1.0398 (DD12)
Classification
| Country |
Section |
Category |
| Germany |
Non-alloy Steels |
Steels with Average C < 0,12% or Rm < 400 MPa |
Chemical composition
| Standard |
Fe, % |
Mn, % |
P, % |
C, % |
S, % |
|---|
| EN 10111 |
> 99.38 |
< 0.45 |
< 0.035 |
< 0.1 |
< 0.035 |
Information on suppliers
Mechanical properties at 20 °C
| Rolling |
Standard |
Size, mm |
Tension |
Classifiers |
$$\sigma _{U}$$, $$MPa$$ |
$$\sigma_{Y}$$, $$MPa$$ |
$$\epsilon_{L (L_0 = 80 mm)}$$, % |
$$\epsilon_{L (L_0 = 5.65\sqrt{S_o})}$$, % |
Treatment |
|---|
|
|
|
|
|
420 |
|
|
|
|
|
|
1–2 |
|
|
|
170–340 |
|
|
|
|
|
2–11 |
|
|
|
170–320 |
|
|
|
|
|
1–1.5 |
|
|
|
|
24 |
|
|
|
|
1.5–2 |
|
|
|
|
25 |
|
|
|
|
2–3 |
|
|
|
|
26 |
|
|
|
|
3–11 |
|
|
|
|
|
30 |
|
Standards
Description of chemical elements
| Element |
Units of measurement |
Description |
| Fe |
% |
Iron |
| Mn |
% |
Manganese |
| P |
% |
Phosphorus |
| C |
% |
Carbon |
| S |
% |
Sulfur |
Description of mechanical properties
| Parameter |
Units of measurement |
Description |
| $$\sigma_{Y}$$ |
$$MPa$$ |
Yield strength |
| $$\sigma _{U}$$ |
$$MPa$$ |
Ultimate tensile strength |
| $$\epsilon_{L (L_0 = 80 mm)}$$ |
% |
Elongation at break (longitudinal) (for L0 = 80 mm) |
| $$\epsilon_{L (L_0 = 5.65\sqrt{S_o})}$$ |
% |
Elongation at break (longitudinal) (for L0 = 5.65√So) |