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Straub-Flex Pipe Coupling | Pipe Joints

Supplier: KCES

The Straub-Flex is a range of axially flexible pipe couplings suitable for all pipe materials. Pipe Coupling, Straub-Flex compensates for expansion or contraction.

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The multifunctional, axially-flexible pipe coupling for all pipe materials.

For water supply, sewage treatment, mining, industrial plants, power plants and shipbuilding. STRAUB-FLEX absorbs noise, vibrations, and small amounts of expansion and contraction.

Not pull out resistant pipe coupling for all pipe materials.

  • Compensates for expansion / contraction
  • Working pressure up to 25 bar
  • Outside diameters 48.3 to over 4.000.0 mm
  • Temperature range -20°C to +80°C

Straub Flex Sizes

  • STRAUB-FLEX 1 | 48.3 - 168.3 mm
  • STRAUB-FLEX 2 | 172.0 - 2032.0 mm
  • STRAUB-FLEX 3 | 219.1 - 4064.0 mm
  • STRAUB-FLEX 3.5 | 323.9 - 4064.0 mm
  • STRAUB-FLEX 4 | 323.9 - 4064.0 mm

Straub Open Flex

  • STRAUB-OPEN-FLEX 1 | 48.3 - 168.3 mm
  • STRAUB-OPEN-FLEX 2 | 172.0 - 2032.0 mm
  • STRAUB-OPEN-FLEX 3 | 219.1 - 4064.0 mm
  • STRAUB-OPEN-FLEX 3.5 | 323.9 - 4064.0 mm
  • STRAUB-OPEN-FLEX 4 | 323.9 - 4064.0 mm
  • STRAUB-OPEN-FLEX GT | 73.0 - 168.3 mm
  • STRAUB-FLEX / STRAUB-OPEN-FLEX Overview

Straub Step Flex

  • STRAUB-STEP-FLEX 2 | 250.0 - 812.8 mm
  • STRAUB-STEP-FLEX 3 | 914.4 - 4064.0 mm

See Progressive Sealing Effect video. See how the Straub Flex pipe coupling lets the medium in the pipe flow in behind the sealing lip, pressing it even more firmly onto the surface of the pipe. This is called the "progressive sealing effect".

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Learn more about the Straub-Flex Pipe Coupling

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