Invention Grant
- Patent Title: Hot stamped component, precoated steel sheet used for hot stamping and hot stamping process
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Application No.: US17842837Application Date: 2022-06-17
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Publication No.: US11667988B2Publication Date: 2023-06-06
- Inventor: Hongliang Yi , Zhiyuan Chang , Zhaoyuan Liu , Dapeng Yang , Xiaochuan Xiong
- Applicant: IRONOVATION MATERIALS TECHNOLOGY CO., LTD.
- Applicant Address: CN Jiangsu
- Assignee: Ironovation Materials Technology Co., Ltd.
- Current Assignee: Ironovation Materials Technology Co., Ltd.
- Current Assignee Address: CN Jiangsu
- Agency: Morgan, Lewis & Bockius LLP
- Priority: CN 1810401259.5 2018.04.28
- Main IPC: C21D9/46
- IPC: C21D9/46 ; B21D22/02 ; B32B15/01 ; C21D1/34 ; C21D6/00 ; C22C38/02 ; C22C38/04 ; C22C38/06 ; C22C38/28 ; C22C38/32
Abstract:
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.
Public/Granted literature
- US20220325370A1 HOT STAMPED COMPONENT, PRECOATED STEEL SHEET USED FOR HOT STAMPING AND HOT STAMPING PROCESS Public/Granted day:2022-10-13
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