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Greece Standard Deformed Steel Bar

ELOT 971:90 Deformed Steel Bar Specifications

Greece Standard Deformed Steel Bar ELOT 971:90 Specifications

ELOT 971: 90 Deformed Steel Bar Specifications
Rated
Diameter
Nominal Cross Section Area Weight EN to the ribs (mm) Longitudinal Ribs (mm) Pitch / STEP
mm
Ribs TIP
Distance
mm.
Kg / m Tolerance
%
Height Width Height Width
mm. mm2 min. max. min. max. min. max. min. max. min. max. min. max.
6 28.3 0.222 ± 10 0.39 0.6 0.48 0.72 0.3 0.6 0.48 0.72 3,.57 4.83 0.6 1.2
8 50.3 0.395 ± 8 0.52 0.8 0.64 0.96 0.4 0.8 0.64 0.96 4.76 6.44 0.8 1.6
10 78.5 0.617 0.65 1.0 0.8 1.2 0.5 1.0 0.8 1.2 5.52 7.47 1.0 2.0
12 113 0.888 0.78 1.2 0.96 1.44 0.6 1.2 0.96 1.44 6.12 8.28 1.2 2.4
14 154 1.21 ± 6 0.91 1.4 1.12 1.68 0.7 1.4 1.12 1.68 7.14 9.66 1.4 2.8
16 201 1.58 1.04 1.6 1.28 1.92 0.8 1.6 1.28 1.92 8.16 11.04 1.6 3.2
18 254 2.00 1.17 1.8 1.44 2.16 0.9 1.8 1.44 2.16 9.18 12.42 1.8 3.6
20 314 2.47 1.3 2.0 1.6 2.4 1.0 2.0 1.6 2.4 10.2 13.8 2.0 4.0
22 380 2.98 ± 5 1.43 2.2 1.76 2.64 1.1 2.2 1.76 2.64 11.22 15.18 2.2 4.4
25 491 3.85 1.63 2.5 2.0 3.0 1.25 2.5 2.0 3.0 12.75 17.25 2.5 5.0
28 616 4.83 1.82 2.8 2.24 3.36 1.4 2.8 2.24 3.36 14.28 19.32 2.8 5.6
32 804 6.31 2.08 3.2 2.56 3.84 1.6 3.2 2.56 3.84 16.32 22.08 3.2 6.4
Mechanical Properties Test
Quality Akma ( N / mm2) Pull ( N / mm2) Elongation%
min min min
S 500 S 500 550 ( min. AK x 1.05 ) 12
Chemical Composition
Element S 500 S % max. Ribs Method
Casting Product
C 0.22 0.24
8.19
P 0.050 0.055
S 0.050 0.055
N 0.012 0.013
CE 0.50 0.53
       
                    Mn             Cr+Mo+V              Ni+Cu     
CE = C + ————- + ——————- + —————–
                      6                       5                        15