σU
MPa
σY
MPa
ϵL

1.0408 (E255)

Classification

Country Section Category
Germany Non-alloy Steels Steels with Average 0,12% =< C < 0,25% or 400 MPa = < Rm < 500 MPa

Chemical composition

Standard Fe, % Si, % Mn, % P, % C, % S, %
EN 103-5-1 98.29–99.6 < 0.35 0.4–1.1 < 0.025 < 0.21 < 0.025

Information on suppliers

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers \sigma _{U}σU, MPaMPa \sigma_{Y}σY, MPaMPa \epsilon_LϵL, % Treatment
solid, cold drawn 580 5
soft, cold drawn 520 8
annealing, soft 390 21
cold drawn, stress relief 520 375 12
normalization 440–570 255

Standards

Standard Description
EN 103-5-1

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_{Y}σY MPaMPa Yield strength
\sigma _{U}σU MPaMPa Ultimate tensile strength
\epsilon_LϵL % Elongation at break (longitudinal)