A high temperature embrittlement occures in Fe-15Cr-4AI and Fe-20Cr-4Al alloys treatedover 1000 C.It is caused mainly by 475℃ brittleness during cooling.When a
Effect of laser scanning speed on phase constitution,microstructure,microhardness and wearresistance of laser-cladding hard facing alloy Stellite 12 has been in