论文部分内容阅读
一、高速鋼的种类高速钢是按照钨系和钼系来区分的。这种区分很自然地表现在目前AISI标准之中的约25个品种的高速钢中,在此标准中钨系
First, the type of high-speed steel High-speed steel is in accordance with the Department of tungsten and molybdenum to distinguish. This distinction is naturally manifested in about 25 varieties of high-speed steels, among the current AISI standards, in which the tungsten