Relation between fatigue crack initiation and propagation, toughness and microstructure in large steel blooms for automotive plastic molds

International Journal of Fatigue

Volumn 29, Issue 9-11, 2007, Pages 1880-1884

  Firrao, D ^a   Gerosa, R ^c   Ghidini, A ^d   Matteis, P ^a   Mortarino, G ^a   Pinasco, M R ^b   Rivolta, B ^c   Silva, G ^c   Stagno, E ^b  

^a POLITECNICO DI TORINO   (Italy)

^b UNIVERSITY OF GENOA   (Italy)

^c POLITECNICO DI MILANO   (Italy)

^d Lucchini Sidermeccanica SpA   (Italy)

Author keywords

Fatigue; Fatigue threshold; Fracture

Indexed keywords

BENDING (DEFORMATION); FATIGUE CRACK PROPAGATION; MICROSTRUCTURE; PLASTIC MOLDS; TOUGHNESS;

FATIGUE BENDING; FATIGUE THRESHOLD; FRACTURE SURFACES;

STEEL;

EID: 34548044000     PISSN: 01421123     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ijfatigue.2007.01.015     Document Type: Article

References (12)

1. Chiarbonello M., Firrao D., Gerosa R., Ghidini A., Ienco M.G., Matteis P., et al. Mechanical properties of large plastic-mold steel blooms. In: Gdoutos E.E. (Ed). Fracture of nano and engineering materials and structures - Proceedings of 16th European Conference on Fracture (ECF16), Alexandroupolis, Greece (2006), Springer, Dordrecht, Holland 433-434 [abstract] and CD-ROM. July 3-7
2. Firrao D, Matteis P, Scavino G, Ubertalli G, Ienco MG, Parodi A et al., Heat treatment and failure risk of large automotive plastic molds: a fracture mechanics approach and property assessment, La Metallurgia Italiana, n. 11-12, 2006, p. 43-51.
3. Industrial company private communication.
4. ISO 4957:1999, Tool Steels.
5. BS 6835, BSI, Method for the determination of the rate of fatigue crack growth in metallic materials, 1998.
6. ASTM E647-00, Standard test method for measurement of fatigue crack growth rates. ASTM, West Conshocken, USA; 2000.
7. Kerlins V, Phillips A. Modes of Fracture. In: Metals Handbook, 9th ed. vol. 12 (Fractography), 1987. p. 12-71.
8. Nakai Y., Tanaka K., and Nakanishi T. The effects of stress ratio and grain size on near.thresholds fatigue crack propagation in low-carbon steels. Eng Fract Mech 15 3-4 (1981) 291-302
9. Forman R.G., Kearney V.E., and Eagle R.M. J Basic Eng, Trans ASME 89 (1967) 459
10. Focke AE. Elevated temperature Properties of constructional steels. In: Metals Handbook, 9th ed. vol. 1(Properties and selection: irons and steels). 1978. p. 660.
11. Yokoi T., et al. Fatigue properties of high strength steels containing retained austenite, Technical notes. JSAE Rev 17 (1996)
12. Logsdon W.A. An evaluation of the crack growth and fracture properties of AISI 403 modified 12 Cr stainless steel. Eng Fract Mech 7 (1975) 23-40