1.0491 (S275NL)

Durable at low temperatures

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, % N, % CEV, %
96.04–99.5 < 0.4 0.5–1.5 < 0.3 < 0.05 < 0.55 < 0.3 < 0.05 < 0.02 < 0.025 < 0.16 < 0.02 < 0.05 < 0.1 < 0.015 < 0.42

Information on suppliers

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers σU, MPa σY, MPa ϵL(L0=5.65So√), % KVL, J KVT, J Treatment
< 100 370–510
100–200 350–480
200–250 350–480 205 23
< 16 275 24
16–40 265 24
40–63 255 24
63–80 245 23
80–100 235
100–150 225
150–200 215
normalization 63 40
80–200 23

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
N % Nitrogen
CEV % Cerium

Description of mechanical properties

Parameter Units of measurement Description
σY MPa Yield strength
σU MPa Ultimate tensile strength
ϵL(L0=5.65So√) % Elongation at break (longitudinal) (for L0 = 5.65√So)
KVL J Impact energy (longitudinal)
KVT J Impact energy (transverse)