Title:
HIGH-PLASTICITY STEEL AND MANUFACTURING METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2023/246898
Kind Code:
A1
Abstract:
Provided in the present invention are a high-plasticity steel and a manufacturing method therefor. The steel comprises the following components in percentages by mass: 0.10-0.35% of C, 0.8-2.0% of Si, 1.0-3.0% of Mn, less than or equal to 0.02% of P, less than or equal to 0.005% of S, 0.1-2.0% of Al, and less than or equal to 0.005% of N, with the balance being Fe and other inevitable impurities. The steel of the present invention can achieve good matching among a low yield strength, a low yield ratio, a high tensile strength and an ultrahigh elongation, and can be widely applied to components, which have complex shape requirements, or other parts, which require high-strength thinning, of commercial vehicles or passenger vehicles, etc.
Inventors:
WANG HUANRONG (CN)
ZHANG CHEN (CN)
YANG ANA (CN)
PANG HOUJUN (CN)
FAN JIAJIE (CN)
LU MIN (CN)
ZHANG CHEN (CN)
YANG ANA (CN)
PANG HOUJUN (CN)
FAN JIAJIE (CN)
LU MIN (CN)
Application Number:
PCT/CN2023/101832
Publication Date:
December 28, 2023
Filing Date:
June 21, 2023
Export Citation:
Assignee:
BAOSHAN IRON & STEEL (CN)
International Classes:
C22C38/00; C21D6/00; C22C38/06; C22C38/28; C22C38/38
Domestic Patent References:
| WO2007132600A1 | 2007-11-22 |
Foreign References:
| CN105925887A | 2016-09-07 | |||
| CN104532126A | 2015-04-22 | |||
| CN108018493A | 2018-05-11 | |||
| CN108018498A | 2018-05-11 | |||
| CN106119702A | 2016-11-16 |
Attorney, Agent or Firm:
WATSON & BAND INTELLECTUAL PROPERTY AGENT LTD. (CN)
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