定义 中文名称: 超洁净钢 英文名称: super-clean steel 定义: 对钢中杂质元素的含量的控制比洁净钢更为严格的钢。一般要求控制硫、磷、氢、氧、氮等杂质元素含量的总和不大于0.01%。 应用学科: 材料科学技术(
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超级钢的主要特征是高洁净度和超细晶粒组织,在不增加任何合金元素的情况下,其强度、韧性和使用寿命提高一倍。
Ultra steel is characterized by its higher cleanness and ultra-fine grain, thus it has higher strength, toughness and longer life even without addition of more alloying elements.
研究了低碳钢、普通市售x65钢和高洁净度X65钢三种超细晶粒钢焊接haz的晶粒长大倾向。
In this paper, the grain growth in the HAZ of three kinds of ultra - fine grain steels such as low carbon steel, commercial X65 steel and high purity X65 steel were evaluated.
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