A.**晶粒度**
金属平均晶粒度评定——ASTM E112
黑白区域与晶粒度评定——BW 2003-01
B.微观结构
1.奥氏体铁氧体
<img src="data:image/png;base64,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碳化物
4.珠光体
5.上贝氏体
6.下贝氏体
7.粒状贝氏体
C.马氏体
8.马氏体
