Decarburization in laser surface hardening of AISI 420 martensitic stainless steel

• Main Authors: Aprilia, Aprilia, Maharjan, Niroj, Zhou, Wei
• Other Authors: School of Mechanical and Aerospace Engineering
• Format: Article
• Language: English
• Published: 2023
• Subjects: Engineering::Mechanical engineering; Decarburization; Carbon Loss
• Online Access: https://hdl.handle.net/10356/169729
• Institution: Nanyang Technological University

Decarburization deteriorates the surface mechanical properties of steel. It refers to the loss of carbon from steel's surface when exposed to an open-air environment in elevated-temperature conditions. Despite the short interaction time and fast thermal cycle of the laser surface-hardening proc...