1.8523 (39CrMoV13-9)
Classification
| Country |
Section |
Category |
| Germany |
Structural, Pressure Vessel and Engineering Steels |
Nitriding Steels |
Chemical composition
| Standard |
Fe, % |
Si, % |
Mn, % |
Cr, % |
V, % |
P, % |
C, % |
S, % |
Mo, % |
|---|
|
93.56–95.29 |
< 0.4 |
0.4–0.7 |
3–3.5 |
0.15–0.25 |
< 0.025 |
0.36–0.43 |
< 0.035 |
0.8–1.1 |
Information on suppliers
Mechanical properties at 20 °C
| Rolling |
Standard |
Size, mm |
Tension |
Classifiers |
$$\sigma _{U}$$, $$MPa$$ |
$$\sigma_{0.2}$$, $$MPa$$ |
$$\epsilon_L$$, % |
$$KV_{L}$$, $$J$$ |
Treatment |
|---|
|
|
16–40 |
|
moderate hardening |
950–1150 |
750 |
11 |
25–30 |
|
|
|
40–100 |
|
moderate hardening |
900–1100 |
720 |
13 |
|
|
|
|
100–160 |
|
moderate hardening |
870–1070 |
700 |
14 |
|
|
|
|
160–250 |
|
moderate hardening |
800–1000 |
625 |
15 |
|
|
Brinell hardness number
| Rolling |
Standard |
Classifiers |
Value, HBW |
|
|
annealing, soft |
248 |
Analogues
Standards
Description of chemical elements
| Element |
Units of measurement |
Description |
| Fe |
% |
Iron |
| Si |
% |
Silicon |
| Mn |
% |
Manganese |
| Cr |
% |
Chrome |
| V |
% |
Vanadium |
| P |
% |
Phosphorus |
| C |
% |
Carbon |
| S |
% |
Sulfur |
| Mo |
% |
Molybdenum |
Description of mechanical properties
| Parameter |
Units of measurement |
Description |
| $$\sigma_{0.2}$$ |
$$MPa$$ |
Tensile stress required to produce a total elongation of 0.2% |
| $$\sigma _{U}$$ |
$$MPa$$ |
Ultimate tensile strength |
| $$\epsilon_L$$ |
% |
Elongation at break (longitudinal) |
| $$KV_{L}$$ |
$$J$$ |
Impact energy (longitudinal) |