- slope of "stress/strain" curve (below yield point) denotes material's stiffness;
- steeper the curve, the stiffer material, gradient is known as modulus of elasticity or Young's modulus;
- in the elastic range of the stress strain curve it is the slope
Original Text by Clifford R. Wheeless, III, MD.
Last updated by Data Trace Staff on Friday, September 9, 2011 12:28 pm