Reversed austenite, carbide and martensite transformed by the reversed austenite also have significant influence on low-temperature toughness of 9Ni steel.
回转奥氏体、碳化物及回转奥氏体诱发相变生成的马氏体等均对低温韧度产生重要影响。
The influences of process parameters on the forming rules of reversed austenite were analyzed through measuring the expansion curves by thermal expansion method.
采用热膨胀的方法，测定不同工艺下的膨胀曲线来分析工艺参数对逆转奥氏体生成规律的影响。
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