位置：中游情绪：中性参考度：1/10
2025年10月10日，山西太钢不锈钢股份有限公司成功申请一项专利，名称为“一种厚规格Q690D高强钢在线淬火生产方法” ，申请公布号为CN120758783A，申请日期为2025年7月23日。
该发明聚焦钢铁冶炼领域，公开了一种厚规格Q690D高强钢在线淬火生产方法。其生产流程涵盖 “铁水预处理→转炉冶炼→LF处理→RH真空处理→连铸→坯料缓冷→铸坯加热→轧制→在线淬火→回火处理” 。该方法生产的厚规格Q690D高强钢具有特定成分：C：0.14～0.18％，Si：0.25～0.35％，Mn：1.40～...
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