What is the tensile strength of aluminum measured in lb/in²?

The tensile strength of aluminum is typically around 27,000 pounds per square inch (lb/in²). This value reflects the material's capacity to withstand pulling or stretching forces without failing. Aluminum is known for its lightweight properties combined with good strength, making it a popular choice in various applications, including electrical transmission lines.

Understanding tensile strength is crucial for linemen and apprentices because it indicates how much load aluminum can handle safely under tension, which is especially important when designing and installing power lines and structures. The specified strength ensures that the materials used do not fail during service, maintaining safety and reliability in power distribution systems.

The values for tensile strength can vary based on the specific alloy and temper of aluminum, but 27,000 lb/in² is a standard reference point for many common aluminum grades used in electrical applications.