Chemical seals

Resistant, reliable and accurate - also in very harsh environment

Chemical seals - separating the measuring instrument from corrosive, highly viscous or dangerous media and high temperature.

  • Portfolio
    • D030

      • Screwed diaphragm seal, plastic
      • 0…2,5 bar to 0…10 bar
      • Suitable for very aggressive media
      • No metallic parts in contact with the medium

      D05x

      • Screwed diaphragm seal, flush mounted
      • 0…1 bar to 0…600 bar
      • Flush diaphragm for highly viscous media
      • Stainless steel
      • Compact design

      D4xx

      • Flange seal, diaphragm not flush
      • 0…160 mbar to 0…420 bar
      • Flange connection according to EN 1759-1, ASME B16.5, EN1092-1
      • Stainless steel and exotic materials
      • Option: Cleaning ring

      Technical Data D400

      Technical Data D418

      D82x

      • Flange seal, flush diaphragm
      • 0…160 mbar to 0…420 bar
      • Flange connection according to EN 1759-1, ASME B16.5, EN1092-1
      • Stainless steel and exotic materials
      • Option: Cleaning ring

      Technical Data D820

      Technical Data D821

      Technical Data D824

      D850

      • Flange type with extended diaphragm
      • 0…160 mbar to 0…40 bar
      • Extension 50, 100 or 150 mm
      • Stainless steel and exotic materials

      DANC

      • Clamp connection according to DIN 32676 or ISO 2852
      • 0…1 bar to 0…40 bar
      • Stainless steel or Hastelloy
      • 3A, FDA

      DAEF

      • Diaphragm seal according to SMS 1145 with threaded socket
      • 0…1 bar to 0…40 bar
      • Stainless steel or Hastelloy
      • 3A, FDA

      DADF

      • Diaphragm seal according to DIN 11851 with treaded socket
      • 0…1 bar to 0…40 bar
      • Stainless steel or Hastelloy
      • 3A, FDA

      1500

      • Longitudinal starshaped seal with treaded process connection
      • 0…2,5 bar to 0….1000 bar
      • Compact design with large diaphragm
      • Stainless steel

      1620

      • In line seals for hygienic applications
      • Clamp connection according to DIN 32676 or ISO 2852
      • 0…1,6 bar to 0…40 bar
      • No dead volume
      • Stainless steel

      1520

      • In line seals for hygienic applications
      • Threaded connection according to SMS 1146
      • 0…1,6 bar to 0…40 bar
      • No dead volume
      • Stainless steel

      1540

      • In line seals for hygienic applications
      • Threaded connection according to Naue
      • 0…1,6 bar to 0…40 bar
      • No dead volume
      • Stainless steel
    • D04x

      • Screwed diaphragm, stainless steel
      • 0…1 bar to 0…400 bar
      • „Robust and compact
      • Fully welded design

      DT1-DT2-DT3-DT5-DT8

      • Screwed diaphragm seal, threaded
      • 0…160 mbar to 0…1000 bar
      • Stainless steel and exotic materials
      • Option: Cleaning ring

      D6xx

      • Seal with extended flange
      • 0…160 mbar to 0…160 bar
      • Flange connection according to EN 1759-1, ASME B16.5, EN1092-1
      • Stainless steel and exotic materials
      • Option: Cleaning ring

      D801

      • Diaphragm seal, cell type
      • 0…160 mbar to 0…400 bar
      • Stainless steel and exotic materials

      D912

      • Process seals for transmitters
      • 0…10 mbar to 0…250 bar
      • Pressure, level or flow measurement
      • Stainless steel and exotic materials
      • High temperature resistant

      Technical Data D912

      Technical Data D914

      Technical Data D918

      DAEL

      • Diaphragm seal according to SMS 1145 with union nut
      • 0…1 bar to 0…40 bar
      • Stainless steel or Hastelloy
      • 3A, FDA

      DAVA

      • Diaphragm seal with Varivent® connection
      • 0…1 bar to 0…40 bar
      • Stainless steel or Hastelloy
      • 3A, FDA

      DADL

      • Diaphragm seal according to DIN 11851 with union nut
      • 0…1 bar to 0…40 bar
      • Stainless steel or Hastelloy
      • 3A, FDA

      1510

      • Longitudinal starshaped seal with union nut
      • 0…2,5 bar to 0….1000 bar
      • Compact design with large diaphragm
      • Stainless steel

      1650

      • „In line seals for the process industry
      • Sandwich type for mounting between flanges
      • 0…1,6 bar bis 0…250 bar
      • No dead volume
      • Stainless steel, optional with coating

      1530

      • In line seals for hygienic applications
      • Threaded connection according to SMS 1146
      • 0…1,6 bar to 0…40 bar
      • No dead volume
      • Stainless steel