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Flanged diaphragm valve

A valve that uses a flange connection and achieves sealing through a flexible diaphragm, specifically designed for flow control of high-sanitation, highly corrosive, or high-viscosity media. Its dead-angle-free design makes it ideal for the biopharmaceutical, food and beverage, chemical, and water treatment industries.

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Diaphragm valve

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Product Description

A valve using a flanged connection and sealed by a flexible diaphragm, specifically designed for flow control of high-sanitation, highly corrosive, or high-viscosity media. Its dead-leg-free design makes it ideal for biopharmaceutical, food and beverage, chemical, and water treatment industries.

1. Structure and Composition
(1) Valve Body
Flanged Ends

Compliant with international standards (ANSI, DIN, JIS, etc.), with selectable pressure ratings (PN10-PN40/Class150-Class300).

Materials: Stainless steel (CF8/CF8M), fluorinated cast iron, PP/PTFE plastic (corrosion-resistant).

Weir or Straight-Through Flow Path

Weir Type: Mainstream design, low diaphragm pressure drop, suitable for high-precision control.

Straight-Through: Full bore, no flow obstruction, suitable for media containing particles or viscous substances.

Diaphragm Assembly

Diaphragm: EPDM, NBR, FKM rubber or PTFE coated, corrosion-resistant and compliant with FDA/USP Class VI sanitary standards.