Invention Grant
- Patent Title: Plated steel plate for hot pressing and hot pressing method of plated steel plate
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Application No.: US14378575Application Date: 2013-02-08
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Publication No.: US10092938B2Publication Date: 2018-10-09
- Inventor: Shintaro Yamanaka , Jun Maki , Masao Kurosaki , Kazuhisa Kusumi
- Applicant: NIPPON STEEL & SUMITOMO METAL CORPORATION
- Applicant Address: JP Tokyo
- Assignee: NIPPON STEEL & SUMITOMO METAL CORPORATION
- Current Assignee: NIPPON STEEL & SUMITOMO METAL CORPORATION
- Current Assignee Address: JP Tokyo
- Agency: Birch, Stewart, Kolasch & Birch, LLP
- Priority: JP2012-029396 20120214
- International Application: PCT/JP2013/053070 WO 20130208
- International Announcement: WO2013/122004 WO 20130822
- Main IPC: B21D39/00
- IPC: B21D39/00 ; B21D22/02 ; C23C2/12 ; C23C2/40 ; C22C38/04 ; C23C2/20 ; C23C2/28 ; C22C38/00 ; C22C38/02 ; C22C38/06 ; C22C38/12 ; C22C38/14 ; C22C38/18 ; C23C28/00 ; C23C22/66 ; C23C22/68 ; C23C2/26 ; C21D9/48 ; C21D1/673

Abstract:
The present invention provides plated steel sheet for hot press use which is excellent in hot lubricity, coating adhesion, spot weldability, and coated corrosion resistance and a method of hot pressing plated steel sheet. The present invention is Plated steel sheet for hot press use and a method of hot pressing plated steel sheet characterized by being plated steel sheet for hot press use which contains an Al plating layer which is formed on one surface or both surfaces of said steel sheet, and a surface coating layer which is formed on said Al plating layer, said surface coating layer containing at least one Zn compound which is selected from a group comprised of Zn hydroxide, Zn phosphate, and a Zn organic acid.
Public/Granted literature
- US20150020562A1 PLATED STEEL PLATE FOR HOT PRESSING AND HOT PRESSING METHOD OF PLATED STEEL PLATE Public/Granted day:2015-01-22
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