Reinforcement Bar Sizes

Imperial bar sizes give the diameter in units of 1 8 inch so that 8 1 inch diameter.

Reinforcement bar sizes. 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. 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. 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. Mass per unit length kg m nominal diameter mm cross sectional area mm 2 6 0.

Please note that adjusting the rebar sizes by increasing the diameter does not make it twice as strong. What size rebar should i use. We are listing theoretical unit weight list of commonly used wire gauge below for your reference. The deformed reinforcing steel bar is supplied in length of 9m or 12 m as common sizes.

The steel bar diameter applied is different and accordingly the weight varies. One of the most common questions is. Rebar chart bar numbers are based on the number of 1 8 inches included in the nominal diameter of the bar. Bar sizes 9 through 18 are not included in the a996 specification.

Current a615 specification covers bar sizes 14 and 18 in grade 60 and bar sizes 11 14 and 18 in grade 75. Astm standard metric reinforcing bars. Bar size imperial bar size metric weight lb ft weight kg m diameter inches diameter mm 3. We are committed to having what our customers need when they need it.

As a subsidiary of nucor we have access to rebar across the us and internationally through nucor trading. 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. Current a706 specification also covers bar sizes 14 and 18.

40 60 and a706 weldable. The sizes of the large bars are based on the square rebars formerly made. For driveways and patios a 3 rebar which is 3 8 inch in diameter should be sufficient for the purpose. Astm a615 standard reinforcing bars.

20 30 40 and 60. European rebar size chart. For example the area of 8 bar is 8 9 0 79 square inches.