Magnetic field tailored
Static magnetic field in laser powder bed fusion refines grains and promotes columnar-to-equiaxed transition in GH4099 superalloy, reducing mechanical anisotropy.
Chen, Chaoyue · Keqing, ZHANG · Zhao, Ruixin · Xu, Songzhe · Hu, Tao · Li, Xia · Li, X. P. · Ke, Linda · Wang, Jiang · Ren, Zhongming
Virtual and Physical Prototyping 2024
Magnetic field promotes columnar to equiaxed transition
Grain size refined
Dislocation density reduced
Tensile ductility notably improved
Mechanical anisotropy reduced