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1.发明授权公开(公告)号：US11667988B2
公开(公告)日：2023-06-06
申请号：US17842837
申请日：2022-06-17
发明人： Hongliang Yi , Zhiyuan Chang , Zhaoyuan Liu , Dapeng Yang , Xiaochuan Xiong
IPC分类号： C21D9/46 , B21D22/02 , B32B15/01 , C21D1/34 , C21D6/00 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/28 , C22C38/32
CPC分类号： C21D9/46 , B21D22/022 , B32B15/012 , C21D1/34 , C21D6/002 , C21D6/005 , C21D6/008 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/28 , C22C38/32 , C21D2211/001 , C21D2211/002 , C21D2211/005 , C21D2211/008 , C21D2211/009
摘要： The present invention relates to a hot stamped component, a precoated steel sheet used for hot stamping, and a hot stamping process. The hot stamped component of the present invention is provided with a coating of aluminium or an aluminium alloy on at least one surface of the base steel, the coating is produced by interdiffusion between the base steel and a precoating of aluminium or aluminium alloy, and the coating has a thickness of 6 to 26 μm.
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2.发明授权公开(公告)号：US11578382B2
公开(公告)日：2023-02-14
申请号：US17567498
申请日：2022-01-03
发明人： Hongliang Yi , Zhiyuan Chang , Zhaoyuan Liu , Dapeng Yang , Xiaochuan Xiong
IPC分类号： C21D9/46 , B21D22/02 , B32B15/01 , C21D1/34 , C21D6/00 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/28 , C22C38/32
摘要： The present invention relates to a hot stamped component, a precoated steel sheet used for hot stamping, and a hot stamping process. The hot stamped component of the present invention is provided with a coating of aluminium or an aluminium alloy on at least one surface of the base steel, the coating is produced by interdiffusion between the base steel and a precoating of aluminium or aluminium alloy, and the coating has a thickness of 6 to 26 μm.
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3.发明授权公开(公告)号：US11248276B2
公开(公告)日：2022-02-15
申请号：US16611880
申请日：2018-12-27
发明人： Hongliang Yi , Zhiyuan Chang , Zhaoyuan Liu , Dapeng Yang , Xiaochuan Xiong
IPC分类号： C21D9/46 , B21D22/02 , B32B15/01 , C21D1/34 , C21D6/00 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/28 , C22C38/32
摘要： The present invention relates to a hot stamped component, a precoated steel sheet used for hot stamping, and a hot stamping process. The hot stamped component of the present invention is provided with a coating of aluminium or an aluminium alloy on at least one surface of the base steel, the coating is produced by interdiffusion between the base steel and a precoating of aluminium or aluminium alloy, and the coating has a thickness of 6 to 26 μm.
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