1.0721 (10S20)

Classification

Country Section Category
Germany Non-alloy Steels Steels with Higher P or S Content

Chemical composition

Standard Fe, % Si, % Mn, % P, % C, % S, %
98.06–99.08 < 0.4 0.7–1.1 < 0.06 0.07–0.13 0.15–0.25

Information on suppliers

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers $$\sigma _{U}$$, $$MPa$$ $$\sigma_{0.2}$$, $$MPa$$ $$\epsilon_L$$, % Treatment
5–10 solid, cold drawn 520–780 410 7
10–16 solid, cold drawn 490–740 390 8
16–40 solid, cold drawn 460–720 360 9
40–63 solid, cold drawn 410–660 295 10
63–100 solid, cold drawn 380–630 235 11

Brinell hardness number

Rolling Standard Classifiers Value, HBW
rolling, turning 105–156
107–156

Description of chemical elements

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

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)