Mechanical Properties of Major Type Wire Rods and Rebars
GRADE
%C
%Mn
%Si
%P
%S
Ys-N/mm2
Ts-N/mm2
%El
SAE 1008
0.06-0.10
0.30-0.50
0.15 max
0.035 max
0.025 max
250-300
350-425
30 min
SAE 1018
0.15-0.20
0.60-0.90
0.10-0.35
0.035 max
0.025 max
300-350
450-525
22 min
ASTM GR60
0.35-0.40
1.30-1.50
0.17-0.25
0.035 max
0.025 max
420 min
620 min
9 min
BS4449; GR460
0.25 max
1.60 max
0.60 max
0.035 max
0.025 max
460 min
600 min
14 min
Dimensional Tolerances of Wire Rods in Comparison with International Standard
Standard
Wire Rod Size (mm)
Tolerance +/- (mm)
Out of Round (mm)
Remarks
Qatar Steel Company FZE
5.5 - 12.0
0.20
0.30
Qatar Steel Company FZE Tolerance is Half of ASTM Tolerance
ASTM A510
5.5 - 12.0
0.40
0.60
ASTM,A510 Specification for Wire-Rods-General requirements
Coil Identification
Each coil will have unique coil number along with Heat number/charge number printed on high temperature withstanding, acid proof metallic tags.
