Title:
ARMOR PLATE WITH 2000MPA-GRADE TENSILE STRENGTH, AND MANUFACTURING METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2017/036338
Kind Code:
A1
Abstract:
An armor plate with 2000MPa-grade tensile strength and 600-grade Brinell Hardness, and a manufacturing method therefor. Mass percentages of chemical elements of the armor plate are as follows: C: 0.35 to 0.45%; Si: 0.80 to 1.60%; Mn: 0.3 to 1.0%; Al: 0.02 to 0.06%; Ni: 0.3 to 1.2%; Cr: 0.30 to 1.00%; Mo: 0.20 to 0.80%; Cu: 0.20 to 0.60%; Ti: 0.01 to 0.05%; and B: 0.001 to 0.003%; the rest are Fe and inevitable impurities. The tensile strength of the armor plate reaches a grade of 2000 MPa, and the Brinell hardness thereof reaches a grade of 600.
Inventors:
ZHAO XIAOTING (CN)
LI FENGBIN (CN)
YAO LIANDENG (CN)
LI HONGBIN (CN)
LI FENGBIN (CN)
YAO LIANDENG (CN)
LI HONGBIN (CN)
Application Number:
PCT/CN2016/096636
Publication Date:
March 09, 2017
Filing Date:
August 25, 2016
Export Citation:
Assignee:
BAOSHAN IRON & STEEL (CN)
International Classes:
C21D8/02; C22C38/54
Domestic Patent References:
| WO2001048256A1 | 2001-07-05 |
Foreign References:
| CN105088090A | 2015-11-25 | |||
| CN1308144A | 2001-08-15 | |||
| CN103993235A | 2014-08-20 | |||
| DE19508947A1 | 1996-09-19 |
Other References:
See also references of EP 3342885A4
Attorney, Agent or Firm:
SHANGHAI PATENT & TRADEMARK LAW OFFICE, LLC (CN)
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