Carbon Steel : Reliable supplies heavy plates, alloy steel coils, carbon steel coils, alloy steel sheets, hot rolled coils. Both steel plate and hot rolled coils satisfy the more important needs from a technological and dimensional point of view.
| Plate |
Thickness : to a maximum of
200 mm.
Width : from 1250 mm to 2500 mm.
|
Coil |
Thickness : to a maximum of 20 mm.
Width : up to a maximum 2000 mm
|
Chemical Composition of Sheets/ Plates
| ASTM |
Grade |
C max |
Mn max |
P max |
S max |
Si max |
Ni |
Cr |
Mo |
Others |
| A 515 |
60 |
0.27 |
0.9 |
0.04 |
0.04 |
0.15.04 |
--
|
--
|
--
|
--
|
| 70 |
0.33 |
1.2 |
0.04 |
0.04 |
0.15-0.40 |
--
|
--
|
--
|
--
|
| A 516 |
60 |
0.23 |
0.85-1.20 |
0.04 |
0.04 |
0.15-0.40 |
--
|
--
|
--
|
--
|
|
70 |
0.28 |
0.85-1.20 |
0.04 |
0.4 |
0.15-0.40 |
--
|
--
|
--
|
--
|
| A 537 |
Class 1 |
0.02 |
0.70-1.35 |
0.04 |
0.04 |
0.15-0.40 |
0.25max |
0.80 max |
0.35max |
--
|
| Class 2 |
0.24 |
0.70-1.35 |
0.04 |
0.04 |
0.15-0.40 |
0.25 max |
0.80 max |
0.35max |
--
|
|
Mechanical
Requirements |
Hardness
|
| ASTM |
Grade |
Tensile Strength Apa (ksi) min |
Yield Strength Mpa (ksi)min |
Elongation min% |
Brinel max HB |
Rockwell max HRB |
| A 515 |
60 |
415-550/(60-80) |
220(32) |
25 |
_ |
_ |
| 70 |
485-620/(70-90) |
260(38) |
21 |
_ |
_ |
| A 516 |
60 |
415-550/(60-80) |
220(32) |
25 |
_ |
_ |
| 70 |
485-620/(70-90) |
260(38) |
21 |
_ |
_ |
| A 537 |
Class 1 |
485-620/(70-90) |
345(50) |
22 |
_ |
_ |
| Class 2 |
550690/(80-100) |
415-60 |
22 |
_ |
_ |
|
