SED – Steripur 207-25 Diaphragm valve

Stainless steel bonnet and Actuator

Specifications

Suitable for

Multiport bodies, T-bodies, Tank bottom bodies, Two-way bodies, Welded configurations

Connection

Butt Weld, Flange, Tri-Clamp

Finishing

SF1, SF4

Man. process

Forged

Material

316L (1.4435)

Operation

Actuator

Weld connection

ASME-BPE, BS-4825, DIN 11850, ISO 1127, SMS 3008

Brand

SED

Description

The steripure diaphragm valve serie form SED for high purity applications in the pharmaceutical, food, fine chemical and cosmetic industry. It reaches the highest demands of the pharmaceutical industry
Description

This valve is available in two different designs. The type 207.30 is available in the control function fail safe close and performs at a higher working pressure for standard application. The type 207.25 in control function fail safe close is mainly designed for filling applications or all other where the working pressure is lower.

One advantages of this design are a longer diaphragm life time because there spring force is less. Other advantages of this design are a very high cycle life and a smaller overall dimensional height. Type 207.25 is also available in control functions fail safe open and double acting for standard working pressures.The valve is predestined for applications with high purity, dirty and aggressive fluids, and gases. Smooth surfaces, no explored nuts, no edges, and outside self-draining in all assembly, positions describe the optimised wash down design. The Steripure is used where diaphragm valves entirely of stainless steel add value, such as clean rooms or aggressive (corrosive) environment.

Technical information

seizeDN 4 tot DN 15 (1/4″ tot 1/2″)
Max. Pressure4,5 bar (EPDM)
4 bar (PTFE/EPDM)
Temp. range-20 ºC to 140 ºC (EPDM)
-20 ºC to 150 ºC (PTFE/EPDM)
type connectionsTri-clamp connection (ISO, ASME-BPE, DIN 32676), Flange, Butt Weld
wweld connectionISO 1127, ASME-BPE, DIN 11850, BS-4825, SMS 3008
Material– Body, connections: 316L (1.4435) Forged
– Bonnet: 316L (1.4435)
– Actuator: 316L (1.4435)
– Membranes: EPDM, PTFE/EPDM
Control functionNormally Closed, Normally Open or Double Acting
surface treatmentinternal surface finish SF1
controlPneumatic Actuator
Certificates (standard)3.1 material, FDA, USP Class VI 121 ºC, {87}, {88}, EHEDG, PED, CE1935/2004, TSE/BSE
Certificates (optional)2.2 surface finish, ATEX 2GD

Options:

  • Investment cast
  • Surface finish Ra value to max 0.25 ?m
  • Other materials
  • Client specific connections
  • Available with a wide range of control equipment and accessories
  • Autoclavable

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