Cable Stretch: Constructional v. Elastic Stretch in Wire Rope

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Like all metals, wire rope stretches. Mitigating the unwanted consequences of both constructional and elastic stretch are critical to ensuring optimal cable and application life.
<p>Every day we encounter stretchy material, like rubber bands or balloons. But did you know that even metal materials, like springs, can stretch? Such is the case with mechanical cable. Mechanical cable, also known as wire rope, is made of metal wires. Wire counts can be as few as two and as many as several hundred. The wire count, combined with the material and a host of other factors, informs the presence of cable stretch immediately upon manufacturing, straight on through the cable’s entire lifespan.</p>