Cold-rolled steel
Products
Cold-rolled steel
| Coils, slit strips, sheets, blanks | ||||
|---|---|---|---|---|
|
Thickness |
from 0.40 – 3.00 mm |
|||
|
Width |
up to 2,000 mm |
|||
Grades
| Non-alloy quality steel | ||||
|---|---|---|---|---|
|
Material |
Mechanical properties |
|||
|
EN 10130 |
Material No. |
Tensile strength
Rm N /mm² |
Yield strength
RE N /mm² max. |
Elongation at 80 % min. |
|
DC01 |
1.0330 |
270 – 410 |
280 |
28 |
|
DC02 |
1.0347 |
270 – 370 |
240 |
34 |
|
DC03 |
1.0338 |
270 – 350 |
210 |
38 |
|
DC04 |
1.0312 |
270 – 330 |
180 |
40 |
|
DC05 |
1.0873 |
270 – 350 |
170 |
41 |
| Micro-alloyed steels with higher yield strength | ||||
|---|---|---|---|---|
|
Material |
Mechanical properties |
|||
|
EN 10268 |
Material No. |
Tensile strength
Rm N /mm² |
Yield strength
RE N /mm² max. |
Elongation at 80 % min. |
|
HC 260 LA |
1.0480 |
340 – 420 |
240 – 310 |
27 |
|
HC 300 LA |
1.0489 |
370 – 470 |
280-360 |
24 |
|
HC 340 LA |
1.0548 |
400-500 |
320-410 |
22 |
|
HC 380 LA |
1.0550 |
270 – 330 |
180 |
20 |
|
HC 420 LA |
1.0556 |
460 – 580 |
390 -500 |
18 |
| Thin sheets for enameling | ||||
|---|---|---|---|---|
|
Material |
Mechanical properties |
|||
|
EN 10209 |
Material No. |
Tensile strength
Rm N /mm² |
Yield strength
RE N /mm² max. |
Elongation at 80 % min. |
|
DC 01 EK |
1.0390 |
270-390 |
270 |
30 |
|
DC 04 EK |
1.0392 |
270-350 |
220 |
36 |
|
DC 06 EK |
1.0869 |
270-350 |
190 |
38 |
|
DC 03 ED |
1.0399 |
270 – 370 |
240 |
34 |
|
DC 04 ED |
1.0394 |
270-350 |
210 |
38 |
|
DC 06 ED |
1.0872 |
270-350 |
190
|
38
|
Surfaces
| Surface grain | ||||
|---|---|---|---|---|
|
m = matt |
Ra > 0.6 ≤ 1.9µ |
|||
|
b = very smooth |
Ra ≤ 0.4 µ |
|||
|
g = smooth |
Ra ≤ 0.9 µ |
|||
|
r = rough |
Ra > 1.6µ |
|||
| Surface types | |||
|---|---|---|---|
|
A = normal surface |
|||
|
B = best surface |
|||
| Further processing | |||
|---|---|---|---|
|
oiled |
|||
|
unoiled |
|||