It is supposed that the Heusler phase solution resulting from the strong magnetic field treatment improves the mechanical property of the NiAl intermetallic alloy.

• Heusler相在晶界处析出可能是导致合金室温强度低、韧性差的主要原因,强磁场处理改善了这一情形,使合金固溶强化加强,提高其力学性能。