There are many steel rebar sizes, grades, and types to support a variety of structures. Standard rebar sizes can vary by country - metric size and imperial size are two popular measurements.
View shows lightweight mat made of fiberglass composite rebar in standard #7 (7/8 inch, 22.225 mm diameter) and #5 (5/8 inch, 15.875 mm) sizes (photo courtesy of Hughes Bros.). All bends must currently be ordered ahead of time because FRP rebar, like epoxy-coated steel, cannot be ...