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锈钢板的综合性能分析

发布时间:2019-4-13 16:56:41 发布者:山东华建钢铁有限公司 所属类别:锈钢板资讯

  1)锈蚀钢板的钢锭的成分偏析比较严重,特别是C、S、P等元素。冶炼和铸锭时应予以注意。

  YOUYUDAGANGDINGDENINGGUJIEJINGHUANMAN,XIXIAODEJIAZAWUYOUJIHUIJUJIERXINGCHENGCUDADEROUYANKEJIANHUOCHAOSHENGBOTANSHANGNENGGOUJIANCHACHUDEDAJIAZAWU,GANGDINGDEXIABUCHANGCHUXIANGUISUANYANCHENJIDUI,DUANZAOSHIYINGYUYIQIECHU。

  2)锈蚀钢板在锻造后常常得到粗大而不均匀的再结晶晶粒,奥氏体的晶粒度,一般是在3~4级,有时还会更大。锈蚀钢板不能一火锻成,需要进行多次加热、少锻造。由于这些特点,加之偏析和夹杂物的影响,所以锈蚀钢板应保证心部能够锻透,锻造比应在2.5~4范围内,以使钢锭内部组织均匀化,裂纹和疏松得到焊合

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