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GEMÜ Type 687 Pneumatically Actuated Diaphragm Valve

  • Operating Pressure: 0–10 bar

  • Application Area: Aseptic applications / shut-off and control of fluids

  • Operating Temperature: Depending on diaphragm material

  • Nominal Size: DN 10 – DN 100

  • Body Materials:
    – Stainless steel 1.4435 / 1.4408 / 1.4539
    – Cast iron lined with rubber, PP, or PFA

  • Seal Materials: FKM / EPDM / PTFE-EPDM composite / PTFE-PVDF-EPDM composite

  • Connections: Weld ends / Threaded / Tri-Clamp / Flanged

  • Actuation: Pneumatic actuator – Normally Closed / Normally Open / Double-acting

  • Instruments / Accessories: Optical position indicator

  • Body Configuration: 2/2-way

Technical Datasheet 687
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25 years of expertise

The STRING team offers specialized after-sales consulting

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STRING S.R.L. CUI: RO 12693784, J10/78/2000

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STRING, founded in 2000, is a Romanian company specializing in industrial fluid control solutions. We are the exclusive representative in Romania and Moldova for leading brands such as GEMÜ, BERNARD CONTROLS DEUFRA, WEY SISTAG, BRAY, STRAUB, and DOCKWEILER, and we offer ISO-, SRAC-, and IQNet-certified products and services.

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STRING S.R.L.

CUI: RO 12693784, Nr. J10/78/2000

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