DV0 DV2 DN350 – DN900

Product characteristics

Butterfly valves for fumes and high temperatures

Metal/metal seat

Tightness class III according to ANSI B 6.104

Low pressure drops

Maintenance operations are limited to the traditional packing of the stem with an adjustable stubbing box

Standard series DN 350 – DN 900

Suitable for flanges EN 1092-1:2001 PN 6, PN 10, PN 16, ANSI 150 RF

Materials: zinc plated carbon steel, SS316

Max temperature: 200°C

Guaged and electro-welded body

Electro-welded disc with transverse reinforcements

Lower and upper shafts are fixed to the disc by pins

Shaft seat: P.T.F.E. or graphite plate

Shaft bronze bushings

Product Applications:

Fumes and high temperatures