ISO 5755-2:1987 燒結(jié)金屬材料規(guī)范.第2部分:結(jié)構(gòu)部件用的含一種元素或二種元素碳和銅的燒結(jié)鐵和燒結(jié)鋼
Sintered metal materials; Specifications; Part 2 : Sintered iron and sintered steel containing one or both of the elements carbon and copper, used for structural parts