简介概要

Effect of Ni on Sintering Characteristics of Short Cast Iron Fibre

来源期刊:JOURNAL OF MATERIALS SCIENCE TECHNOLOG1992年第6期

论文作者:李东春 田永君 陈世镇 于栋利 何巨龙

文章页码:417 - 420

摘    要:<正> Nickel,as the carrier through which Fe atomsdiffuse,obviously enhances the densification ofsintered compact containing short cast iron fibre.When Ni content is above 4.5 wt-% there are someaustenites in microstructure at room temperature,discontinuous cementite networks at the interfacesbetween austenites and pearlites,free graphite pre-cipitated in austenite and pores andWidmannst(?)tten carbide precipitated in austenite.When Ni content is about 12 wt-%,it leads to de-crease in densification ratio and change in fracturemorphology of sintered compact from ductile tobrittle.

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Effect of Ni on Sintering Characteristics of Short Cast Iron Fibre

李东春,田永君,陈世镇,于栋利,何巨龙

摘 要:<正> Nickel,as the carrier through which Fe atomsdiffuse,obviously enhances the densification ofsintered compact containing short cast iron fibre.When Ni content is above 4.5 wt-% there are someaustenites in microstructure at room temperature,discontinuous cementite networks at the interfacesbetween austenites and pearlites,free graphite pre-cipitated in austenite and pores andWidmannst(?)tten carbide precipitated in austenite.When Ni content is about 12 wt-%,it leads to de-crease in densification ratio and change in fracturemorphology of sintered compact from ductile tobrittle.

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