Know-How
One-to-one relations
We have a dedicated sales team and technical service for each specialist area. CATHELAIN S.A.S. can ensure one-to-one handling of your orders.
Our experts are here to help.
Our departments
- Studbolts and Nuts
- Tel: +33 (0) 328 429 525
Fax: +33 (0) 328 429 520 - Thomas Florent
- tigespetrole@cathelain.com
- Special Parts
- Tel: +33 (0) 328 429 522
Fax: +33 (0) 328 429 328 - Franck Vandenabeele
- special@cathelain.com
- Nuclear
- Tel: +33 (0) 328 429 320
Fax: +33 (0) 328 429 328 - Franck Vandenabeele
- nucleaire@cathelain.com

Raw materials and Purchasing policy
Thanks to our just-in-time procurement flows with our European partners, CATHELAIN S.A.S. is able to meet your requirements in terms of assembly components as soon as possible.
Our equipment
CATHELAIN S.A.S. can boast a wide range of specialised equipment dedicated to the manufacture of small and medium series including:
- Computerized Numerically Controlled Machines (MAZAK)
- Rolling machines
- Electrical Discharge Machines
- Countersinking Centres
- Presses for Hot Forging
- Heat Treatment Furnaces
- Drilling and Tapping Units
- Boring tools
- Saws
- Marking Units

Advanced Processes
- Studbolts Process
- – Just-in-time production integrating the optimised management of a stock of wide range of raw materials.
– Cold rolling of threads on calibrated bars of treated steel.
– Many benefits: profile and fibbers structure maintained, quality surface condition, improved resistance to seizing.
– Hot forged Nuts treated by our partner LIPPISCHE.
- Special Fasteners Process
- – Components made according to drawings and standards in any traditional or unusual materials.
– Our advanced and highly adaptable manufacturing equipment is able to fit any demands.
- Additional processes
- – Heat treatments
– Coatings