Beskrivelse
This valve is a type S640 DN400 3.5 bar undercut concentric butterfly valve with lug connection and drilled for JIS5K. The body material is ductile iron JS1030, disc is ALU/Bronze AB2, shaft is stainless steel 1.4122, and seat is NBR. Comes standard as bare shaft with a Square 27 stem and ISO 5211 F12 mounting flange for actuator.
