Sanitary Air Relief Valve, Vent Valve

Reference: SV-9A
Sizes available: 1"-1 1/2" (DN25-DN40)
End connection: butt-weld, sanitary tri-clamp
Body material: AISI 304
Ball material : Polypropylene (PP)
Seal material: EPDM, Viton (FPM) or NBR
Max. working pressure: 145psi (10bar)
Max. temperature: 94°F (90℃), due to plastic ball.
Density of the ball: 0.906kg/dm3, product density must be higher than the ball density.
Surface Finish: Ra 16-32µin (0.4-0.8µm), Ra 32µin as default.
INQUIRY

APPLICATION

SV-9A sanitary air relief valve is a reliable, automatic air – relief valve which is installed vertically on the top of a pipeline or container, or before the inlet of a pump, where air releasing is required.

The valve body is composed of two parts and assembled by a clamp. The lower body has a welding/clamp tube.

OPERATING PRINCIPLE

This air release valve is a double-seat valve with a freely movable plastic ball. The ball, which is lighter than water, can close the upper/lower seat according to the conditions of pressure.

TECHNICAL DATA

Body Material AISI 304
Ball Material Polypropylene (PP)
Seal Material EPDM, Viton (FPM) or NBR
End Connections butt-weld, sanitary tri-clamp
Max. working pressure 145psi (10bar)
Max. temperature 94°F (90℃), due to plastic ball.
Density of the ball 0.906kg/dm3, product density must be higher than the ball density
Internal Finish Ra 16 ~ 32µin (0.4 ~ 0.8µm), Ra 32µin as default.
External Finish Ra 16 ~ 32µin (0.4 ~ 0.8µm), Ra 32µin as default.

DESIGN FEATURES

● Product density must be higher than the ball density.
● Vertical installation.
● Pure medium.

DIMENSIONAL DRAWINGS

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