Fastening technology and more

News and useful information from a stud welding industry expert.


The blowing-arc-effect during welding

The blowing-arc-effect during welding In arc welding, there is a subtle force that is often overlooked but has a significant impact on the quality of the weld: the blowing-arc-effect. This phenomenon can be both a challenge and a tool for welders, depending on how it is utilized. The phenomenon of …

The path to an innovative thesis

Birgit Reuter, a graduate of the Mechatronics Bachelor's degree program at Bochum University of Applied Sciences, has dedicated her thesis to an exciting project: an original design of an ergonomic handle for KÖCO Classic pistols.   But why did she choose this topic and what challenges did she have …

Process control during stud welding

Stud welding is an efficient process for joining studs with different materials. Process control is of high importance to ensure the quality of the welds. Important terms for process control: Welding current: The welding current is the electrical current that is set by the operator during the …

Underwater stud welding with ceramic ring

Underwater stud welding is not a new technology, but its application possibilities have recently been expanded by a remarkable research project. Under the name "IGF 19.210 BG", the Fraunhofer Institute for Large Structures in Production Engineering IGP in Rostock and the Institute of Materials …

Drawn arc stud welding - efficient and versatile

As specialists in the field of s tud welding, we at KÖCO are very familiar with the various stud welding processes. Drawn arc stud welding plays a special role, as this welding process for studs with diameters of 3 to 25 mm, amperages of up to 2,600 A and welding times of up to 2,200 ms is used in …