1.5450 (8MoB5-4)

Classification

Country Section Category
Germany Structural, Pressure Vessel and Engineering Steels Mo, Nb, Ti, V, W

Chemical composition

Standard Fe, % Si, % B, % Mn, % Cr, % Ti, % Cu, % Al, % P, % C, % S, % Mo, %
EN 10216-2 97.589–98.838 0.1–0.35 0.002–0.006 0.6–0.8 < 0.2 < 0.06 < 0.3 < 0.06 < 0.025 0.06–0.1 < 0.01 0.4–0.5

Information on suppliers

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers $$\sigma _{U}$$, $$MPa$$ $$\sigma_{Y}$$, $$MPa$$ $$\epsilon_L$$, % $$\epsilon_T$$, % $$KV_{L}$$, $$J$$ $$KV_{T}$$, $$J$$ Treatment
normalization 540–690 400 19 17 40 27

Standards

Standard Description
EN 10216-2

Description of chemical elements

Element Units of measurement Description
Fe % Iron
Si % Silicon
B % Bor
Mn % Manganese
Cr % Chrome
Ti % Titan
Cu % Copper
Al % Aluminium
P % Phosphorus
C % Carbon
S % Sulfur
Mo % Molybdenum

Description of mechanical properties

Parameter Units of measurement Description
$$\sigma_{Y}$$ $$MPa$$ Yield strength
$$\sigma _{U}$$ $$MPa$$ Ultimate tensile strength
$$\epsilon_L$$ % Elongation at break (longitudinal)
$$\epsilon_T$$ % Elongation at break (transverse)
$$KV_{L}$$ $$J$$ Impact energy (longitudinal)
$$KV_{T}$$ $$J$$ Impact energy (transverse)