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ASTM International, 04/01/2014
Publisher: ASTM
File Format: PDF
$30.00$60.00
Published:01/04/2014
Pages:7
File Size:1 file , 100 KB
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1.1 This specification covers deformed and plain carbon-steel bars in cut lengths and coils for concrete reinforcement. Steel bars containing alloy additions, such as with the Association for Iron and Steel Technology and the Society of Automotive Engineers series of alloy steels, are permitted if the resulting product meets all the other requirements of this specification. The standard sizes and dimensions of deformed bars and their number designations are given in Table 1.
Bar Designation No.
Nominal Weight, lb/ft [Nominal Mass, kg/m]
Nominal DimensionsA
Deformation Requirements, in. [mm]
Diameter, in. [mm]
Cross-Sectional Area, in. 2 [mm²]
Perimeter, in. [mm]
Maximum Average Spacing
Minimum Average Height
Maximum Gap (Chord of 12.5 % of Nominal Perimeter)
3 [10]
0.376 [0.560]
0.375 [9.5]
0.11 [71]
1.178 [29.9]
0.262 [6.7]
0.015 [0.38]
0.143 [3.6]
4 [13]
0.668 [0.994]
0.500 [12.7]
0.20 [129]
1.571 [39.9]
0.350 [8.9]
0.020 [0.51]
0.191 [4.9]
5 [16]
1.043 [1.552]
0.625 [15.9]
0.31 [199]
1.963 [49.9]
0.437 [11.1]
0.028 [0.71]
0.239 [6.1]
6 [19]
1.502 [2.235]
0.750 [19.1]
0.44 [284]
2.356 [59.8]
0.525 [13.3]
0.038 [0.97]
0.286 [7.3]
7 [22]
2.044 [3.042]
0.875 [22.2]
0.60 [387]
2.749 [69.8]
0.612 [15.5]
0.044 [1.12]
0.334 [8.5]
8 [25]
2.670 [3.973]
1.000 [25.4]
0.79 [510]
3.142 [79.8]
0.700 [17.8]
0.050 [1.27]
0.383 [9.7]
9 [29]
3.400 [5.060]
1.128 [28.7]
1.00 [645]
3.544 [90.0]
0.790 [20.1]
0.056 [1.42]
0.431 [10.9]
10 [32]
4.303 [6.404]
1.270 [32.3]
1.27 [819]
3.990 [101.3]
0.889 [22.6]
0.064 [1.63]
0.487 [12.4]
11 [36]
5.313 [7.907]
1.410 [35.8]
1.56 [1006]
4.430 [112.5]
0.987 [25.1]
0.071 [1.80]
0.540 [13.7]
14 [43]
7.65 [11.38]
1.693 [43.0]
2.25 [1452]
5.32 [13
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