Finite element analysis on relationships between the J-integral and CTOD for stationary cracks in welded tensile specimens

International Journal of Pressure Vessels and Piping

Volumn 75, Issue 3, 1998, Pages 197-202

  Shi, Yaowu ^a   Sun, Siying ^a   Murakawa, Hidekazu ^b   Ueda, Yukio ^b  

^a BEIJING UNIVERSITY OF TECHNOLOGY   (China)

^b OSAKA UNIVERSITY   (Japan)

Author keywords

CTOD; J integral; Stationary cracks; Weld strength

Indexed keywords

CRACK PROPAGATION; ELASTOPLASTICITY; FINITE ELEMENT METHOD; FRACTURE MECHANICS; FRACTURE TOUGHNESS; PRESSURE VESSELS; TENSILE STRENGTH; TENSILE STRESS; WELDS; YIELD STRESS;

CRACK TIP OPENING DISPLACEMENT; J INTEGRAL; WELD STRENGTH;

STRUCTURAL ANALYSIS;

EID: 0032017564     PISSN: 03080161     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0308-0161(98)00002-7     Document Type: Article

References (18)

1. McMeeking RM. Finite deformation analysis of crack-tip opening in elastic-plastic materials and implications for fracture. Journal of Mechanics and Physics of Solids, 1977;25:357-381.
2. Dawes, M.G., Elastic-plastic fracture toughness based on the CTOD and J-contour integral concepts. In Elastic-Plastic Fracture, ASTM STP 668, ed. J.D. Landes et al., ASTM, 1979, pp. 307-333.
3. Hutchinson JW, Non-linear fracture mechanics. Department of Solid Mechanics, Technical University of Denmark, Copenhagen, 1979.
4. Shih CF. Relationships between the J-integral and the crack opening displacement for stationary and extending cracks. Journal of the Mechanics and Physics of Solids, 1981;29:305-326.
5. Huchinson JW. Singular behavior at the end of a tensile crack in a hardening material. Journal of the Mechanics and Physics of Solids, 1968;16:13-31.
6. Rice JR, Rosengren GF. Plane strain deformation near a crack tip in a power law hardening material. Journal of the Mechanics and Physics of Solids, 1968:16:1-12.
7. Smith E. The value of the J-integral at the onset of crack extension from a weld defect: Weld material is softer than parent material. International Journal of Fracture, 1992;53:33-42.
8. Joch J, Ainsworth RA. Relationships between the J-integral and the crack tip opening displacement for stationary cracks in weldments at plastic collapse. Fatigue and Fracture of Engineering Materials and Structures, 1994;17:1175-1185.
9. Shi YW, Zhang JX and Zhang XP, An elastic-plastic fracture analysis approach and radiation embrittlement monitoring technique by means of small samples for nuclear pressure vessel. Final report for appraisal, No. 75 190305, Xi'an Jiao-tong University, Xi'an, 1990.
10. ABAQUS/Standard User's Manual, Version 5.5, Hibbitt, Karlsson and Sorensen, Inc. logo, USA, 1995.
11. Kirk MT, Dodds RH. The influence of weld strength mismatch on crack-tip constraint in single edge notch specimens. International Journal of Fracture, 1993;63:297-316.
12. Tang W, Shi YW. Influence of crack depth and strength matching on deformation and plastic zone for welded joint specimen. International Journal of Fracture, 1995;74:77-87.
13. Fu JQ, Shi YW. Effect of cracked weld joint and yield strength dissimilarity on crack tip stress triaxiality. Theoretical and Applied Fracture Mechanics, 1996;25:51-57.
14. Sorem WA, Dodds RH, Jr and Rolfe ST, A comparison of the J-integral and CTOD parameters for short crack specimen testing. Welding Research Council Bulletin, No. 351, February 1990, pp. 24-34.
15. Xie J, Shi YW. Fracture toughness for the specimens with shallow cracks. Engineering Fracture Mechanics, 1989;32:329-337.
16. i-a/W curves. Engineering Fracture Mechanics, 1989:33:907-912.
17. Shi YW, Han ZX, Zhou NN, Li J. The significance of crack depth in fracture toughness specimens for HSLA steel welds. Engineering Fracture Mechanics, 1992;41:143-151.
18. Tang W, Shi YW. Influence of strength matching and crack depth on fracture toughness of welded joints. Engineering Fracture Mechanics, 1995;51:649-659.