Fracture behaviors of AZ80 magnesium alloy during multiple forging processes

Transactions of Nonferrous Metals Society of China (English Edition)

Volumn 16, Issue 4, 2006, Pages 922-926

  Guo, Qiang ^a   Yan, Hong Ge ^a   Chen, Zhen Hua ^a   Zhang, Hui ^a  

^a HUNAN UNIVERSITY   (China)

Author keywords

AZ80 magnesium alloy; Cracks; Fracture behaviors; Multiple forging

Indexed keywords

CRACK INITIATION; CRACK PROPAGATION; DEFORMATION; FORGING; FRACTURE; GRAIN BOUNDARIES; INTERFACES (MATERIALS); MICROCRACKING; MICROCRACKS; NUCLEATION; TENSILE STRESS;

AZ80 MAGNESIUM ALLOY; FRACTURE BEHAVIORS; HOOP TENSILE STRESS; MULTIPLE FORGING; PLASTIC STRAIN INCOMPATIBILITY;

MAGNESIUM ALLOYS;

EID: 33750998548     PISSN: 10036326     EISSN: None     Source Type: Journal    
DOI: 10.1016/S1003-6326(06)60352-X     Document Type: Article

References (20)

1. MORDIKE B L, EBERT T. Magnesium properties-applications-potential[J]. Mater Sci Eng A, 2001, A302: 37-45.
2. KOIKE J, OHYAMA R. Geometrical criterion for the activation of prismatic slip in AZ61 Mg alloy sheets deformed at room temperature[J]. Acta Mater, 2005, 53: 1963-1972.
3. OGAWA N, SHIOMI M, OSAKADA K. Forming limit of magnesium alloy at elevated temperatures for precision forging[J]. Int J Mach Tool Manu, 2002, 42(5): 607-614.
4. STAEHLER J M, PREDEBON W W. Micromechanisms of deformation in high-purity hot-pressed alumina[J]. Mater Sci Eng A, 2000, A291: 37-45.
5. WANG X S, LU X, WANG D H. Investigation of surface fatigue microcrack growth behavior of cast Mg-Al alloy[J]. Mater Sci Eng A, 2004, A364: 11-16.
6. LU Y Z, WANG Q D, DING W J. Fracture behavior of AZ91 magnesium alloy[J]. Mater Lett, 2000, 44: 265-268.
7. YUAN G Y, WANG Q D, DING W J. High temperature deformation behavior of permanent casting AZ91 alloy with and without Sb addition[J]. J Mater Sci, 2002, 37: 127-132.
8. KLEINER S, BEFFORT O, UGGOWITZER P J. Microstructure evolution during reheating of an extruded Mg-Al-Zn alloy into the semisolid state[J]. Scripta Mater, 2004, 51: 405-410.
9. w/AZ91 magnesium matrix composite during in-situ TEM straining[J]. J Mater Sci, 2003, 38: 2647-2654.
10. KLEINER S, BEFFORT O, WAHLEN A, UGGOWITZER P J. Microstructure and mechanical properties of squeeze cast and semi-solid cast Mg-Al alloys[J]. J Light Met, 2002, 2: 277-280.
11. 3Al[J]. Mater Sci Eng A, 1995, A192/193: 14-23.
12. POLMEAR I J. Recent developments in light alloys[J]. Mater Trans, JIM, 1996, 37: 12-31.
13. KIM H K, KIM W J. Microstructural instability and strength of an AZ31 Mg alloy after severe plastic deformation[J]. Mater Sci Eng A, 2004, A385: 300-308.
14. VALIEV R Z, ISLAMGALIEV R K, ALEXANDROV I V. Bulk nanostructured materials from severe plastic deformation[J]. Prog Mater Sci, 2000, 45: 103-189.
15. JIANG H, ZHU Y T, BUTT D P. Microstructural evolution, microhardness and thermal stability of HPT-processed Cu[J]. Mater Sci Eng A, 2000, A290: 128-138.
16. LI Y, LI S X, LI G Y. The dislocation structure evolution of deformation band and crack formation in a copper bicrystal with a perpendicular grain boundary[J]. Mater Sci Eng A, 2004, A372: 221-228.
17. BELYAKOV A, SAKAI T, MIURA H, KAIBYSHEV R. Substructures and internal stress developed under warm severe deformation of austenitic stainless steel[J]. Scripta Mater, 2000, 42: 319-325.
18. BELYAKOV A, SAKAI T, MIURA H, TSUZAKI K. Grain refinement in copper under large strain deformation[J]. Philo Mag A, 2001, 18(11): 2629-2643.
19. BELYAKOV A, GAO W, MIURA H, SAKAI T. Strain-induced grain evolution in polycrystalline copper during warm deformation[J]. Metall Mater Trans A, 1998, 29A: 2957-2965.
20. CHENG W C, LIN Y C, LIU C F. The fracture behaviors in an Fe-Mn-Al alloy during quenching processes[J]. Mater Sci Eng A, 2003, A343: 28-35.