Title:
THICK STEEL PLATE WITH EXCELLENT FATIGUE CHARACTERISTIC AND METHOD FOR MANUFACTURING THE SAME
Document Type and Number:
Japanese Patent JP2019166572
Kind Code:
A
Abstract:
To provide a thick steel plate with excellent fatigue characteristic and a method for manufacturing the same.SOLUTION: A thick steel plate with excellent fatigue characteristic is manufactured by a step of cooling a slab, a step where one of the two surfaces in parallel with each other and facing in a plate thickness direction of the slab is subjected to thickness-reduction processing, a step of heating the slab and a step of hot rolling the slab.SELECTED DRAWING: Figure 1
Inventors:
HIRAIDE TAKASHI
KIZUTANI SHIGEKI
OI KENJI
TAGAWA TETSUYA
KIZUTANI SHIGEKI
OI KENJI
TAGAWA TETSUYA
Application Number:
JP2019045595A
Publication Date:
October 03, 2019
Filing Date:
March 13, 2019
Export Citation:
Assignee:
JFE STEEL CORP
International Classes:
B21B1/02; B22D11/12; C21D8/02
Domestic Patent References:
| JP2016074034A | 2016-05-12 | |||
| JP2015188920A | 2015-11-02 | |||
| JPH02182347A | 1990-07-17 | |||
| JP2006263730A | 2006-10-05 | |||
| JP2017051986A | 2017-03-16 |
Foreign References:
| WO2016079978A1 | 2016-05-26 | |||
| WO2015140846A1 | 2015-09-24 |
Attorney, Agent or Firm:
Kenichiro Ochiai