Cold Rolled Steel Strips/Sheets serve as critical inputs for a range of applications in a wide spectrum of industries. Considering the sophisticated applications, the CR Steel Strips are required to meet high standards of inherent quality, surface finish, heat treatment and close tolerance on dimensions.
CR Strip division at Bahadurgargh is meeting these stringent requirements for sophisticated application with a production capacity of about 100000 MT per annum.
Surya Roshni has made its presence felt in the market serving important customers particularly in the northern and western regions. Each supply is customized to specific customer requirements in terms of quality, delivery, technical delivery conditions, etc.
The company believes in developing long term relationship based on trust and transparency. With its stress on quality, timely supplies and responsive customer service, it has built enduring relationship with its clients. It is now fully geared to meet the demanding needs of high value-added segments of Cold Rolled Steel market throughout the country.
SURYA STEEL PRODUCT SPECIFICATION FOR MILD STEEL CRCA STRIPS
| Temper |
Tensile Strength (kg/mm 2)- indicative |
Hard |
ness |
Bend test (Axis of |
Bend and rolling direction) |
| |
|
HRB |
HV |
Parallel |
Perpendicular |
| Full hard |
55 min. |
85 min. |
165 min. |
- |
- |
| Half hard |
43 to 55 |
75 to 85 |
135 to 165 |
- |
90(degree) |
| Quarter hard |
36 to 43 |
60 to 75 |
110 to 137 |
90 |
180(degree) |
| Skin-passed |
29 to 38 |
53 to 70 |
117 max. |
180(degree) flat |
180(degree) flat |
| Annealed |
29 to 36 |
40 to 60 |
110 max. |
180(degree) flat |
180(degree) flat |
| Specifications |
Grade |
Chemical Composition |
Hardness HRB
(Max) |
| |
|
%C |
%Mn |
%S |
%P |
|
Tensile (MPa) |
Yeild Stress Max MPa |
%Elongation (Min) at 80mm |
| IS 513-2008 |
O |
0.15 |
0.60 |
0.055 |
0.055 |
- |
- |
- |
- |
| |
D |
0.12 |
0.50 |
0.04 |
0.04 |
65 |
370 Max |
240 |
30 |
| |
DD |
0.10 |
0.45 |
0.04 |
0.04 |
57 |
350 Max |
220 |
34 |
| |
EDD |
0.08 |
0.04 |
0.03 |
0.03 |
50 |
350 Max |
210 |
36 | | 
