Overhead Crane Practice Test

A wire rope designated as 6 X 19 indicates what about its construction?

1. 6 strands with 19 wires

2. 6 wires with 19 strands

3. 19 strands with 6 wires

4. 19 wires with 6 strands

The correct answer is: 6 strands with 19 wires

A wire rope designated as 6 X 19 means that the rope is constructed with 6 strands and each of those strands contains 19 wires. This notation is part of a standardized way to describe the construction of wire ropes, which includes both the number of strands and the number of wires within each strand. Understanding this construction is crucial because it provides insights into the rope's strength, flexibility, and intended applications. The configuration of strands and wires affects the rope's overall performance, including its resistance to fatigue and its ability to handle various loads. A rope with a higher number of wires in each strand typically offers better wear resistance and flexibility compared to one with fewer wires. In this case, knowing that the structure consists of 6 strands, each comprising 19 wires, helps users select the appropriate wire rope for lifting or hoisting tasks in overhead crane operations, ensuring safety and efficiency.