Sinovalvehub

Concentric Butterfly Valve

Short Description

Standards

Flange standard: ISO PN10/16, DIN PN10/16/25X ANSI B16.1
Actuator flange standard: ISO 5211
Test standard: API 598
Design standard: API 609, BS EN 593

Material

Body material: Ductile iron, WCB, CF8, CF8M
Disc material: Ductile iron, WCB, CF8, CF8M, Duplex steel 1.4469, Duplex steel 1.4425
Stem material :SS420, SS304, SS316, 17-4H, SS416
Seat material: NR, NBR, CR, EPDM, Viton, PTFE
Bearing material: Self-lubricating bronze, PTFE

Technical Parameter

Rated Pressure: PN6-PN16 Class150
Valve sizes: 2 “-120”
Connection: lug type, Wafer type, U type flange , flange
Temperature range: -20°C-200°C
Actuator: handle, worm gear, pneumatic, electric, hydraulic

Description
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Valve plate edge spherical design, uniform sealing, small torque.Whole axis design, strong pressure resistance.
Replaceable U-shaped rubber seat design. Suitable for frequent switching.Conventional switching times are 40w and 100w requires Roben’s unique valve seat (Rubber Composites).
It is suitable for metallurgy, electric power, chemical industry, HVAC system, fire fighting, construction and other fields.