JP2016023368A5

JP2016023368A5 -

Info

Publication number: JP2016023368A5
Application number: JP2014151336A
Authority: JP
Filing date: 2014-07-25
Publication date: 2017-07-20
Anticipated expiration: 2034-07-25

Claims

Containing five elements of Al, Co, Cr, Fe and Ni ,
As inevitable impurities, P is 0.005 wt% or less, Si is 0.040 wt% or less, S is 0.002 wt% or less, Sn is 0.005 wt% or less, Sb is 0.002 wt% or less, and As is 0.005 wt%. An alloy powder for use in melt lamination modeling, comprising:% or less, Mn 0.055 wt% or less, O 0.001 wt% or less, and N 0.0025 wt% or less.

As the inevitable impurities, P is 0.002 wt% or more and 0.005 wt% or less, Si is 0.010 wt% or more and 0.040 wt% or less, S is 0.001 wt% or more and 0.002 wt% or less, and Sn is 0.002 wt%. % To 0.005 wt%, Sb from 0.001 wt% to 0.002 wt%, As from 0.001 wt% to 0.005 wt%, Mn from 0.020 wt% to 0.050 wt%, and O to 0 2. The alloy powder for use in melt lamination modeling according to claim 1, wherein the alloy powder contains .0003 wt% or more and 0.001 wt% or less and N in an atomic concentration range of 0.001 wt% or more and 0.002 wt% or less.

As the inevitable impurities, P is 0.002 wt% or less, Si is 0.005 wt% or less, S is 0.001 wt% or less, Sn is 0.002 wt% or less, Sb is 0.001 wt% or less, and As is 0.00. 2. The melt additive manufacturing according to claim 1, wherein 001 wt% or less, Mn is 0.005 wt% or less, O is 0.0003 wt% or less, and N is 0.001 wt% or less in the atomic concentration range. Alloy powder to be used.

2. The alloy powder used for melt lamination modeling according to claim 1, wherein a particle size distribution of the alloy powder is in a range of 1 μm to 500 μm.

2. The alloy powder according to claim 1, wherein each of the five elements is contained in an atomic concentration range of 5 at% to 30 at%.

The alloy powder according to claim 6, wherein the difference in atomic concentration of at least four elements among the five elements is in a range of less than 3 at%.

Containing at least four of the five elements in an atomic concentration range of 15 at% to 23.75 at%, and the other one element having an atomic concentration of 5 at% to 30 at% The alloy powder according to claim 1, wherein the alloy powder is contained in a range.