Effect of pre-weld heat treatment on the microstructure and mechanical properties of electron beam welded IN738LC joint
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DOI: 10.1016/j.vacuum.2019.108857
Abstract: Abstract Influence of pre-weld heat treatment on the microstructure and mechanical properties of electron beam welded IN738LC superalloy was investigated systematically. The microstructure of as-cast base metal (BM) mainly consisted of “ogdoadically” diced cube γ′… read more here.
Keywords: weld heat; pre weld; heat treatment;
Pre-weld friction stir processing mitigates hot cracking and strengthens AA6061 fusion welds
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DOI: 10.1038/s41598-025-99424-8
Abstract: Hot cracking remains a significant challenge in the fusion welding of high-strength aluminum alloys, particularly AA6061, which is highly susceptible to solidification cracking in the fusion zone (FZ). This study investigates the efficacy of friction… read more here.
Keywords: fusion; pre weld; friction stir; hot cracking ... See more keywords