Title:
METHOD FOR PREVENTING SPOT WELDING CRACK OF GALVANIZED STEEL PLATE
Document Type and Number:
WIPO Patent Application WO/2019/124875
Kind Code:
A1
Abstract:
One aspect of the present invention provides a method for preventing a spot welding crack of a galvanized steel plate, which reduces a crack occurring due molten zinc having a low melting point when a galvanized advanced high strength steel (AHSS) plate is spot-welded, and can thus improve welding strength and fatigue life.
Inventors:
KWAK JAI-HYUN (KR)
Application Number:
PCT/KR2018/015843
Publication Date:
June 27, 2019
Filing Date:
December 13, 2018
Export Citation:
Assignee:
POSCO (KR)
International Classes:
B23K11/16; B23K11/11; B23K11/34; B23K101/00; B23K101/34
Foreign References:
| KR20150075719A | 2015-07-06 | |||
| JP2014223634A | 2014-12-04 | |||
| JPH0740050A | 1995-02-10 | |||
| JPH05277752A | 1993-10-26 | |||
| KR20160054035A | 2016-05-13 |
Attorney, Agent or Firm:
C&S PATENT AND LAW OFFICE (KR)
Download PDF:
Previous Patent: HINGE STRUCTURE AND ELECTRONIC DEVICE WITH THE SAME
Next Patent: BATTERY MODULE HAVING BUS BAR ASSEMBLY
Next Patent: BATTERY MODULE HAVING BUS BAR ASSEMBLY