Title:
NITROGEN-CONTAINING STAINLESS BEARING STEEL AND PREPARATION METHOD
Document Type and Number:
WIPO Patent Application WO/2018/107311
Kind Code:
A1
Abstract:
A nitrogen-containing stainless bearing steel, comprising the following components in percentage by weight: C: 0.18-0.23%; N: 0.25-0.67%; Co≤0.50%; Cr: 14.00-18.00%; W: 0.50-1.50%; Mo≤1.5%; V≤0.15%; Ni: 1.00-2.00%; Si≤0.80%; Mn≤0.70%; Se≤0.02%; Al≤0.03%; Re≤0.03%; and the balance of Fe. A preparation method for the nitrogen-containing stainless bearing steel.
Inventors:
SUN RUITAO (CN)
LI YONGDONG (CN)
LI YONGDONG (CN)
Application Number:
PCT/CN2016/109390
Publication Date:
June 21, 2018
Filing Date:
December 12, 2016
Export Citation:
Assignee:
SUN RUITAO (CN)
LI YONGDONG (CN)
LI YONGDONG (CN)
International Classes:
C22C38/40; C22C38/44; C22C38/46; C22C38/52; C22C38/60
Foreign References:
| CN104018083A | 2014-09-03 | |||
| CN106062233A | 2016-10-26 | |||
| JP2006097040A | 2006-04-13 | |||
| CN106555129A | 2017-04-05 |
Attorney, Agent or Firm:
QINGDAO ZHIJIA INTELLECTUAL PROPERTY AGENCY FIRM (GENERAL PARTNERSHIP ) (CN)
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