Title:
RESISTANCE SPOT WELDING METHOD FOR STEEL PARTS
Document Type and Number:
WIPO Patent Application WO/2024/055471
Kind Code:
A1
Abstract:
A resistance spot welding method for steel parts. The method comprises: acquiring steel parts, wherein the steel parts comprise a first part and a second part; performing a heat treatment on at least one region to be welded of the steel parts, such that a metal element in a metal plating undergoes an alloying reaction with an iron element in the parts to form an alloy layer in the region to be welded; and making a region to be welded of the first part come in contact with a region to be welded of the second part, and welding, by means of a resistance spot welding apparatus, the regions to be welded, so as to form a weld nugget (6).
Inventors:
ZHANG YONGQIANG (CN)
ZHU GUOSEN (CN)
WANG SONGTAO (CN)
LI XUETAO (CN)
FU CAN (CN)
WANG PENGBO (CN)
YI RIGUI (CN)
JU JIANBIN (CN)
YU YANG (CN)
WANG BAOCHUAN (CN)
WANG HAIQUAN (CN)
LIU LIBIN (CN)
ZHU GUOSEN (CN)
WANG SONGTAO (CN)
LI XUETAO (CN)
FU CAN (CN)
WANG PENGBO (CN)
YI RIGUI (CN)
JU JIANBIN (CN)
YU YANG (CN)
WANG BAOCHUAN (CN)
WANG HAIQUAN (CN)
LIU LIBIN (CN)
Application Number:
PCT/CN2022/142914
Publication Date:
March 21, 2024
Filing Date:
December 28, 2022
Export Citation:
Assignee:
SHOUGANG GROUP CO LTD (CN)
International Classes:
B23K11/11; B23K11/34; B23K103/04
Foreign References:
| CN113441826A | 2021-09-28 | |||
| US20110123825A1 | 2011-05-26 | |||
| CN113134671A | 2021-07-20 |
Attorney, Agent or Firm:
BEIJING BRIGHT & RIGHT LAW FIRM (CN)
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