Fatigue of spot-welded lap joints
โ Scribed by G. Matsoukas; G.P. Steven; Y.W. Mai
- Publisher
- Elsevier Science
- Year
- 1984
- Tongue
- English
- Weight
- 249 KB
- Volume
- 6
- Category
- Article
- ISSN
- 0142-1123
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๐ SIMILAR VOLUMES
fatigue strength characteristic values for spot welded joints are compiled in the form of endurable local strains, structural stresses and stress intensity factors on the basis of an evaluation of published material. Such stress or strain amplitudes endured dependent on number of cycles are hitherto
This paper discusses an approach for the fatigue analysis of spot-welded joints under variable amplitude load:ng. Two simplified relations, relating the nugget maximum load and metal thickness to the fatigue life of an entire durability schedule, are developed. A computer program is also developed,
## Abstract Only for steels up to grade S690QL the wellโknown fact is confirmed that the fatigue strength of welded joints is independent of the material. For higher strength steels a remarkable reduction of the fatigue strength is found. Some advice is given for designers in which situations the