Improvement in strength and toughness of austempered ductile cast iron by a novel two-step austempering process

Materials and Design

Volumn 25, Issue 3, 2004, Pages 219-230

  Yang, Jianghuai ^a   Putatunda, Susil K ^a  

^a WAYNE STATE UNIVERSITY   (United States)

Author keywords

Austempered ductile cast iron (ADI); Fracture toughness; Microstructure; Strength; Toughness; Two step austempering process

Indexed keywords

DUCTILITY; FRACTURE TOUGHNESS; MATERIALS SCIENCE; MICROSTRUCTURE; TENSILE STRENGTH;

AUSTEMPERED DUCTILE CAST IRON; FORGED STEEL;

CAST IRON;

CAST IRON; FRACTURE TOUGHNESS;

EID: 1442264949     PISSN: 02613069     EISSN: 18734197     Source Type: Journal    
DOI: 10.1016/j.matdes.2003.09.021     Document Type: Article

References (30)

1. Dodd J. High strength, high ductility ductile irons Mod. Cast. 68 5 1978 60-66
2. Gundlach R.B. Janowak J.F. Development of a ductile iron for commercial austempering AFS Trans. 94 1983 377-388
3. Harding R.A. Gilbert G.N.J. Why the properties of ductile irons should interest engineers British Foundryman 79 1986 489-496
4. Schmidt I. Schuchert A. Unlubricated wear of austempered ductile cast iron Z. Metal. 78 1987 871-875
5. Johansson M. Austenitic bainitic ductile iron AFS Trans. 85 1977 117-122
6. Putatunda S.K., et-al. Influence of microstructure on high cycle fatigue behavior of austempered ductile cast iron Mater. Character. 30 1993 221-234
7. Shanmugam P. Rao P.P. Udupa K.R. Venkataraman N. Effect of microstructure on the fatigue strength of an austempered ductile iron J. Mater. Sci. 29 1994 4933-4940
8. Bartosiewicz L, Duraiswamy S, Sengupta A, Putatunda SK. Near Threshold Fatigue Crack Growth Behavior of Austempered Ductile Cast Iron. Morris Fine Symposium, TMS, Detroit; 1991. p. 135-38
9. Bartosiewicz L, Krause AR, Sengupta A, Putatunda SK. Relationship between Fatigue threshold and Fatigue Strength in Austempered Ductile Cast Iron. International Symposium for Testing and Failure Analysis, vol. 16. ISTFA, ASM; 1990. p. 323-36
10. Janowak J.F. Norton P.A. A guide to mechanical properties possible by austempering, 1.5% Ni, 0.3% Mo iron AFS Trans. 88 1985 123-135
11. Wilkinson G, Grupke C. Design Consideration and Product Applications of Casting, 2nd International Conference on Ductile Iron, Ann Arbor, MI; March 1986. p. 349-58
12. Panasiewicz J, Grupke C, Huth J. Chrysler's Experience with Austempered Ductile Iron, World Conference on Austempered Ductile Iron, Bloomingdale, IL; March 1991. p. 176-94
13. Okazaki K, Asai H, Tokuyoshi M, Kusonoki H, Sakahara H. Proceedings of the World Conference on Austempered Ductile Iron, Bloomingdale, IL; March 1991. p. 288-99
14. Kovacs B.V. Austempered ductile iron, facts and fiction Modern Cast. 36 1990 38-41
15. Putatunda S.K. Singh I. Fracture toughness of unalloyed austempered ductile cast iron J. Test. Eval. 23 5 1995 325-332
16. Doong J.L. Chen C. Fracture toughness of bainitic-nodular cast iron Fatigue Fract. Engrg. Mater. Struct. 12 1989 155-165
17. Moore D.J. Rouns T.N. Rundamn K.B. The effect of heat treatment, mechanical deformation and alloying elements on rate of bainitic formation in austempered ductile cast iron J. Heat Treat. 4 1 1985 7-24
18. Putatunda S.K. Development of austempered ductile cast iron (ADI) with simultaneous high yield strength and fracture toughness by a novel two-step austempering process Mater. Sci. Engrg. A 315 September 2001 70-80
19. ASTM E-8. Standard test method for tensile testing of metallic materials. Annual book of ASTM standards, vol. 3.01. ASTM; 1993. p. 542-66
20. ASTM E-399. Standard test method for plane strain fracture toughness testing of metallic materials. Annual book of ASTM standard, vol. 3.01. Pennsylvania; 1992. p. 745
21. Rao P.P. Putatunda S.K. Influence of microstructure on fracture toughness of austempered ductlie cast iron Metal. Mater. Trans. 28A 7 1997 1457-1470
22. Rundman K.B. Klug R.C. AFS Trans. 90 1982 499-508
23. Cullity B.D. Elements of X-ray diffraction 1974 Addison-Wesley Reading, MA
24. Roberts C.S. Trans. AIME 197 1953 203-204
25. Dubensky W.J. Rundman K.B. An electron microscope study of carbide formation in austempered ductile iron AFS Trans. 64 1985 389-394
26. Dorazil E. Svejcar B. Study of upper bainite in silicon steels Arch Eisenhuttenaves 50 1979 293-298
27. Alder P.H. Golson Owen W.S. Metal. Trans. A 17A 1986 1725
28. Dieter G.E. Mechanical metallurgy 3rd ed. 1986 McGraw-Hill New York
29. Rao P.P. Putatunda S.K. Comparative study of fracture toughness of austempered ductile iron with upper and lower ausferritic microstructure Mater. Sci. Technol. 14 December 1998 1257-1263
30. Rao P.P. Putatunda S.K. Dependence of fracture toughness of austempered ductile cast iron on austempering temperature Metal. Mater. Trans. 29A December 1998 3005-3016