fiberglass rebar vs steel rebar

Fiberglass rebar and steel rebar each have their own strengths and weaknesses, and which one is "stronger" can depend on the specific application and requirements.

Fiberglass rebar, also known as glass fiber reinforced polymer (GFRP) rebar, is lighter than steel rebar and does not rust or corrode, making it ideal for use in environments where corrosion is a concern, such as marine environments or in structures exposed to deicing salts. Fiberglass rebar also has high tensile strength and is electrically non-conductive, which can be advantageous in certain applications.

On the other hand, steel rebar is typically stronger in terms of tensile strength compared to fiberglass rebar. Steel rebar also has a longer history of use in construction, and its mechanical properties are well understood and documented.

So, whether fiberglass rebar is "stronger" than steel rebar depends on the specific requirements of the project, including factors such as the environment, structural load, and desired longevity. In some cases, fiberglass rebar may offer advantages over steel rebar, while in other cases, steel rebar may be more suitable.