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 60000 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.
| Temper |
Tensile
Strength (kg/mm 2)- indicative |
|
Hardness |
|
Bend test (Axis ofBend
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 |
Surya Stell Product Specifications For Mild Stell-CRCA
Strips
Spec
ifications |
Gr
ade |
Chem
ical
C
|
Com
position
Mn
|
%Max
S
|
P
|
Hardnes
HRB
(Max)
|
Macanical
Tensile Strength
Kg/mm2
|
char
acteristics
Elonge
%(Min)
|
Erichsen
Cupping test
|
|
Temper Rolled:
IS:513-1986 or equivalent
|
0 |
0.15 |
0.60 |
0.55 |
0.55 |
Refer
the temper table |
|
|
|
| |
|
0.12 |
0.50 |
0.05 |
0.05 |
65 |
28-42 |
(28) |
Please |
| |
|
0.12 |
0.60 |
0.05 |
0.05 |
(120HV) |
28
Min |
- |
|
| |
|
0.10 |
0.45 |
0.05 |
0.06 |
|
28 Min |
(37) |
Refer |
| |
|
0.10 |
0.45 |
0.05 |
0.06 |
|
|
|
|
| |
|
|
|
|
|
HRB |
HV |
Paraller |
Per
pendicular |
| 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 |
|
