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1. WO2021004579 - NCKEL BASE ALLOY FOR POWDER AND METHOD FOR PRODUCING A POWDER

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Publication Number WO/2021/004579
Publication Date 14.01.2021
International Application No. PCT/DE2020/100574
International Filing Date 01.07.2020
IPC
C22C 19/05 2006.01
CCHEMISTRY; METALLURGY
22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
CALLOYS
19Alloys based on nickel or cobalt
03based on nickel
05with chromium
C22C 1/04 2006.01
CCHEMISTRY; METALLURGY
22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
CALLOYS
1Making non-ferrous alloys
04by powder metallurgy
C22F 1/10 2006.01
CCHEMISTRY; METALLURGY
22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
FCHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS OR NON-FERROUS ALLOYS
1Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
10of nickel or cobalt or alloys based thereon
CPC
B22F 1/0003
BPERFORMING OPERATIONS; TRANSPORTING
22CASTING; POWDER METALLURGY
FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER
1Special treatment of metallic powder, e.g. to facilitate working, to improve properties
0003Metallic powders per se; Mixtures of metallic powders; Metallic powders mixed with a lubricating or binding agent
B22F 1/0048
BPERFORMING OPERATIONS; TRANSPORTING
22CASTING; POWDER METALLURGY
FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER
1Special treatment of metallic powder, e.g. to facilitate working, to improve properties
0003Metallic powders per se; Mixtures of metallic powders; Metallic powders mixed with a lubricating or binding agent
0007Metallic powder characterised by its shape or structure, e.g. fibre structure
0048Spherical powder
B22F 2009/0824
BPERFORMING OPERATIONS; TRANSPORTING
22CASTING; POWDER METALLURGY
FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER
9Making metallic powder or suspensions thereof
02using physical processes
06starting from liquid material
08by casting, e.g. through sieves or in water, by atomising or spraying
082atomising using a fluid
0824with a specific atomising fluid
B22F 2009/0844
BPERFORMING OPERATIONS; TRANSPORTING
22CASTING; POWDER METALLURGY
FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER
9Making metallic powder or suspensions thereof
02using physical processes
06starting from liquid material
08by casting, e.g. through sieves or in water, by atomising or spraying
082atomising using a fluid
0844in controlled atmosphere
B22F 2009/0848
BPERFORMING OPERATIONS; TRANSPORTING
22CASTING; POWDER METALLURGY
FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER
9Making metallic powder or suspensions thereof
02using physical processes
06starting from liquid material
08by casting, e.g. through sieves or in water, by atomising or spraying
082atomising using a fluid
0848Melting process before atomisation
B22F 2998/00
BPERFORMING OPERATIONS; TRANSPORTING
22CASTING; POWDER METALLURGY
FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER
2998Supplementary information concerning processes or compositions relating to powder metallurgy
Applicants
  • VDM METALS INTERNATIONAL GMBH [DE]/[DE]
Inventors
  • SCHMIDT, Christina
  • HECKMANN, Andreas
Agents
  • CICHY, Wolfgang
Priority Data
10 2019 118 219.005.07.2019DE
10 2020 116 858.626.06.2020DE
Publication Language German (DE)
Filing Language German (DE)
Designated States
Title
(DE) NICKEL-BASISLEGIERUNG FÜR PULVER UND VERFAHREN ZUR HERSTELLUNG EINES PULVERS
(EN) NCKEL BASE ALLOY FOR POWDER AND METHOD FOR PRODUCING A POWDER
(FR) ALLIAGE À BASE DE NICKEL POUR POUDRE ET PROCÉDÉ DE FABRICATION D'UNE POUDRE
Abstract
(DE)
Nickel-Basislegierung für Pulver, wobei die Gehalte (in Gew.-%) wie folgt definiert sind: C max. 0,5 % S max. 0,15 %, insbesondere max. 0,03 % N max. 0,25 % Cr 14 - 35 %, insbesondere 17 - 28 % Ni Rest (> 38 %) Mn max. 4 % Si max. 1,5 % Mo > 0 - 22 % Ti < 4 %, insbesondere < 3,25 % Nb bis 6,0 % Cu bis 3 %, insbesondere bis 0,5 % Fe < 50 % P max. 0,05 %, insbesondere max. 0,04 % AI bis 3,15 %, insbesondere bis 2,5 % Mg max. 0,015 % V max. 0,6 % Zr max. 0,12 %, insbesondere max. 0,1 % W bis 4,5 %, insbesondere bis max. 3 % Co bis 28 % B < 0,125 % O > 0,00001 - 0,1 % und herstellungsbedingte Verunreinigungen, wobei gilt: Ni + Fe + Co 56 - 80 % Nb + Ta < 6,0 %.
(EN)
The invention relates to a powder wherein the contents (in wt.%) are defined as follows: C max. 0.5 %, S max. 0.15 %, in particular max. 0.03 %, N max. 0.25 %, Cr 14 - 35 %, in particular 17 - 28 %, Ni radical (> 38 %), Mn max. 4 %, Si max. 1.5 %, Mo > 0 - 22 %, Ti < 4 %, in particular < 3.25 %, Nb up to 6.0 %, Cu up to 3 %, in particular up to 0.5 %, Fe < 50 %, P max. 0.05 %, in particular max. 0.04 %, AI up to 3.15 %, in particular up to 2.5 %, Mg max. 0.015 %, V max. 0.6 %, Zr max. 0.12 %, in particular max. 0.1 %, W up to 4.5 %, in particular up to max. 3 %, Co up to 28 %, B < 0.125 %, O > 0.00001 - 0.1 % and impurities due to production, wherein Ni + Fe + Co represents 56 - 80 % Nb + Ta < 6.0 %.
(FR)
Alliage à base de nickel pour poudre, les teneurs (% en poids) étant définies comme suit : 0,5 % de C maximum, 0,15 % de S maximum, en particulier 0,03 % maximum, 0,25 % de N maximum, de 14 à 35 % de Cr, en particulier de 17 à 28 %, le reste étant du Ni (> 38 %), 4 % de Mn maximum, 1,5 % de Si maximum, de 0 à 22 % de Mo, moins de 4 % de Ti, en particulier moins de 3,25 %, jusqu'à 6,0 % de Nb, jusqu'à 3 % de Cu, en particulier jusqu'à 0,5 %, moins de 50 % de Fe, 0,05 % de P maximum, en particulier 0,04 % maximum, jusqu'à 3,15 % d'Al, en particulier jusqu'à 2,5 %, 0,015 % de Mg maximum, 0,6 % de V maximum, 0,12 % de Zr maximum, en particulier 0,1 % maximum, jusqu'à 4,5 % de W, en particulier jusqu'à 3 % maximum, jusqu'à 28 % de Co, moins de 0,125 % de B, de 0,00001 à 0,1 % d'O et des impuretés liées à la fabrication, la somme de Ni + Fe + Co étant comprise entre 56 et 80 % et la somme de Nb + Ta étant inférieure à 6,0 %.
Also published as
DE102020116858
Latest bibliographic data on file with the International Bureau
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