Plastic deformation behavior of Mg97Zn1Y2 extruded alloys

Transactions of Nonferrous Metals Society of China (English Edition)

Volumn 20, Issue 7, 2010, Pages 1259-1268

  Hagihara, K ^a   Klnoshita, A ^a   Sugino, Y ^a   Yamasaki, M ^b   Kawamura, Y ^b   Yasuda, H Y ^a   Umakoshi, Y ^c  

^a OSAKA UNIVERSITY   (Japan)

^b KUMAMOTO UNIVERSITY   (Japan)

^c NATIONAL INSTITUTE FOR MATERIALS SCIENCE   (Japan)

Author keywords

Dislocation; LPSO phase; Plastic deformation; Twinning; Yield stress

Indexed keywords

COMPRESSION TESTING; DISLOCATIONS (CRYSTALS); EXTRUSION; GRAIN REFINEMENT; MECHANICAL PROPERTIES; PLASTIC DEFORMATION; REINFORCED PLASTICS; TWINNING; YIELD STRESS;

HARDENING PHASIS; LONG PERIOD STACKING ORDERED PHASE; LPSO PHASE; PLASTIC BEHAVIOR; PLASTIC DEFORMATION BEHAVIOR; REINFORCED FIBERS; STRENGTHENING MECHANISMS; TWO-PHASE ALLOYS;

TENSILE STRENGTH;

EID: 77957167864     PISSN: 10036326     EISSN: None     Source Type: Journal    
DOI: 10.1016/S1003-6326(09)60288-0     Document Type: Article

References (13)

1. KAWAMURA Y, HAYASHIK, INOUE A, MASUMOTO T. Rapidly solidified powder metallurgy Mg97Zn1Y2 alloys with excellent tensile yield strength above 600 MPa [J]. Materials Transactions, 2001, 42: 1172-1176.
2. INOUE A, MATSUSHITA M, KAWAMURA Y, AMIYA K, HAYASHI K, ROIRE J. Novel hexagonal structure of ultra-high strength magnesium-based alloys [J]. Materials Transactions, 2002, 43: 580-584.
3. 12YZn with 18R long-period stacking ordered structure [J]. Intermetallics, 2010, 18: 267-276.
4. YAMASARI M, HASHIMOTO K, HAGIHARA K, NODA M, KAWAMURA Y. Influence of dendrite arm spacing on multimodal microstructure evolution in extruded Mg-Zn-Y alloy with high strength and increased ductility [J]. Submitted to Acta materialia.
5. 12ZnY phase in a high, strength. Mg-Zn-Zr-Y magnesium alloy [J]. Journal of Materials Science Letters, 2000, 19: 813-815.
6. KOIKE J. Enhanced deformation mechanisms by anisotropic plasticity in polycrystalline Mg alloys at room, temperature [J]. Metallurgical and Materials Transactions A, 2005, 36: 1689-1696.
7. MEYERS M A, VORINGER O, LUBARDA V A. The onset of twinning in metals: A constitutive description. [J]. Acta Materialia, 2001, 49: 4025-4039.
8. CHINO Y, KIMURA K, MABUCHI M. Twinning behavior and deformation mechanisms of extruded AZ31 Mg alloy [J]. Materials Science and Engineering A, 2008, 486: 481-488.
9. CAHOON J R, PAXTON H W. The mechanical properties of some unidirectionally solidified aluminium alloys. Part 1: Room temperature properties [J]. Transactions of the Metallurgical Society of AIME, 1969, 245: 1401-1409.
10. YOO M H. Slip, twinning, and fracture in hexaganal close-packed metals [J]. Metallurgical Transactions A, 1981, 12: 409-418.
11. AGNEW S R, YOO M H, TOMEC N. Application of texture simulation, to understanding mechanical behavior of Mg and solid solution, alloys containing Li or Y [J]. Acta Materialia, 2001, 49: 4277-4289.
12. ANDERSSON P, CÁCERES C H, KOIRE J. Hall-Petch parameters for tension and compression, in cast Mg [J]. Materials Science Forum, 2003, 419/422: 123-128.
13. CÁCERES C H, SUMITOMO T, VEIDT M. Pseudoelastic behaviour of cast magnesium AZ91. alloy under cyclic loading-unloading [J]. Acta Materialia, 2003, 51: 6211-6218.