Bevelling machines
The quality of your welding will always depend on the quality of the weld edges preparation.
Different types of joints allow to prepare tubes in order for them to be assembled:
Butt weld preparation
- V bevel
- X bevel
- J Bevel
The welders are facing problems such as tubes which are not perfectly round and which have a more or less important ovalization.
For such cases, PROTEM bevelling machines can be equipped with copying carriages and ovalization trackers.
PROTEM bevelling machines are portable machines. They are light, reliable, easy to use and they allow to get a perfect preparation with no thermally affected zones.
They are fitted out with tool-holder plates able to bear several tool-holders.
These machines allow to perfom simultaneously welding preparation operations and to get a regular land, an appropriate counterboring if necessary, a bevel as required.
They can be pneumatically, hydraulically or electrically driven. Their sturdy design is perfectly adapted for the machining of tubes with great wall thickness.
Several options are available :
- Clamping jaws adaptation for small wall thickness in order to avoid tubes distortion.
- Clamping mandrels adaptations for specific cases.
- Configuration for remotely controlled operations.
- Configuration for extreme temperatures.
- Clamping mandrels for elbows, included those with no straight part.
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GROOVING BENCH – BDR 1100!
09.12.2011PROTEM grooving bench allows to perform grooving or milling works on flanges or on sheets, on site or in workshops. According to the needs, it can work flat or in vertical axis. Thanks to its clamping system and its adjustable feet, it has a machining capacity 1025 mm....
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US30!
03.08.2011The air-powered US30 beveller is a robust and portable weld-end preparation machine. It performs repeatable, high quality weld-preps on most metal pipes including stainless steel from 30 mm ID to 114.3 mm OD...
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TT-NG!
03.08.2011The tube cutting machines of the PROTEM TT-NG-series enable to perform perfect cutting and bevelling works on tubes and pipes of all schedules in one simultaneous and unique operation. These machines are especially designed for heavy wall tubes and pipes....
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US600R!
20.07.2011The PROTEM US600-R is a transportable machine which can perform bevels from 600 mm up to 1000 mm (version 1) or 1000 mm up to 1500 mm (version 2). The US600-R is able to perform weld preparation (J-prep, V-prep, compound bevel…) with repeatable high quality, on carbon steel, stainless steel, alloy, inconel, duplex, superduplex…
PROTEM SAS
Z.I. Les Bosses
26800 Etoile-sur-Rhone
+33 (0) 4 75 57 41 41
+33 (0) 4 75 57 41 49






