The new product eliminates an undesirable environmental hazard.The results show that the superior machinability of tin-added steels can be attributed to the aggregation of tin at ferrite grai...

• 研究结果表明,锡提高钢切削性能的原理主要是其在铁素体晶界、硫化锰界面处的偏聚,以及锡的熔融金属脆性。