Reinforcement Bar Sizes

Current a706 specification also covers bar sizes 14 and 18.

Reinforcement bar sizes.

The steel bar diameter applied is different and accordingly the weight varies. As a subsidiary of nucor we have access to rebar across the us and internationally through nucor trading. Please note that adjusting the rebar sizes by increasing the diameter does not make it twice as strong. The sizes of the large bars are based on the square rebars formerly made.

We are committed to having what our customers need when they need it. We are listing theoretical unit weight list of commonly used wire gauge below for your reference. What size rebar should i use. Table 1 rebar size and weight table the diameter in table 1 is a nominal number and is measured at the narrowest points on the bar.

The nominal diameter of a deformed bar is equivalent to the diameter of a plain bar having the same weight per foot as the deformed bar. 20 30 40 and 60. Imperial bar sizes give the diameter in units of 1 8 inch so that 8 1 inch diameter. For example the area of 8 bar is 8 9 0 79 square inches.

High yield steel is best used for heavy duty rebar and has grade 500 reinforcement has a yield strength of 500 mpa or n mm2. The maximum permitted yield strength under bs 4449 2005 is 650 mpa. The cross sectional area as given by πr works out to bar size 9 027 which is approximated as bar size 9 square inches. Mass per unit length kg m nominal diameter mm cross sectional area mm 2 6 0.

For driveways and patios a 3 rebar which is 3 8 inch in diameter should be sufficient for the purpose. One of the most common questions is. Astm a615 standard reinforcing bars. Current a615 specification covers bar sizes 14 and 18 in grade 60 and bar sizes 11 14 and 18 in grade 75.

Rebar chart bar numbers are based on the number of 1 8 inches included in the nominal diameter of the bar. We stock a wide variety of rebar sizes from 3 10. Bar size imperial bar size metric weight lb ft weight kg m diameter inches diameter mm 3. Astm standard metric reinforcing bars.

Size 9 has the same weight per foot and cross sectional area as a 1 inch square bar size 10 as a 1 1 8 inch square bar size 11 as a 1 inch square bar size 14 as a 1 inch square bar and size 18 as a 2 inch square bar. European rebar size chart. 40 60 and a706 weldable.