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8月19日，江苏甬金金属科技有限公司成功申请一项专利，名称为“一种车轮毂盖用高强度不锈钢及其加工工艺” ，申请公布号为CN120505484A，申请日期是2025年7月22日。

此发明聚焦于不锈钢加工技术领域，公开了一种车轮毂盖用高强度不锈钢及其加工工艺。其具体加工工艺如下：首先称取不锈钢原料，在氮气加压的环境下进行熔炼，并通过保护浇注的方式得到铸锭。随后，对铸锭进行热锻热轧处理，从而获得热轧板。接着对热轧板实施固溶处理，之后水淬。

完成上述步骤后，依次进行多道次冷轧以及单道次液氮保温冷..

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