|
|
COLD
ROLLED SIZES
|
Thickness
(mm) |
0.15
to 1.5 |
|
Width
(mm) |
914
to 1219 |
|
Coil
Weight (M. Ton) |
5
to 25 |
|
Coil
inside diameter (mm) |
508 |
|
Coil
outside diameter (mm) |
Min.
950, Max. 2000 |
| Symbol
of Quality |
Remarks |
| SPCC |
Commercial
Quality |
| SPCD |
Drawing
Quality |
| SPCE |
Deep
Drawing Quality |
| Temper
Grade |
Symbol
of Temper Grade |
Hardness
HRB |
Tensile
Strength N/mm2 |
Elongation
% |
| As-annealed |
A |
57
Max. |
|
|
| Standard
temper Grade |
S |
65
Max. |
|
|
| 1/8
hard |
8 |
50
to 71 |
290
to 410 |
25
min |
| 1/4
hard |
4 |
65
to 80 |
370
to 490 |
10
min |
| 1/2
hard |
2 |
74
to 89 |
440
to 590 |
|
| Full
Hard |
1 |
85
Min. |
550
Min. |
|
SPECIFICATION
OF COLD ROLLED STEEL PRODUCT & GRADES
| Steel |
Steel
Grade |
Chemical
Composition |
Mechanical
Properties |
| C
Max |
Mn
Max |
P
Max |
S
Max |
Tensile
Strength N / mm2 |
Elongation
% Gauge Length
|
Hardness
HRB |
| 80mm |
50mm |
| Commercial
Quality |
SPCC |
0.12 |
0.5 |
0.04 |
0.045 |
|
|
|
|
| Drawing
Quality |
SPCD |
0.1 |
0.45 |
0.035 |
0.035 |
370
max. |
30
min |
31
min |
57
max |
| Deep
Drawn Quality |
SPCE |
0.08 |
0.4 |
0.03 |
0.03 |
350
max |
34
min |
34
min |
53
max |
USERS:
-
Automobile: Vehicle & bus bodies, Spare parts like filters
etc.
-
Bike, Bicycles
-
Home Appliances: Refrigerators, Air conditioners, Fans etc.
-
Engineering: Steel fabrication, Machinery parts, formed Sections.
-
Coated
steels: Tinplate, Galvanized.
-
Others:
Containers, Drums, Barrels, Jerry cans, Steel furniture etc.
|
