Weld repair using plasma gouging Where cracking occurs in or adjacent to welded joints, a satisfactory repair can be made by welding. It is important that enough of the cracked material is gouged or machined away to allow a full penetration repair weld, with no traces of crack left and no new signicant defects introduced. Example of Powermax gouging for weld repair: Customer application End user needs to periodically repair cracks of special materials such as high Cr-Ni steels and Pure Copper. Existing method and challenges Grinding machines and carbon arc. Grinding is slow and carbon arc contaminates the base metal. Powermax® solution HyAccessTM gouging consumables which enable a very delicate gouging process without any carbide formation on the base metal. Powermax results Customer was

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