SED – KMA 190 complete Diaphragm valve

RX Code: MAL

Pneumatically operated with Stainless Steel Bonnet and Plastic Actuator


  • Efficient plastic piston actuator with stainless steel distance piece
  • Direction of control air connection is mountable in 90° rotations
  • CDSA sealing concept
  • Flexible diaphragm suspension
  • Optical indicator

    This product comes in a variety of options.

    Just send your request here. Our sales team will connect with you about all the product details and options available.

    Romynox delivers KMA diaphragm valve series SED for high purity applications and meets the highest standards for the pharmaceutical, food, fine chemical and cosmetic industries. The KMA series from SED has a number of characteristic features, such as the air connection that can be positioned in-line or at 90° relative to the process flow.

    The KMA 190 is pneumatically operated and is suitable for sizes DN 4 to DN 15.

    The valve is designed 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.


    • Investment cast 316L/1.4435 or other Alloys
    • Surface finish Ra value to max 0.25 m
    • Other materials
    • Client specific connections
    • Available with wide range of control equipment and accessories: stroke limiter, limit switch and position indicater
    • ATEX version

    Read more about Brand: SED

    Max. Pressure 8 bar (EPDM)
    7 bar (PTFE/EPDM)
    Temp. range -20 ºC to 140 ºC (EPDM)
    -20 ºC to 150 ºC (PTFE/EPDM)
    • Tri-clamp connection (ISO, ASME-BPE, DIN 32676)
    • Flens
    • Butt Weld
    Welding connections ISO 1127, ASME-BPE, DIN 11850, BS-4825, SMS 3008
    Material – Body, connections: 316L (1.4435) Forged
    – Bonnet: 316L (1.4435)
    – Actuator: Polyarylamide (Ixef)
    – Membranes: EPDM, PTFE/EPDM
    actuator suitable for Two-way bodies, welded connecties, T-bodies, Multiport bodies, Tank bottom bodies
    surface treatment Internal surface finish SF1
    controls Pneumatische Actuator
    Control function Normally Closed, Normally Open or Double Acting
    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


      Step files for this product is not ready yet and it is upon user request for Now!

      Our team is ready to provide you with the latest STEP file for your component.
      Expect delivery to your email within 2 working days.

      Standard certificates


      Optional certificates

      2.2 Surface Finish ATEX

      You can contact us or ask for your Optional Certificate in your quotation.

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