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Straub couplings

Clamping couplings for rigid metal pipes with EPDM or NBR rubber, light and strong, saving time, cost, space and weight.

Eliminates the need for welding, flanging, grooving and threading, with a tighter seal and without damaging the surface.

Ideal for lasting repairs, for expansion and for joining pipes of different materials. Couplings with flame-retardant characteristics.

Available from ø25.0 to ø4064.0 mm, depending on the type of coupling.

Uses and materials

Thanks to their good damping characteristics and their ability to compensate for large tolerances, Straub couplings are used successfully in shipbuilding, wastewater treatment, industry and construction.

They are light, reusable and suitable for connecting pipes of different materials:

  • Steel
  • 316 stainless steel
  • Mild steel
  • FRP
  • PVC
  • CPVC
  • C900
  • Concrete pipes
  • Copper and CuNi

Complete catalogue

The catalogue, data sheets and assembly instructions are original documents of the manufacturer Straub Werke AG: the catalogue is in Italian, the data sheets are in English and the assembly instructions come in several languages, including English.

Couplings with axial restraint

Couplings without axial restraint

Straub repair products

Other products

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