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2025 年 8 月 5 日，山西太钢不锈钢股份有限公司成功申请一项名为“一种 HPP 设备用沉淀硬化型不锈钢”的专利，申请公布号为 CN120425269A，申请日期为 2025 年 4 月 17 日 。

该发明公开了一种特定的 HPP 设备用沉淀硬化型不锈钢 。其化学成分按质量百分比有明确规定：碳含量≤0.05％，铬处于 14.0～15.5％区间，镍为 5.0～6.0％，铜在 2.5～4.5％范围，钼为 1.5～2.5％，钴是 0.2～1.0％，铌为 0.25～0.45％，锰≤1.0％，硅≤1.0％，磷≤0.035％，硫≤0.03％ ，剩余部分为铁以及不..

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