废钢,指的是钢铁厂生产过程中不成为产品的钢铁废料(如切边、切头等)以及使用后报废的设备、构件中的钢铁材料,成分为钢的叫废钢;成分为生铁的叫废铁,统称废钢。 目前世界每年产生的废钢总量为3~4亿吨,约占钢总产量的45~50%,其中85~90%用作炼钢原料,10~15%用于铸造、炼铁和再生钢材。
The electric furnace steel-making taking scrap steel as primary charge has a very good market prospect.
以废钢为主要原料的电炉炼钢具有很好的市场前景。
参考来源 - 钢中铈与锡的交互作用研究·2,447,543篇论文数据,部分数据来源于NoteExpress
以上海世博会建设场馆废钢材为原料的环保雕塑。
The environmental protection sculpture made of discarded steels of the Expo pavilions.
几个船运代理讲的是大批准备发往中国的废钢在美西港口困住了。
Several ship brokers refer to a vast order of scrap metal stuck on America’s West Coast that was bound for China.
所用材料有石墨、高硅铸铁、铅银合金、铂、甚至废钢轨等。
These are graphite, high silicon cast iron, lead silver alloy, platinum, and even scrap steel rails.
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