Improved high cycle fatigue performance of additively manufactured 17-4 PH stainless steel via in-process refining micro-/defect-structure
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DOI: 10.1016/j.addma.2020.101604
Abstract: Abstract The usage of an appropriate shield gas for laser beam powder bed fusion (LB-PBF) of the popular 17−4 precipitation hardened (PH) stainless steel (SS) has long been debated in the additive manufacturing (AM) community.… read more here.
Keywords: performance; defect structure; micro defect; stainless steel ... See more keywords