公开(公告)号：US20180015543A1

公开(公告)日：2018-01-18

申请号：US15652839

申请日：2017-07-18

Applicant: KOREA RESEARCH INSTITUTE OF STANDARDS AND SCIENCE

Inventor： Seung Wook BAEK ,  Seung Hoon NAHM ,  Un Bong BAEK

IPC: B22F3/15

CPC classification number: B22F3/15 ,  B22F2301/35 ,  B22F2998/10 ,  C22C1/05 ,  C22C1/10 ,  B22F9/082 ,  B22F9/14 ,  B22F9/16 ,  B22F9/04 ,  B22F3/02 ,  B22F3/10 ,  B22F3/17 ,  B22F3/20 ,  B22F3/18

Abstract: Provided is a metal powder bonded body having excellent hydrogen embrittlement resistance, wherein the metal powder bonded body is a metallic material having excellent hydrogen embrittlement resistance, the metallic material is a metal powder bonded body manufactured by bonding metal powder, and the metal powder bonded body has characteristics of ductile fracture in an area of 80% or more of a total area of a fracture section when fractured in a hydrogen atmosphere.

公开(公告)号：US20180015540A1

公开(公告)日：2018-01-18

申请号：US15652884

申请日：2017-07-18

Applicant: KOREA RESEARCH INSTITUTE OF STANDARDS AND SCIENCE

Inventor： Seung Wook BAEK ,  Seung Hoon NAHM ,  Un Bong BAEK

IPC: B22F3/00 ,  B22F3/10

CPC classification number: B22F3/008 ,  B22F3/10 ,  B22F3/1055 ,  B22F2301/35 ,  B33Y80/00 ,  C22C1/045 ,  C22C1/0458 ,  C22C1/10 ,  C22C1/1084 ,  C22C33/02 ,  F17C1/00 ,  F17C1/14 ,  F17C2203/0617 ,  F17C2203/0636 ,  F17C2221/012 ,  F17C2223/0123 ,  F17C2223/035 ,  Y02P10/295

Abstract: Provided is a metal powder bonded body having excellent hydrogen embrittlement resistance, wherein the metal powder bonded body is a metallic material having excellent hydrogen embrittlement resistance, the metallic material is a metal powder bonded body manufactured by incrementally adding metal powder layer by layer, and the metal powder bonded body has characteristics of ductile fracture in an area of 80% or more of a total area of a fracture section when fractured in a hydrogen atmosphere.