Facts and figures
Technical data
Pipe diameter: | 50 to 1.600 mm |
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Pipe wall thickness: | up to 80 mm |
Forming length: | 30 to 100 mm |
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Materials: | Ferritic and austenitic steels |
AWS pipe end expander:
- Hydraulically operated machine
- Calibrates the pipe end from the inside over the entire circumference of the pipe end
- Circular calibration of the pipe end
Combined AWS pipe end calibration machine:
- Hydraulically operated machine
- Pipe end is first expanded from the inside
- Then calibrated to the required outside diameter
- High roundness tolerances
Any questions?
Your contact person is here for you!
Would you like to find out more about our possibilities in the field of special machines? I will be happy to help you!
Sascha Cuntz, your AWS specialist for special machines

Get to know AWS Schäfer
What is AWS?
AWS Schäfer is an international company that designs and produces innovative special machines for the manufacturing and processing of pipes.
Designed and made in Germany, we work for companies in the fields of offshore, pipeline construction, renewable energies such as wind turbines, power plant construction and many more.
Discovering new things in the industry with passion and driving innovative ideas forward - that's why we are now known as the Pipe Technologists. Get to know us!
