BNW Standard Series

BNW Standard Series

Sanitary Diaphragm Valves

The BNW series contains a unique diaphragm design, eliminating the need for constant diaphragm re-tightening after SIP application, and ensuring a rapid changeout at each batch change.

BNW Standard Series

Key Features

Available in line sizes up to 4”

Single polymer bonnet external seal

Pneumatic or manual interchangeability

Standard & bespoke multiport / block options

Typical Applications

Shut-off functionality, control functionality, back-pressure control, automated and with switching/signalling for all upstream and downstream processes (bioreactor, filtration, chromatography, centrifugation etc)

Key Specifications

Materials of Construction Cleanliness Specifications Options

316L stainless body

Manufactured in Clean Room environment

100% Leak tested as per ASME BPE / ANSI FCI 70/2 Class VI

Manual or pneumatic

TFM1600 / Reinforced EPDM Diaphragm

Helium leak-tight external sealing

USP Class VI , ISO10993-6, -10, -11

PTFE / EPDM diaphragm high temperature (up to 150C)

Barstock / forging-only source

CIP-validated as per ASME BPE / BPPR

Electropolished as per ASME BPE, ASTM A967

4/20mA switching / signalling automation

Stainless thin-wall (deep-drawn) actuator

SIP-validated as per ASME BPE / BPPR

Passivated as per ASME BPE, ASTM B912

6 - 200 Cv (flow coefficient)

View Data Sheet

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