公开(公告)号：US20230366055A1

公开(公告)日：2023-11-16

申请号：US18226219

申请日：2023-07-25

Applicant: Hebei Vocational University of Industry and Technology

Inventor： Shuang LI ,  Zhen CAO ,  Zhen WANG ,  Long LIU ,  Yanlin SHI ,  Xiaocai YANG ,  Zhen YANG ,  Lun ZHANG ,  Yingli HUA ,  Mingmei XIA

IPC: C21D9/00 ,  C22C38/12 ,  C22C38/10 ,  C22C38/02 ,  C22C38/00 ,  C22C38/04 ,  C22C33/04 ,  C21D8/00 ,  C21D6/00 ,  C21D1/18 ,  C21D1/84 ,  C23F17/00

CPC classification number: C21D9/0068 ,  C22C38/12 ,  C22C38/10 ,  C22C38/02 ,  C22C38/005 ,  C22C38/002 ,  C22C38/04 ,  C22C33/04 ,  C21D8/005 ,  C21D6/005 ,  C21D6/007 ,  C21D6/008 ,  C21D1/18 ,  C21D1/84 ,  C23F17/00 ,  C21D2211/002 ,  C23C8/26

Abstract: A method for preparing a Bainite hot-working die, includes: 1) weighing and mixing alloy raw materials including: C: 0.50-0.60%, Si: 0.20-0.25%, Mn: 1.00-1.50%, W: 2.10-3.00%, Mo: 3.50-5.00%, V: 0.50-1.00%, Co: 0.60-1.10%, P≤0.02%, rare earth (RE): 0.01-0.10%, (RE)/(S)>3.0, (RE)×(S)