This is generally due to installer error and flanking sound pathways, not as a result of the material failure in the field.
Elongation, the strain before material failure, is 24% at room temperature.
Tube Testers- Use air pressure or vacuum to test for leaks, cracks, and material failures in a tube.
He is the discoverer of the Tresca (or maximal shear stress) criterion of material failure.
The question that you ask falls under the category of the chemistry and physics of material failure.
Rumours that the crash had been caused by a material failure were current at the time but the accident investigation board did not confirm them.
In materials science, material failure is the loss of load carrying capacity of a material unit.
This definition per se introduces the fact that material failure can be examined in different scales, from microscopic, to macroscopic.
Microscopic material failure is defined in terms of crack propagation and initiation.
Macroscopic material failure is defined in terms of load carrying capacity or energy storage capacity, equivalently.