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
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.