Under uniform loading, the strength of heat-strengthened glass is about how many times greater than annealed glass of the same size and thickness?

Heat-strengthened glass undergoes a controlled heating and cooling process, which enhances its overall strength compared to standard annealed glass. This process increases the material's resistance to stress and improves its ability to withstand uniform loading conditions.

The increase in strength allows heat-strengthened glass to bear greater loads and resist breakage compared to its annealed counterpart of the same size and thickness. Based on industry standards, heat-strengthened glass typically exhibits approximately twice the strength of annealed glass. This comparative strength makes it a preferred choice for applications requiring enhanced durability and safety features.

Understanding these properties is crucial for glazing contractors when choosing materials for construction projects, as the selection directly impacts the performance and longevity of glass installations.