Welding aluminium and stainless steel is the core competence of Wartmann Technology. Our many years of experience in the field of welding technology allow us to offer various welding methods including plasma MIG welding for aluminium and TIG welding for stainless steel.


Plasma MIG Welding

TIG Helium welding

TIG welding

MIG welding

TIG plus pole welding

Orbital welding

MAG Welding


We provide a variety of quality testing methods. The major test methods are X-ray inspection and leak tests using helium gas.


People, processes and systems at Wartmann Technology are certified in a number of areas. Here you can download all our certificates.


X-ray inspection

Helium leak test

Hardness test

Visual inspection VT2

Dye Penetrant Testing

Ultrasonic testing

Vacuum testing

Pressure test

Macro micrographs


Our modern coating plant can wet or powder-coat items up to 14 metres long.

The plant has eight work areas. A conveyor system designed for transporting loads up to 1,000 kg enables optimum throughput.

The spray booth is 14 metres long and illuminated with an intensity of more than 1,000 lux.

Oven circulating air temperature can reach up to 220°C; deionised water and chemical preparation equipment produces media needed in the pre-treatment process.


Wet Painting

Powder Coating

Coating thickness measurement

Chemical pre-treatment

Large parts up to 14 metres long

Load capacity up to 1 ton