公开(公告)号：DE69916983T2

公开(公告)日：2005-06-09

申请号：DE69916983

申请日：1999-12-23

Applicant: UNITED TECHNOLOGIES CORP

Inventor： SCHIRRA JOHN JOSEPH ,  GIUGNO RALPH ,  GUSTAFSON WALTER FREDERICK ,  MARCIN JOHN JOSEPH JR ,  SAMUELSON JEFFREY WILLIAM ,  NORTON DELWYN EARLE ,  NUNES JAY JOHN

IPC: C22C19/05 ,  B22D17/00 ,  B22D21/00 ,  C22C1/02 ,  C22C19/03 ,  C22C19/07 ,  C22F1/00 ,  C22F1/10 ,  C23C20060101 ,  F02C7/00

Abstract: A die cast article composed of nickel base superalloy IN 718 is disclosed. The microstructure is characterized by an absence of flowlines and includes a fine average grain size, e.g., ASTM 3 or smaller. A method of heat treating the articles is also disclosed. Exemplary articles include gas turbine engine components, such as blades, vanes, cases and seals.

公开(公告)号：DE69916983D1

公开(公告)日：2004-06-09

申请号：DE69916983

申请日：1999-12-23

Applicant: UNITED TECHNOLOGIES CORP

Inventor： SCHIRRA JOHN JOSEPH ,  GIUGNO RALPH ,  GUSTAFSON WALTER FREDERICK ,  MARCIN JOHN JOSEPH JR ,  SAMUELSON JEFFREY WILLIAM ,  NORTON DELWYN EARLE ,  NUNES JAY JOHN

IPC: C22C19/05 ,  B22D17/00 ,  B22D21/00 ,  C22C1/02 ,  C22C19/03 ,  C22C19/07 ,  C22F1/00 ,  C22F1/10 ,  C23C20060101 ,  F02C7/00

Abstract: A die cast article composed of nickel base superalloy IN 718 is disclosed. The microstructure is characterized by an absence of flowlines and includes a fine average grain size, e.g., ASTM 3 or smaller. A method of heat treating the articles is also disclosed. Exemplary articles include gas turbine engine components, such as blades, vanes, cases and seals.

公开(公告)号：AT266103T

公开(公告)日：2004-05-15

申请号：AT99310535

申请日：1999-12-23

Applicant: UNITED TECHNOLOGIES CORP

Inventor： SCHIRRA JOHN JOSEPH ,  GIUGNO RALPH ,  GUSTAFSON WALTER FREDERICK ,  MARCIN JOHN JOSEPH JR ,  SAMUELSON JEFFREY WILLIAM ,  NORTON DELWYN EARLE ,  NUNES JAY JOHN

IPC: C22C19/05 ,  B22D17/00 ,  B22D21/00 ,  C22C1/02 ,  C22C19/03 ,  C22C19/07 ,  C22F1/00 ,  C22F1/10 ,  C23C20060101 ,  F02C7/00

Abstract: A die cast article composed of nickel base superalloy IN 718 is disclosed. The microstructure is characterized by an absence of flowlines and includes a fine average grain size, e.g., ASTM 3 or smaller. A method of heat treating the articles is also disclosed. Exemplary articles include gas turbine engine components, such as blades, vanes, cases and seals.