Effect of heat input on weld microstructure and toughness of laser-arc hybrid welding of martensitic stainless steel
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DOI: 10.1016/j.jmatprotec.2017.02.007
Abstract: Abstract Laser-arc hybrid welding of AISI 420 martensitic stainless steel (MSS) was carried out, and the microstructure-toughness relationship was discussed and established. The coarse-grained heat affected zone (CGHAZ) is the weakest area of the weld.… read more here.
Keywords: laser arc; arc hybrid; microstructure toughness; heat ... See more keywords