The J-integral is evaluated for a SEN specimen under bending and tension, both in terms of loads and displacements and as the original path independent integral. A displacement J, determined for proportional loading, proved to give accurate results also under nonproportional loading. J also appeared
J-integral functions of a compact tension specimen for fracture and fatigue analysis
β Scribed by B.K. Neale; E.K. Priddle
- Publisher
- Elsevier Science
- Year
- 1987
- Tongue
- English
- Weight
- 665 KB
- Volume
- 26
- Category
- Article
- ISSN
- 0013-7944
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π SIMILAR VOLUMES
expression for determining J from the load displacement record of SEN specimen is given. The result is compared with other analytical expressions and with FE calculations. A correction for crack growth similar to the one given in ASTM standard ES13 is introduced. The applied tearing modulus is given
A J integral expression for the compact tension specimen geometry is the basis of ASTM Standard 1152, which is widely used to represent a material's crack growth resistance. With this expression, the plastic contribution to the J integral for a non-growing crack is related to the plastic work integr
Calibration functions for two-dimensional fracture test specimens, representing the relation between load, plastic displacement and uncracked ligament length, have been recently developed through the use of the Common Format Equation (CFE) proposed by Donoso and Landes. In the CFE, the behavior of t