The structure and performances of the large dimension steel ball made of 45 steel quenched after forging have been researched. The experiments indicate that the optimum results can be obtained under proper pro...The structure and performances of the large dimension steel ball made of 45 steel quenched after forging have been researched. The experiments indicate that the optimum results can be obtained under proper processes.展开更多
文摘The structure and performances of the large dimension steel ball made of 45 steel quenched after forging have been researched. The experiments indicate that the optimum results can be obtained under proper processes.