|
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
|
|
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 0oC
|
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 -20oC
|
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 -20oC
|
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 -20oC
|
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 -20oC
|
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 -20oC
|
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 -20oC
|
for thk=<25mm-2t
for thk>25mm-3t
|
-
|
|
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
|
-
|
-
|
-
|
|
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 -20oC
|
-
|
-
|
|
S275
|
0.18 max
|
1.50max
|
0.035max
|
0.035 max
|
-
|
-
|
90ppm max
|
0.40max
|
275min
|
410-5602
|
21min
|
27J at -20oC
|
-
|
-
|
|
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 +20oC
|
-
|
-
|
|
St 44
|
0.20 max
|
1.60max
|
0.040max
|
0.040 max
|
0.55max
|
-
|
90ppm max
|
-
|
275min
|
430-580
|
22min
|
27J at -20oC
|
-
|
-
|
