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Your reliable partner for
Superstructure welding & track construction
in NRW and nationwide
CO SCHWEISSTECHNIK GmbH works reliably with the latest technologies in the field of superstructure welding.
With precision and care, our employees ensure high-quality rail connections in Germany and the Netherlands.
Outstanding results are no coincidence, they are the result of a high level of willingness to work and professional competence
Our creed
- qualitative
- economics
- Reliable
the CO WELDING TECHNOLOGY GmbH keeps what it promises. Our company looks after its clients with the utmost care and transparency: We guarantee you a continuous, intensive exchange and maximum flexibility for your needs. Competent and innovative advice is part of our partnership self-image, which our satisfied customers appreciate.
qualitative
Many years of experience in top rail welding and superstructure welding.
Economically
Thoroughness always has priority in our company.
Without exception.
Reliable
Any goal can be achieved. This motto corresponds to our experience. Thanks to our commitment, you can master any challenge.
Approvals & Certifications
facts and figures
52 employees
that promise reliability and adherence to deadlines
Headquarters & Locations
Bochum, Marl, Karlshuld and Anhausen
1700 successful projects
Superstructure welding and welding technology
Over 9 million euros order volume
Since 2019 - 2022
Our services at a glance
Gleisbau
Conventional track renewal and repair
- Repairs in tracks and points of municipal transport companies
in the U-Bahn, S-Bahn and tram areas - Revisions in tracks and switches
- K line in front of conversion train
- M line after conversion train
welding technology
Connection welding Vignole rails Procedure:
- Aluminothermic joint welding (AS / SkV / SkV - L / SRZ)
- Arc Joint Welds (OEV)
- Arc joint welding with cored wire (OEV - MF)
repair and maintenance
Grinding repairs to:
- movable and rigid frogs
- tracks
- insulated joints
- points
- WITEC switch devices
- tongue devices
overlay welding
Measurement and welding workup using the arc welding process (OEA) of:
- centerpieces
- rails
- check handlebar
- tongue devices
straightening and bending
Mechanical straightening of:
- rails
- point tongues
Rail heating wagon
For the production of gapless tracks
Thermit® Head Repair
Measurement and welding workup using the arc welding process (OEA) of:
- centerpieces
- rails
- check handlebar
- tongue devices
superstructure welding
We carry out all welding work on rail materials and superstructures in all processes - for operating tracks of Deutsche Bahn AG according to guideline 826.2050. I , branch lines and transport companies.
- Aluminothermic cast fusion welding (AS-SKV process)
in rails and switches - Arc joint welding using the E/MF process
- Arc build-up welding on upper parts using the E/MF process
- Manufacture of insulated joints type MT
- Welding processing of switches (frogs) and tracks
- In addition, we also perform the following services:
- Construction management for carrying out the voltage equalization of gapless tracks/switches according to guideline 826.2050
rail processing
- Profile-correct processing of frogs with rigid
or movable tip - Grinding out and blending in of turnout tongues adjacent and off
- Machining of rail expansion devices
- Editing head check damage
- Execution of grinding and deburring work as well as corrugated grinding
- Grinding of WITEC tongues
- Machining of grooved rails
credentials
CO Schweisstechnik GmbH implements successful projects / orders. The focus is always on individual, goal-oriented advice that generates lasting and long-term success. We always deliver our services in a structured, professional manner and with a focus on customer requirements.
On request we can send you our reference list.
For further questions please do not hesitate to contact us.
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our locations
Marl
Neckarstrasse 7
45768 Marl
(Visitor Address & Administration)
Anhausen
Fichtenstrasse 7
56584 Anhausen
Karlshud
Augsburger Strasse 26
86668 Karlshud
Bochum
Kampstrasse 7
44799 Bochum
Visitor Address / Administration:
CO Schweisstechnik GmbH
Neckarstrasse 7
45768 Marl
CO Schweisstechnik GmbH
Kampstrasse 7
44799 Bochum