1.8904

Classification

Country Section Category
Germany Structural, Pressure Vessel and Engineering Steels High Strength Weldable Steels not Intended for Heat Treatment by User

Chemical composition

Standard Fe, % Si, % B, % Mn, % Cr, % Ti, % Cu, % Ni, % V, % Zr, % P, % C, % S, % Nb, % Mo, % N, % CEV, %
> 91.33 < 0.8 < 0.005 < 1.7 < 1.5 < 0.05 < 0.5 < 2 < 0.12 < 0.15 < 0.025 < 0.2 < 0.015 < 0.06 < 0.7 < 0.015 < 0.83

Information on suppliers

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers σU, MPa σY, MPa ϵL(L0=5.65So√), % KVL, J Treatment
3–100 640–820 16 40
100–150 590–770 490
3–50 550
50–100 530

Description of chemical elements

Element Units of measurement Description
Fe % Iron
Si % Silicon
B % Bor
Mn % Manganese
Cr % Chrome
Ti % Titan
Cu % Copper
Ni % Nickel
V % Vanadium
Zr % Zirconium
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)