 |
|
Note that this is
a representative list and would be only a small selection of all available steels and
shows only a few of the properties.
British Standard Grade
(BSEN 10111) |
Description |
Yield Strength
N mm-2 |
Max Tensile Strength
N mm-2 |
Min % Total Elongation
80mm GL |
Composition, maximum
values |
Relative cost |
DD11 |
Commercial quality |
170-360 |
440 |
23 |
0.12C, 0.60Mn, 0.045S, 0.045P |
1 |
DD12 |
Drawing quality |
170-340 |
420 |
25 |
0.10C, 0.45Mn, 0.035S, 0.035P |
- |
DD13 |
Deep drawing quality |
170-330 |
400 |
28 |
0.08C, 0.40Mn, 0.03S, 0.03P |
1.03 |
DD14 |
Extra deep drawing quality |
170-310 |
380 |
31 |
0.08C, 0.35Mn, 0.025S, 0.025P |
- |
British Standard Grade
(BSEN 10149) |
Description |
Yield Strength
N mm-2 |
Max Tensile Strength
N mm-2 |
Min % Total Elongation
80mm GL |
Composition, maximum
values |
Relative cost -
DD11 grade =1 |
S315MC |
Microalloyed formable high strength steel |
315 |
390-510 |
20 |
0.12C, 1.30Mn, 0.02S, 0.025P + Nb, V and/or
Ti |
1.09 |
S355MC |
Microalloyed formable high strength steel |
355 |
430-550 |
19 |
0.12C, 1.50Mn, 0.02S, 0.025P + Nb, V and/or
Ti |
1.10 |
S460MC |
Microalloyed formable high strength steel |
460 |
520-670 |
14 |
0.12C, 1.60Mn, 0.015S, 0.025P + Nb, V
and/or Ti |
1.13 |
CMn300 |
Carbon manganese high strength steel |
300 |
440 min |
26 |
0.15C, 0.90Mn, 0.006S, 0.035P |
1.11 |
CMn350 |
Carbon manganese high strength steel |
350 |
540 min |
20 |
0.15C, 1.50Mn, 0.006S, 0.035P |
1.13 |
3. Selected cold rolled
steels:
British Standard Grade
(BSEN 10130) |
Description |
Yield Strength
N mm-2 |
Max Tensile Strength
N mm-2 |
Min % Total Elongation
80mm GL |
Composition, maximum
values |
Relative cost |
DC01 (FeP01) |
Drawing quality |
280 |
270-410 |
28 |
0.12C, 0.60Mn, 0.045S, 0.045P |
1.00 |
DC04 (FeP04) |
Extra deep drawing quality |
210 |
270-350 |
38 |
0.08C, 0.40Mn, 0.03S, 0.03P |
1.04 |
DC06 (FeP06) |
Extra deep drawing quality (interstitial
free grade) min r = 1.8 and n=0.22 |
180 |
270-350 |
38 |
0.02C, 0.25Mn,
0.02S, 0.02P, 0.30Ti |
1.10 |
4. Selected cold rolled high strength steels:
Grade / description |
Max Yield Strength
N mm-2 |
Min Tensile Strength
N mm-2 |
Min % Total Elongation
80mm GL |
Relative cost |
Microalloyed formable high strength steel |
300 |
400 |
22 |
1.077 |
Microalloyed formable high strength steel |
350 |
430 |
20 |
1.081 |
Rephosphorised high strength steel |
225 |
340* |
30* |
1.077 |
Rephosphorised high strength steel |
255 |
380* |
28* |
1.081 |
Bake hardenable steel |
210 |
320* |
30* |
1.077 |
Bake hardenable steel |
255 |
360* |
28* |
1.081 |
* nearest equivalent
These grades may also be available with an electrolytic zinc or
zinc-nickel coating, up to 7.5µm per side
5. Selected cold rolled electrolytically zinc-coated steels:
British Standard Grade
(BSEN 10152) |
Description |
Yield Strength
N mm-2 |
Max Tensile Strength
N mm-2 |
Min % Total Elongation
80mm GL |
Composition, maximum
values |
Relative cost |
DC01+ZE |
Drawing quality |
280 |
270-410 |
28 |
0.12C, 0.60Mn, 0.045S, 0.045P |
1.00 |
DC04+ZE |
Extra deep drawing quality |
220 |
270-350 |
37 |
0.08C, 0.40Mn, 0.03S, 0.03P |
1.04 |
DC06+ZE |
Extra deep drawing quality (interstitial
free grade) min r = 1.8 and n=0.22 |
190 |
270-350 |
37 |
0.02C, 0.25Mn, 0.02S, 0.02P, 0.30Ti |
1.10 |
Similar grades are also available with an electrolytic
zinc-nickel coating
6. Selected hot-dip galvanised steels:
British Standard Grade
(BSEN 10142) |
Description |
Max Yield Strength
N mm-2 |
Max Tensile Strength
N mm-2 |
Min % Total Elongation
80mm GL |
Relative cost |
DX51D (FeP02G) |
Bending quality |
- |
500 |
22 |
1.00 |
DX52D (FeP03G) |
Drawing quality |
300 |
420 |
26 |
1.03 |
DX53D (FeP05G) |
Deep drawing quality |
260 |
380 |
30 |
1.08 |
DX54D (FeP06G) |
Special deep drawing quality (interstitial
free grade) |
220 |
350 |
36 |
1.10 |
These grades are available with a normal coating spangle
finish or with an iron-zinc alloy coating. Coating masses range from 100 g m-2
to 600 g m-2.
Various proprietary grades of high strength formable hot-dip galvanised
steel are also available.
|
|
|
