A series of high-Cr cast irons (15Cr-2Mo type) samples of 5 different carbon contents range from 2-4%, and consequently the volume contents of the M_7C_3 carbides range from 9 to 42% are prepared.
通过改变高铬铸铁中的碳含量，而保持其它组分基本不变，得到M_7C_3型碳化物含量在9～42%之间的一系列合金。
A series of high-Cr cast irons (15Cr-2Mo type) samples of 5 different carbon contents range from 2-4%, and consequently the volume contents of the M_7C_3 carbides range from 9 to 42% are prepared.
通过改变高铬铸铁中的碳含量，而保持其它组分基本不变，得到M_7C_3型碳化物含量在9～42%之间的一系列合金。
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