Effects of Combination of Powders with Different Particle Sizes on Surface Roughness and Internal Defects of IN738 Alloy Formed by Selective Laser Melting

Hu Yong; Yang Xiaokang; Kang Wenjiang; Ding Yutian; Xu Jiayu; Zhang Huiying

doi:10.3788/LOP202158.0114003

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