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STUDY ON EFFECTS OF TMCP TECHNOLOGY ON HP345 STEELS YIELD RATIO
Author(s): 
Pages: 8-9,18
Year: Issue:  6
Journal: Henan Metallurgy

Keyword:  HP345屈强比终轧温度卷取温度;
Abstract: 通过控轧控冷工艺试验对HP345的屈强比影响进行了研究.结果表明,终轧温度和卷取温度对HP345钢的屈强比都有较大的影响,降低终轧温度和卷取温度,均使HP345的屈强比升高;卷取温度为650℃时,屈强比明显降低;而卷取温度降至580℃时,屈强比明显升高;卷取温度在610℃~630℃区间变化时,屈强比较低而且变化不大,同时钢具有较高强度.
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