Title:
SEAMLESS STEEL TUBE USED FOR ELECTRIC MOTOR SHAFT AND HAVING HIGH STRENGTH AND TOUGHNESS AND GOOD PROCESSING PERFORMANCE, AND MANUFACTURING METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2023/246799
Kind Code:
A1
Abstract:
Disclosed in the present invention are a seamless steel tube used for an electric motor shaft and having high strength and toughness and good processing performance, and a manufacturing method therefor. The seamless steel tube comprises Fe and inevitable impurity elements, and further comprises the following chemical elements in percentages by mass: C: 0.40-0.60%, 0
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Inventors:
LUO SUZHEN (CN)
ZHAI GUOLI (CN)
GAO ZHAN (CN)
LIU WENHAO (CN)
SUN WEN (CN)
CHEN ZHIHONG (CN)
ZHAI GUOLI (CN)
GAO ZHAN (CN)
LIU WENHAO (CN)
SUN WEN (CN)
CHEN ZHIHONG (CN)
Application Number:
PCT/CN2023/101467
Publication Date:
December 28, 2023
Filing Date:
June 20, 2023
Export Citation:
Assignee:
BAOSHAN IRON & STEEL (CN)
International Classes:
C22C38/02; C21D8/10; C21D9/08; C22C38/00; C22C38/58
Foreign References:
| US20180327881A1 | 2018-11-15 | |||
| CN104962838A | 2015-10-07 | |||
| CN112695248A | 2021-04-23 | |||
| CN113846262A | 2021-12-28 | |||
| KR20080057845A | 2008-06-25 |
Attorney, Agent or Firm:
SHANGHAI PATENT & TRADEMARK LAW OFFICE, LLC (CN)
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