1.0452 (P255QL)

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, % Cr, % Ti, % Cu, % Ni, % V, % Al, % P, % C, % S, % Nb, % Mo, %
EN 10216-4 97.175–99.6 < 0.35 0.4–1.2 < 0.3 < 0.04 < 0.3 < 0.3 < 0.02 < 0.02 < 0.025 < 0.17 < 0.01 < 0.01 < 0.08

Information on suppliers

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers σU, MPa σ0.2, MPa ϵL, % ϵT, % KVL, J KVT, J Treatment
moderate hardening 360–490 255 23 21 40 27

Standards

Standard Description
EN 10216-4

Description of chemical elements

Element Units of measurement Description
Fe % Iron
Si % Silicon
Mn % Manganese
Cr % Chrome
Ti % Titan
Cu % Copper
Ni % Nickel
V % Vanadium
Al % Aluminium
P % Phosphorus
C % Carbon
S % Sulfur
Nb % Niobium
Mo % Molybdenum

Description of mechanical properties

Parameter Units of measurement Description
σ0.2 MPa Tensile stress required to produce a total elongation of 0.2%
σU MPa Ultimate tensile strength
ϵL % Elongation at break (longitudinal)
ϵT % Elongation at break (transverse)
KVL J Impact energy (longitudinal)
KVT J Impact energy (transverse)