stress-strain curve


Also found in: Encyclopedia, Wikipedia.

stress-strain curve

a curve showing the ratio of deformation to load during the testing of a material in tension.
Mentioned in ?
References in periodicals archive ?
Thus, the proposed phenomenological model calls for only three parameters (A, B, D) and a reference stress-strain curve at ([T.
The fastest crosshead speed produces a stress-strain curve that corresponds to a low test temperature while the slower crosshead speeds resemble the effects of higher temperatures.
If the stress on the monotonic stress-strain curve is [?
With the existence of GFRP, the stiffness of the composite structure was enhanced and larger energy absorption was calculated based on area under the stress-strain curve.
However, the tensile stress-strain curve used for non-linear simulations may not account for mechanical behaviour due to compression (assuming the stress-strain response of the safety step material in compression is not identical to that of an equivalent tensile response).
The low-strain structure of the stress-strain curve in the discontinuous yielding region is caused by the formation and propagation of two Luders bands, which nucleate at the ends of the gauge length and propagate until they meet in the center of the specimen.
They can be attained by stress-strain curves of conventional triaxial tests.
Although most metallurgical books will state that no linear portion of the stress-strain curve exists for soft copper and that strain should be the defined unit, none of the consensus standards follow this approach.
14] have generated the complete stress-strain curve experimentally and proposed an analytical expression similar to Ezeldin and Balaguru [15]), for SFRC using crimped fibers for compressive strength ranging from 30 to 50 MPa.
For bone specimens this point is presumed to be near the point where the slope of the stress-strain curve is seen to decrease.