Strong feature size dependence of tensile properties and its microstructural origin in selectively laser melted 316L stainless steel

Jaehyun Yu,Dohyung Kim,Kyeongsik Ha,Jong Bae Jeon,Wookjin Lee

Materials Letters（2020）

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摘要

•SLM Feature size dependence of mechanical properties was investigated.•Laser contour scan results in a finer grain structures near outer surfaces.•For 316L produced by SLM, the smaller the feature size the higher the strength.

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关键词

Additive manufacturing,316L stainless steel,Selective laser melting,Contour scanning,Size effect

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