公开(公告)号：US20170088918A1

公开(公告)日：2017-03-30

申请号：US15375380

申请日：2016-12-12

Applicant: General Electric Company

Inventor： Yan Cui ,  Ganjiang Feng ,  Srikanth Chandrudu Kottilingam ,  Shan Liu ,  David Edward Schick

IPC: C22C19/05 ,  B23K26/70 ,  B23K26/00 ,  B33Y10/00 ,  F01D9/02 ,  B33Y50/02 ,  B33Y70/00 ,  B22F1/00 ,  F01D5/28 ,  B23K26/342 ,  B33Y30/00

CPC classification number: C22C19/055 ,  B22F1/0014 ,  B22F3/1055 ,  B22F5/009 ,  B22F2003/1056 ,  B23K26/342 ,  B23K2101/001 ,  B23K2103/08 ,  B33Y10/00 ,  B33Y30/00 ,  B33Y70/00 ,  C22C1/0433 ,  C22C30/00 ,  F01D5/28 ,  F01D9/02 ,  F05D2220/30 ,  F05D2230/22 ,  F05D2230/232 ,  F05D2300/177 ,  Y02P10/295

Abstract: A nickel alloy for direct metal laser melting is disclosed. The alloy comprising includes a powder that contains about 1.6 to about 2.8 weight percent aluminum, about 2.2 to about 2.4 weight percent titanium, about 1.25 to about 2.05 weight percent niobium, about 22.2 to about 22.8 weight percent chromium, about 8.5 to about 19.5 weight percent cobalt, about 1.8 to about 2.2 weight percent tungsten, about 0.001 to about 0.05 weight percent carbon, about 0.002 to about 0.015 weight percent boron, and about 40 to about 70 weight percent nickel. Related processes and articles are also disclosed.