1.7006 (46Cr2)

Classification

Country Section Category
Germany Structural, Pressure Vessel and Engineering Steels Cr, Cr-B

Chemical composition

Standard Fe, % Si, % Mn, % Cr, % P, % C, % S, %
97.64–98.68 < 0.4 0.5–0.8 0.4–0.6 < 0.025 0.42–0.5 < 0.035

Information on suppliers

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers $$\sigma _{U}$$, $$MPa$$ $$\epsilon_{L (L_0 = 5.65\sqrt{S_o})}$$, % $$R_{eH}$$, $$MPa$$ $$\psi$$, % $$KV_{L}$$, $$J$$ Treatment
< 16 moderate hardening 900–1100 12 650 35 35
16–40 moderate hardening 800–950 14 550 40
40–100 moderate hardening 650–800 15 400 45
annealing, carbide spheroidization 620 58

Brinell hardness number

Rolling Standard Classifiers Value, HBW
improved machinability 255
annealing, soft 223

Standards

Standard Description
EN 10083-1
EN 10250-3

Description of chemical elements

Element Units of measurement Description
Fe % Iron
Si % Silicon
Mn % Manganese
Cr % Chrome
P % Phosphorus
C % Carbon
S % Sulfur

Description of mechanical properties

Parameter Units of measurement Description
$$\sigma _{U}$$ $$MPa$$ Ultimate tensile strength
$$\epsilon_{L (L_0 = 5.65\sqrt{S_o})}$$ % Elongation at break (longitudinal) (for L0 = 5.65√So)
$$R_{eH}$$ $$MPa$$ Upper yield point
$$\psi$$ % Reduction in cross section on fracture
$$KV_{L}$$ $$J$$ Impact energy (longitudinal)