A new point of view on the homogenization treatment has been proposed.It is supposed that a little liquid in the alloy may promote the homogenization process in some aspects and reduce the time for eliminating the Lav...A new point of view on the homogenization treatment has been proposed.It is supposed that a little liquid in the alloy may promote the homogenization process in some aspects and reduce the time for eliminating the Laves-phase in alloy GH169.The microprocess of the elimination of Laves-phase in the case of a little liquid existing in the alloy has also been described.展开更多
Effects of cold rolling on the microstructure and mechanical properties of Fe-Ni-Mn-Mo-Ti-Cr maraging steels were studied.To investigate the microstructure and mechanical properties,optical microscopy,scanning electro...Effects of cold rolling on the microstructure and mechanical properties of Fe-Ni-Mn-Mo-Ti-Cr maraging steels were studied.To investigate the microstructure and mechanical properties,optical microscopy,scanning electron microscopy,X-ray diffraction,tensile test,and hardness test were used.The results show that the solution-annealing treatment in the cold-rolled steel redounds to the formation of sub-microcrystalline Fe2（Mo,Ti） Laves phase particles,which are stable at high temperatures.These secondary Laves phase particles prevent from recrystallization at high temperatures and correspond to semi-brittle fracture in the subsequent aging treatment.展开更多
文摘A new point of view on the homogenization treatment has been proposed.It is supposed that a little liquid in the alloy may promote the homogenization process in some aspects and reduce the time for eliminating the Laves-phase in alloy GH169.The microprocess of the elimination of Laves-phase in the case of a little liquid existing in the alloy has also been described.
文摘Effects of cold rolling on the microstructure and mechanical properties of Fe-Ni-Mn-Mo-Ti-Cr maraging steels were studied.To investigate the microstructure and mechanical properties,optical microscopy,scanning electron microscopy,X-ray diffraction,tensile test,and hardness test were used.The results show that the solution-annealing treatment in the cold-rolled steel redounds to the formation of sub-microcrystalline Fe2（Mo,Ti） Laves phase particles,which are stable at high temperatures.These secondary Laves phase particles prevent from recrystallization at high temperatures and correspond to semi-brittle fracture in the subsequent aging treatment.
