• Flange drilling and face-to-face dimensions according to eN 1092-2 and eN 558 (series 14 and series 15).
• Primary sealing obtained by compression of rubber wedge.
• Secondary sealing obtained by OR gaskets embedded in non-corrosive material.
• Internal and external epoxy coating (average thickness 250μm).
• Manual operation by hand wheel DN 450.
• DN 450-1000 operated directly by handwheel or gearbox (optional).

MATERIALS:

Body and bonnet:
Ductile iron EN-GJS-500-7/EN 1563 (equivalent to DINGGG50)

Stem:
Stainless steel 1.4021 (equivalent to AISI 420)

Wedge:
Ductile iron EN-GJS-500-7/EN 1563 (equivalent to DINGGG50), fully coated with EPDM gasket

Bolts and nuts:
Stainless steel A2

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.