decree n° 174, dated 6/4/2004.


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RACI Srl

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