1.8801 (S355G2 + N)
Classification
Country |
Section |
Category |
Germany |
Structural, Pressure Vessel and Engineering Steels |
High Strength Weldable Steels not Intended for Heat Treatment by User |
Chemical composition
Standard |
Fe, % |
Si, % |
Mn, % |
Cr, % |
Ti, % |
Cu, % |
Ni, % |
V, % |
Al, % |
P, % |
C, % |
S, % |
Nb, % |
Mo, % |
N, % |
EN 10225 |
96.09–99.1 |
< 0.5 |
0.9–1.65 |
< 0.3 |
< 0.03 |
< 0.35 |
< 0.5 |
< 0.12 |
< 0.02 |
< 0.035 |
< 0.2 |
< 0.03 |
< 0.06 |
< 0.1 |
< 0.015 |
Information on suppliers
Mechanical properties at 20 °C
Rolling |
Standard |
Size, mm |
Tension |
Classifiers |
$$\sigma _{U}$$, $$MPa$$ |
$$\sigma_{Y}$$, $$MPa$$ |
$$\epsilon_{L (L_0 = 5.65\sqrt{S_o})}$$, % |
$$KV_{L}$$, $$J$$ |
Treatment |
|
|
|
|
normalization |
470–630 |
|
22 |
50 |
|
|
|
< 16 |
|
normalization |
|
355 |
|
|
|
|
|
16–25 |
|
normalization |
|
345 |
|
|
|
Standards
Description of chemical elements
Element |
Units of measurement |
Description |
Fe |
% |
Iron |
Si |
% |
Silicon |
Mn |
% |
Manganese |
Cr |
% |
Chrome |
Ti |
% |
Titan |
Cu |
% |
Copper |
Ni |
% |
Nickel |
V |
% |
Vanadium |
Al |
% |
Aluminium |
P |
% |
Phosphorus |
C |
% |
Carbon |
S |
% |
Sulfur |
Nb |
% |
Niobium |
Mo |
% |
Molybdenum |
N |
% |
Nitrogen |
Description of mechanical properties
Parameter |
Units of measurement |
Description |
$$\sigma_{Y}$$ |
$$MPa$$ |
Yield strength |
$$\sigma _{U}$$ |
$$MPa$$ |
Ultimate tensile strength |
$$\epsilon_{L (L_0 = 5.65\sqrt{S_o})}$$ |
% |
Elongation at break (longitudinal) (for L0 = 5.65√So) |
$$KV_{L}$$ |
$$J$$ |
Impact energy (longitudinal) |