Selective laser melting of IN738 superalloy with a low Mn+Si content: Effect of energy input on characteristics of molten pool, metallurgical defects, microstructures and mechanical properties
Luo Zhang, Yetao Li, Sheng Zhang, Qingdong Zhang
Topics & Concepts
Materials scienceMisorientationSelective laser meltingMicrostructureSuperalloyCrackingUltimate tensile strengthGrain boundaryMetallurgyComposite materialAdditive Manufacturing Materials and ProcessesAdditive Manufacturing and 3D Printing TechnologiesLaser-induced spectroscopy and plasma