| S. No. |
Specification & Description |
Grade |
Chemistry (%) |
Mechanical Properties |
| C |
Mn |
S |
P |
Si |
Nb+V+Ti |
N |
C.E. Value |
YS (Mpa) |
UTS (Mpa) |
El (%) |
Impact-min |
Bend |
Hardness |
| 1 |
IS 2062-2006 Steel for Low, Medium & High Tensile structural |
E-250 Gr-A |
0.23 max |
1.50 max |
0.050 max |
0.050 max |
0.40 max |
- |
- |
0.42 max |
for thk<20mm-250
for thk 20-40mm-240
for thk>40mm-230 |
410 |
23 min |
|
for thk=<25mm-3t
for thk>25mm-2t |
- |
| E-250 Gr-B |
0.22 max |
1.50 max |
0.045 max |
0.045 max |
0.40 max |
- |
- |
0.41 max |
for thk<20mm-250
for thk 20-40mm-240
for thk>40mm-230 |
410 |
23 min |
27J at 0°C |
for thk=<25mm-2t
for thk>25mm-3t |
- |
| E-250 Gr-C |
0.20 max |
1.50 max |
0.040 max |
0.040 max |
0.40 max |
- |
- |
0.39 max |
for thk<20mm-250
for thk 20-40mm-240
for thk>40mm-230 |
410 |
23 min |
27J at -20°C |
for thk=<25mm-2t
for thk>25mm-3t |
- |
| E-300 |
0.20 max |
1.30 max |
0.045 max |
0.045 max |
0.45 max |
0.25 max |
- |
0.40 max |
for thk<20mm-300
for thk 20-40mm-290
for thk>40mm-280 |
440 |
22 min |
50 J at R.T. 30J at -20°C |
for thk=<25mm-2t
for thk>25mm-3t |
- |
| E-350 |
0.20 max |
1.50 max |
0.045 max |
0.045 max |
0.45 max |
0.25 max |
- |
0.42 max |
for thk<20mm-350
for thk 20-40mm-330
for thk>40mm-320 |
490 |
22 min |
50 J at R.T. 25J at -20°C |
for thk=<25mm-2t
for thk>25mm-3t |
- |
| E-410 |
0.20 max |
1.60 max |
0.045 max |
0.045 max |
0.45 max |
0.25 max |
- |
0.44 max |
for thk<20mm-410
for thk 20-40mm-390
for thk>40mm-380 |
540 |
20 min |
50 J at R.T. 25J at -20°C |
for thk=<25mm-2t
for thk>25mm-3t |
- |
| E-450 Gr-D |
0.22 max |
1.60 max |
0.045 max |
0.045 max |
0.45 max |
0.25 max |
- |
0.46 max |
for thk<20mm-450
for thk 20-40mm-430
for thk>40mm-420 |
570 |
20 min |
45 J at R.T. 20J at -20°C |
for thk=<25mm-2t
for thk>25mm-3t |
- |
| E-450 Gr-E |
0.22 max |
1.80 max |
0.045 max |
0.045 max |
0.45 max |
0.25 max |
- |
0.48 max |
for thk<20mm-450
for thk 20-40mm-430
for thk>40mm-420 |
590 |
20 min |
45 J at R.T. 20J at -20°C |
for thk=<25mm-2t
for thk>25mm-3t |
- |
| 2 |
ASTM A36 General structural steel |
- |
0.25 max |
0.80-1.20 |
0.05 max |
0.050 max |
0.40 max |
- |
- |
- |
250 |
400-550 |
18 min |
- |
- |
- |
| 3 |
BSEN 10025 Structural steel |
S235 |
0.17 max |
1.40max |
0.035max |
0.035 max |
- |
- |
90ppm max |
0.35max |
235min |
340-470 |
23min |
27J at -20°C |
- |
- |
| S275 |
0.18 max |
1.50max |
0.035max |
0.035 max |
- |
- |
90ppm max |
0.40max |
275min |
410-5602 |
21min |
27J at -20°C |
- |
- |
| 4 |
DIN 17100 Micro alloyed structural steel |
St 37 |
0.17 max |
1.60max |
0.040max |
0.040 max |
0.55max |
- |
90ppm max |
- |
235min |
360-510 |
26min |
27J at +20°C |
- |
- |
| St 44 |
0.20 max |
1.60max |
0.040max |
0.040 max |
0.55max |
- |
90ppm max |
- |
275min |
430-580 |
22min |
27J at -20°C |
- |
- |