1-Steel-Tubes-Profiles
HAMDAN Group of Companies Steel Industries is mostly prefered for the Steel Billets from Turkey and Middle East respectively, offering lowest CNF prices of various diameters in containers and break bulk. Complying several International Standards through modern steel melting Shops consisting of induction furnace, LRF and a continuous casting machine. The quality is controlled by highly trained personnel by means of continuous testing and process control. Shop produces billets / blooms in various special steel grades as per American Standard ASTM A 615 Grade 40 and 60 and British Standard BS 4449 Grade 460.
Steel Industries Standards
Steel Billet Standards is the main decisive factors / requirements by International for infrastructure. Several international standards are available with Hamdan Group of Companies Steel Industries including
ASTM A 615 Grade 40 and 60 and BS 4449 Grade 460
Cross Section Weight
130 mm X 130 mm
132 kg/meter for 130 mm X 130 mm
150 mm X 150 mm
175 kg/meter for 150 mm X 150 mm
Length Nominal Corner Radius
3.5 meter to 12 meter 6 mm max. for 130 mm X 130 mm
8 mm max. for 150 mm X 150 mm
Allowable Variation on Size
Face Length ± 3 mm
Difference in Diagonals < 8 mm
Cut Length ± 50 mm
Type
Cross Section (mm)
Length (m)
Steel Billets
100 x 100
6 ~12m
Steel Billets
120 x 120
6 ~12m
Steel Billets
130 x 130
6 ~18m
Steel Billets
140 x 140
6 ~18m
Steel Billets
150 x 150
6 ~18m
Steel Billets
180 x 180
6 ~18m
Steel Billets
200 x 200
6 ~18m
Chemical Properties
Element
BS 4449 Grade 460
ASTM A 615 Grade 40
ASTM A 615 Grade 60
min.
max.
min.
max.
min.
max.
C%
0.18
0.23
0.22
0.31
0.32
0.38
Si%
0.16
0.30
0.15
0.30
0.16
0.30
Mn%
0.85
1.25
0.75
1.10
1.00
1.40
P%
0.045
0.045
0.040
S%
0.045
0.045
0.040
Cr%
0.30
0.30
0.30
Ni%
0.30
0.30
0.30
Mo%
0.10
0.15
0.10
Cu%
0.50
0.50
0.45
V%
0.10
0.050
0.05
Sn%
0.05
0.05
0.045
Ca%
0.10
0.10
0.005
N ppm
115
115
115
CE
0.42
0.50
0.40
0.50
0.56
0.65
AUTOMOTIVE BITUMEN

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