Stress intensities at spot welds

International Journal of Fracture

Volumn 88, Issue 2, 1997, Pages 167-185

  Zhang, Shicheng ^a  

^a DAIMLER AG   (Germany)

Author keywords

Coach peel; Cross tension; Fatigue; Fracture; J integral; Notch stress; Spot weld; Stress intensity factor; Tensile shear

Indexed keywords

EID: 0000022019     PISSN: 03769429     EISSN: None     Source Type: Journal    
DOI: 10.1023/A:1007461430066     Document Type: Article

References (34)

1. Abe, H., Kataoka, S. and Satoh, T. (1986). Empirical Formula for Fatigue Strength of Single-Welded Joint Specimens under Tensile-Shear Repeated Load, SAE Paper 860606.
2. Cooper, J.F. and Smith, R.A. (1986). Initial fatigue crack growth at spot welds. Fatigue of Engineering Materials and Structures, Publication Institution of Mechanical Engineers, London.
3. Davidson, J.A. and Imhof, Jr., E.J. (1983). A Fracture-Mechanics and System-Stiffness Approach to Fatigue Performance of Spot-Welded Sheet Steels, SAE Paper 830034.
4. Kurath, P. (1992). Multiaxial Fatigue Criteria for Spot Welds, SAE Paper 920668.
5. Lawrence, F.V., Wang, P.C. and Corten, H.T. (1983). An Empirical Method for Estimating the Fatigue Resistance of Tensile-Shear Spot Welds, SAE Paper 830035.
6. Mizui, M., Sekine, T., Tsuzimura, A., Takashima, T. and Shimazaki, Y. (1988). An Evaluation of Fatigue Strength for Various Kinds of Spot-Welded Test Specimens, SAE Paper 880375.
7. Muskhelishvili, N.I. (1963). Some Basic Problems of the Mathematical Theory of Elasticity, Noordhoff, Groningen.
8. Neuber, H. (1968). Über die Berücksichtigung der Spannungskonzentration bei Festigkeitsberechnungen. Konstruktion 20, 245-251.
9. Pook, L.P. (1975a). Approximate Stress Intensity Factors for Spot and Similar Welds, NEL Report, 588.
10. Pook, L.P. (1975b). Fracture mechanics analysis of the fatigue behaviour of spot welds. International Journal of Fracture 11, 173-176.
11. Pook, L.P. (1979). Approximate stress intensity factors obtained from simple plate bending theory. Engineering Fracture Mechanics 12, 505-522.
12. Radaj, D. (1971). Kerbspannungen an Öffnungen und starren Kernen, Habilitationsschrift, TU Braunschweig, Eigenverlag, Stuttgart.
13. Radaj, D. (1990a). Design and Analysis of Fatigue Resistant Welded Structures, Abington Publishing, Cambridge.
14. Radaj, D. (1990b). Vollständige Bestimmung der Kräfte am Schweißpunkt. Ingenieur-Archiv 60, 389-398.
15. Radaj, D. (1996). Theory of forces and stresses in spot welded overlap joints. Ingenieur-Archiv 67, 22-34.
16. Radaj, D. and Zhang, S. (1991a). Stress intensity factors for spot welds between plates of unequal thickness. Engineering Fracture Mechanics 39, 391-413.
17. Radaj, D. and Zhang, S. (1991b). Simplified formulae for stress intensity factors of spot welds. Engineering Fracture Mechanics 40, 233-236.
18. Radaj, D. and Zhang, S. (1992). Stress intensity factors for spot welds between plates of dissimilar materials. Engineering Fracture Mechanics 42, 401-426.
19. Radaj, D. and Zhang, S. (1993). On the relations between notch stress and crack stress intensity in plane shear and mixed mode loading. Engineering Fracture Mechanics 44, 691-704.
20. Radaj, D. and Zhang, S. (1996a). Anschauliche Grundlagen für Kräfte und Spannungen in punktgeschweißten Überlappverbindungen. Konstruktion 48, 65-71.
21. Radaj, D. and Zhang, S. (1996b). Strukturspannungen am starren Kern in endlich berandeter Platte. Konstruktion 48, 195-199.
22. Reißner, H. (1929). Über die unsymmetrische Biegung dünner Kreisringplatten. Ingenieur- Archiv 1, 72-83.
23. Rupp, A., Grubisic, V. and Buxbaum, O. (1994). Ermittlung Ertragbarer Beanspruchungen am Schweißpunkt auf Basis der Übertragenen Schnittgrößen, FAT Schriftenreihe 111, Frankfurt.
24. Rupp, A., Grubisic, V., Störzel, K. and Steinhilber, H. (1989). Ermittlung von Ertragbaren Schittkräften für die Betriebsfeste Bemessung von Punktschweißverbindungen im Automobilbau, FAT Schriftenreihe 78, Frankfurt.
25. Smith, R.A. and Cooper, J.F. (1988). Theoretical predictions of the fatigue life of shear spot welds. Fatigue of Welded Constructions, Publication The welding Institute, Abington, Cambridge.
26. Swellam, M.H., Kurath, P. and Lawrence, F.V. (1991). Electric-Potential-Drop Studies of Fatigue Crack Development in Tensile Shear Spot Welds, ASTM STP 1122, 383-401.
27. Tada, H., Paris, P. and Irwin, G. (1985). The Stress Analysis of Cracks Handbook, Paris Productions Incorporated and Del Research Corporation.
28. Wang, P.C. and Ewing, K.W. (1988). A J-Integral Approach to Fatigue Resistance of a Tensile-Shear Spot Weld, SAE Paper 880373.
29. Wang, P.C. and Ewing, K.W. (1991). Fracture mechanics analysis of fatigue resistance of spot welded coach-peel joints. Fatigue Fracture of Engineering Materials Structure 14, 915-930.
30. Yuuki, R. and Ohira, T. (1989). Development of the Method to Evaluate the Fatigue Life of Spot Welded Structures by Fracture Mechanics, IIW Doc. 111-928-89.
31. Yuuki, R., Ohira, T., Nakatsukasa, H. and Yi, W. (1986). Fracture mechanics analysis of the fatigue strength of various spot welded joints. International Symposium on Resistance Welding and Related Processes, Osaka.
32. Zhang, S. Stress Intensities Derived from Stresses Around a Spot Weld, to appear.
33. Zhang, S. (1995). Forces and Stresses in Seam Welded Overlap Joints, Research Report 95-0005, Daimler-Benz AG, Stuttgart.
34. Zhang, S. and Radaj, D. (1996). Forces and stresses in seam welded overlap joints derived from outer surface deformation. Engineering Fracture Mechanics 54, 743-750.