civil engineering
Civil Engineering

Reliable connections in civil engineering projects

A leaking supply or disposal line creates massive damage and repair costs. Our “Fit and Forget”-pipe couplings last as long as your pipes, so you can rest assured that our products will not have to be replaced later.

Your benefits at one glance

Fit and forget

  • Enjoy worry-free installation, without subsequent complaints or damage
  • NORMA® pipe connectors will last as long as your pipes – and even longer than that!
  • Long-lasting satisfaction for you and your customers

Above and below the ground

  • We provide pipe connecting solutions for usage above the ground and below the ground
  • Our range includes couplings of very big diameters, to combine the huge pipes used for tunnel drainage

Certified products

  • We comply with many product and quality management certifications
  • Our drainage products are certified according to IZEG and RAL standards
  • Our pipe couplings are designed for the most demanding environments and have a variety of industry-specific product certifications

Your applications and projects

Building construction

Intake/outtake lines, compressed air lines, hydraulic lines, cooling lines, gas pipes, etc.

Tunnels and bridges

Ventilation lines, collecting lines, road and highway drainage, etc.

Purification and sewage plants

Composition lines, sludge lines, water lines, biogas lines, compressor lines, ventilation lines, air lines, floating lines, etc. 

Our solutions for you


Pipe couplings

  • Connecting open non-pressure systems and closed pressure systems 

  • Diameters between DN 25 and DN 1200 (larger dimensions on request) 

  • Axial non-restraint and axial restraint systems 

  • Pipes of almost any material can be connected 

NORMA Group Hose fasteners collage

Fastening solutions

  • Hose clamps of various types, sizes and materials

  • Big and adjustable band diameters available, e.g., to easily fix huge ducts 

NORMA Group Fasteners

Retaining solutions

  • Attaching and securing cables and communication wires 

  • Retaining clips with or without rubber 

  • Banding systems and cable ties 

Leverage our expertise

Find how-to guides to tackle common challenges, get inspiration for your projects, learn how to benefit from market trends… and more. Our decades-long expertise in the field of joining and fluid handling technology are at your service!
Check all the assets

How to select the right pipe coupling

Are you looking for a mechanical coupling to connect pipes? Let's see which types of pipe couplings exist and find the best one for your project!

Elevate your steam systems’ efficiency and reliability

Unlock the full potential of mechanical connectors in saturated steam pipelines and discover this efficient alternative to costly welding.

How to overcome the scarcity of welders

Are you wondering how to increase your welding capacities quickly? Learn how you can avoid frustration and delays!

Our products are available at many industry leading distributors

Select your preferred distributor