公开(公告)号：US20240043974A1

公开(公告)日：2024-02-08

申请号：US18266422

申请日：2021-12-09

Applicant: SANYO SPECIAL STEEL CO., LTD.

Inventor： Toru Hagiya ,  Tetsuzi Kuse ,  Hiroki Ikeda ,  Yasumasa Mutou

IPC: C22C38/46 ,  C22C38/44 ,  C22C38/06 ,  C22C38/02 ,  C22C38/04 ,  C22C33/02 ,  B33Y70/00

CPC classification number: C22C38/46 ,  C22C38/44 ,  C22C38/06 ,  C22C38/02 ,  C22C38/04 ,  C22C33/02 ,  B33Y70/00 ,  B33Y80/00

Abstract: Provided is a shaped article which can satisfy both high heat conducting properties and hardness (quenching and tempering hardness, and hardness after retention at a high temperature and softening). The shaped article produced from an Fe-based alloy powder, the Fe-based alloy powder consisting of, in mass %: 0.20 50.0; (3) PC

公开(公告)号：US20240026508A1

公开(公告)日：2024-01-25

申请号：US18266394

申请日：2021-12-09

Applicant: Sanyo Special Steel Co., Ltd.

Inventor： Toru Hagiya ,  Tetsuzi Kuse ,  Hiroki Ikeda ,  Yasumasa Mutou

IPC: C22C38/46 ,  C22C38/44 ,  C22C38/06 ,  C22C38/04 ,  C22C38/02 ,  B22F1/05 ,  B22F9/08 ,  B33Y70/00

CPC classification number: C22C38/46 ,  C22C38/44 ,  C22C38/06 ,  C22C38/04 ,  C22C38/02 ,  B22F1/05 ,  B22F9/08 ,  B33Y70/00 ,  B22F2999/00 ,  B22F2304/10 ,  B22F2201/11 ,  B22F2998/10

Abstract: Provided is a steel powder for a hot work tool, suitable for additive manufacturing. A stacked shaped article produced by the powder can satisfy both high heat conducting properties and hardness. An Fe-based alloy powder consisting of, in mass %, 0.40 21.7 (1); K2>29.0 (2), and wherein the Fe-based alloy powder has an average particle size D50 of 200 μm or less.