Controlled Laser Transformation Hardening of Martensitic Stainless Steel by Pulsed Nd：YAG Laser

• 作 者: B. Mahmoudi A. R. Sabour Aghda
• 机 构: withSchoolofMaterialScienceandEngineering,withIranianNationalCentreforLaserScienceandTechnology
• 出 处: 中国电子科技：英文版
• 发表日期: 2010年1期
• 关键词: 脉冲ND:YAG激光 激光相变硬化 马氏体不锈钢 显微组织控制 激光脉冲能量 球状碳化物 微观结构分析 不锈钢表面 Laser transformation h
• 基金项目: International Conference on Nanotcchnology, Optocleetronics and Photonics Technologies （NOPT＇2010）, Singapore, February 26-28, 2010. This work was supported by the Tarbiat Modarcs University and Irani

Laser transformation hardening(LTH) was applied to the surface of the AISI 420 martensitic stainless steel by a pulsed Nd:YAG laser to obtain optimum hardness.The influences of process para-meters(laser pulse energy,duration time,and travel speed) on the