Description

SISTO-C ● Soft-seated shut-off valve ● Unique design with enclosed diaphragm ● Diaphragm with spiral support starting with size MD65 ● With manual or pneumatic actuator ● Shut-off and sealing to atmosphere by diaphragm, therefore two components in contact with the fluid handled only: body and diaphragm ● Body designs: 2-way valve body, T-pattern, Y-pattern, tank or multi-port valves ● Butt weld ends or clamped connection ● Drain angle indicated by laser marking ● Body materials: forged stainless steel and other alloy materials ● Diaphragm materials: EPDM, TFM/EPDM bonded, TFM/EPDM 2-piece ● Available nominal diameters: DN 6 – DN 200 ● Operating temperature: – 20°C to + 160°C ● Permissible operating pressure: vacuum up to 16 barg/ optional 20 barg Benefits: ● Suitable for applications up to a line pressure of 16 barg ● Increased operating reliability ● Self-draining ● No dead volume ● No contamination of fluid handled ● Suitable for CIP/SIP ● Maintenance-free

Biotechnologies
  • Diaphragm valve
  • aseptic valve
  • sterile

Product features

Pressure class PN16; 16 bars
Body material Stainless steel / special alloy forged - 1.4435; 316L; Hastelloy
Nominal diameter DN06 ( DN 1/4") - DN200 ( DN 8")
Operating temperature -20°C -160°C
Diaphragm EPDM; TFM/EPDM bonded; TFM/EPDM 2 layers
connection weld ends; clamp; customized
Drive manual; pneumatic
Sealing system enclosed, spiral supported diaphragm
Surface Ra=0,25 - 0,8; Elektropolished; mechanical polishing
Approval FDA; USP; EU1935; TA-Luft

Additional product literature

PDF documents

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