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Business Iron reinforcing barSteel
 
 
 
 
steel concrete standards
KS D3504 SD300, SD350, SD400, SD400W, SD500
JIS G3112 SD295A, SD295B, SD345, SD390, SD490
ASTM A615-Gr40, A615-Gr60
CAN/CSA-G30.18 GR300R, GR400R, GR400W
Authentication KS D 3504, JIS G 3112
Reinforcing Bars
  - Nominal : D10~D57
  - Uses : Reinforced concrete,
    general construction, etc.
Dimensions and Sectional Properties
KS D 3504, JIS G 3112 ASTM A 615 SAUDI ARABIAN
Standard
BS 4449

Desig-
nation

Unit
Wei-
ght

Nominal Dimensions

Deformation Requirements

Bar
Desig-
nation
No

Nominal
Weight

Nomi-
nal
Dia-
meter

Unit.
Weight

Nomi-
nal
Dia-
meter

Unit.
Weight

Dia-
meter

Sec-
tional
Area

Peri-
meter

Max.
Average
Spacing

Min.
Average
Height

Max.
Height

Max.
Gap
  kg/m mm cm©÷ cm cm mm mm mm   lb/ft kg/m mm kg/m mm kg/m
D10 0.560 9.53 0.7133 3.0 6.7 0.4 0.8 7.5 3 0.376 0.560 10 0.617 10 0.616
D13 0.995 12.7 1.267 4.0 8.9 0.5 1.0 10.0 4 0.668 0.994 12 0.888 12 0.888
14 1.210 - -
D16 1.56 15.9 1.956 5.0 11.1 0.7 1.4 12.5 5 1.043 1.552 16 1.580 16 1.579
D19 2.25 19.1 2.865 6.0 13.4 1.0 2.0 15.0 6 1.502 2.235 18 2.00 - -
20 2.47 20 1.579
D22 3.04 22.2 3.871 7.0 15.5 1.1 2.2 17.5 7 2.044 3.042 22 2.98 - -
D25 3.98 25.4 5.067 8.0 17.8 1.3 2.6 20.0 8 2.670 3.973 25 3.85 25 3.854
D29 5.04 28.6 6.424 9.0 20.0 1.4 2.8 22.5 9 3.400 5.060 28 4.83 - -
D32 6.23 31.8 7.942 10.0 22.3 1.6 3.2 25.0 10 4.303 6.403 32 6.31 32 6.313
D35 7.51 34.9 9.566 11.0 24.4 1.7 3.4 27.5 11 5.313 7.906 - - - -
D38 8.95 38.1 11.40 12.0 26.7 1.9 3.8 30.0 - - - 36 7.99 - -
D41 10.5 41.3 13.40 13.0 28.9 2.1 4.2 32.5 14 7.65 11.38 40 9.87 40 9.864
D51 15.9 50.8 20.27 16.0 35.6 2.5 5.0 40.0 - - - 45 12.50 - -
      50 15.40 50 15.413
      - - - -
D57                 18 13.60 20.24 - - - -
 
 
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