Title:
マグネシウム合金板、およびその製造方法
Document Type and Number:
Japanese Patent JP6937374
Kind Code:
B2
Abstract:
According to an exemplary embodiment of the present invention, a manufacturing method of a magnesium alloy plate includes: (a) solution-treating a magnesium casting material containing 0.5 to 10 wt% of zinc (Zn), 1 to 15 wt% of aluminum (Al), and a balance of magnesium (Mg) and inevitable impurities at 300 to 500 °C for 1 to 48 hours; (b) pre-heating the solution-treated magnesium casting material at 300 to 500 °C; and (c) of rolling the pre-heated magnesium casting material together with a constraint member selected by following Relational Expression 1 to satisfy Relational Expressions 2 and 3; and (d) solution-treating a thus-rolled magnesium alloy plate at 300 to 500 °C for 0.5 to 5 hours. Relational Expressions 1 to 3 are as described in the specification.
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Inventors:
Na, Hyun-Tech
Seo, Insik
Seo, Sukjeong
Kim, Sung Il
Seo, Insik
Seo, Sukjeong
Kim, Sung Il
Application Number:
JP2019534725A
Publication Date:
September 22, 2021
Filing Date:
December 21, 2017
Export Citation:
Assignee:
POSCO
International Classes:
C22C23/02; C22C23/04; C22F1/06
Domestic Patent References:
| JP2011157626A | ||||
| JP2011099140A | ||||
| JP2009275274A | ||||
| JP2010013725A |
Foreign References:
| US20140271332 | ||||
| CN1693511A | ||||
| DE102011056560A1 |
Attorney, Agent or Firm:
Hidekazu Miyoshi
Masakazu Ito
Yuko Hara
Masakazu Ito
Yuko Hara