The server is under maintenance between 08:00 to 12:00 (GMT+08:00), and please visit later.
We apologize for any inconvenience caused
Login  | Sign Up  |  Oriprobe Inc. Feed
China/Asia On Demand
Journal Articles
Laws/Policies/Regulations
Companies/Products
40mn gang duan re cui huo qiang ren hua ji li de yan jiu
Author(s): 
Pages: 25-33
Year: Issue:  3
Journal: Materials Science and Technology

Keyword:  锻热淬火高温形变形变奥氏体静态再结晶强韧化机理板条马氏体碳化物质点机械性能停留时间奥氏体晶界;
Abstract: 本文研究了形变后的高温停留时间对40Mn 钢锻热淬火组织和性能的影响。研究结果表明,采用1250℃奥氏体化并形变后在20秒内淬火,可获得具有高密度位错及弥散碳化物质点的细小、交错形态板条马氏体;这种组织经620℃回火后获得细小胞块与颗粒状碳化物相互缠结的稳定结构,因此在使用状态下具有高强韧性组织及机械性能。本文还对锻热淬火的晶界净化现象进行了探讨。
Related Articles
No related articles found