[G] Heat Resistance Materials

10:30 AM - 10:45 AM JST(1:30 AM - 1:45 AM UTC)

[42] High-temperature tensile elongation of heat-treated IN738LC laser powder bed fusion products

○Kosuke Kuwabara¹, Masahiro Kusano¹, Fabien Briffod¹, Toshio Osada¹, Makoto Watanabe¹ (1. National Institute for Materials Science)

Keywords:

additive manufacturing,laser powder bed fusion,nickel-base superalloy,heat tratment,high-temperature ductility

High-temperature tensile elongation of heat-resistant nickel-base superalloy IN738LC laser powder bed fusion products was investigated after heat treatment. Microstructures and associated high-temperature tensile behavior were evaluated for each heat treatment condition.