Based on an extensive parametric study a modified power law function to characterize the von Mises stress-strain curve from tensile tests on circumferentially notched specimens without measuring instantaneous geometry of cross-section is proposed.
A stress-strain curve can be measured by graphically or digitally recording the load and elongation of an extensometer during the duration of the test. The elastic modulus or Young's modulus for steel is the slope of the elastic portion of the stress-strain curve. It is conservatively taken ...
A standard uniaxial tensile test, which establishes the engineering stress-strain relationship, in general, provides the basic mechanical properties of steel required by a structural designer. Modern numerical analysis techniques used for analysis of large strain problems such as failure analysis of steel...
Because it is second only to steel as a structural material, obtaining a stress strain curve for aluminum is crucial for determining the predictable and safe limits of its use. In this video, we will look at the stress strain behavior of a common type of aluminum using the standard ...
FIGURE3.1: Uniaxial stress-strain behavior of steel. a material to absorb energybefore failure. It is measured as the area under the material’s stress-strain curve. As shown in Figure 3.1, most (especially the lower grade) steels possess high toughness which is suitable for both static and ...
A polymer-like ultrahigh-strength TiNi alloy was fabricated by a simple three-step process to give a combination of a polymer-like ultralow elastic modulus and a steel-like ultrahigh yield strength over a wide temperature range, and such exotic properties arise from a unique strain glass state....
Crack-width (serviceability) design of concrete members has been added according to Eurocode 2-2004 and Italian NTC 2008 codes. This feature is available for beam (M3) design and for the design or check of column reinforcement. Crack width, concrete stress, and steel stresses are calculated and...
Nanoscale, covalently bonded GeSe crystals can withstand up to 12.8% recoverable tensile strain through an atomic mechanism called reversible shuffle twinning, giving rise to anisotropic superelasticity. Wu Zhou Jian Jiao News & Views29 Apr 2025 Nature Nanotechnology P: 1-2 Related...
the elastic moduli of grafts made with engineering materials such as Dacron and embedding stainless steel stents are about 800–900 MPa and 190–200 GPa [101], respectively. This mismatch in elastic moduli of natural and engineered vascular materials leads to stress shielding, which degrades the ...
Composite one-way concrete slabs with profiled steel decking as permanent formwork are commonly used in the construction industry. The steel decking suppor