butterfly valve for cement flange connection

1.Materials:

Body: aluminum, cast iron, ductile iron, carbon steel, stainless steel

Disc: cast iron, ductile iron, carbon steel , stainless steel

Stem: carbon steel, stainless steel

Seat: EPDM, PTFE, NBR.

2.Specifications

Size: DN25-1200 (1”-48”)

Pressure: PN10/16( 150/200 PSI)

Actuator: handle/gear box /pneumatic /electric

Standard: API, ASTM, ANSI , DIN, BS, JIS ,ISO approved

End connection: wafer type, flange type, lug type.

3.Features:

a.Unique stem hole design in the disc ensures a dry stem journal;

b.360 degree polished disc assures positive on-off;

c.Long service life, standing the test of tens thousands opening/closing operations;

d.Bubbles-tight sealing with no leakage under the pressure test;

e.Wide selection of materials , applicable to various medium

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