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Advantages of new micro-jet welding technology on weld microstructure control

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Author(s): Jan PIWNIK | Tomasz WĘGRZYN | Robert WIESZAŁA | Damian HADRYŚ

Journal: Transport Problems : an International Scientific Journal
ISSN 1896-0596

Volume: 8;
Issue: 2;
Start page: 47;
Date: 2013;
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Keywords: micro-jet cooling | MIG welding | steel welding structure

ABSTRACT
An innovative apparatus to welding process with micro-jet cooling of the weld made it possible to carry out technological tests, which have proved theoretical considerations about this problem. This project gives real opportunities for professional development in the field of welding with controlling the parameters of weld structure. These tests have proved that the new micro-jet technology has the potential for growth. It may be great achievement of welding technology in order to increase weld metal strength. The new technology with micro-jet cooling may have many practical applications in many fields, for example such as in the transport industry or to repair damaged metal elements. The advantages of the new device over the traditional system are the ability to control the structure of the weld, the weld mechanical performance increases and improve the quality of welded joints.
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