1.8874 (P500QH)

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, %
> 93.635 < 0.6 < 0.005 < 1.7 < 1 < 0.05 < 0.3 < 1.5 < 0.08 < 0.15 < 0.025 < 0.18 < 0.01 < 0.05 < 0.7 < 0.015

Information on suppliers

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers \sigma _{U}, MPa \sigma_{Y}, MPa \epsilon_L, % KV_{L}, J KV_{T}, J Treatment
< 100 moderate hardening 590–770 17 27
100–150 moderate hardening 540–720 440
< 50 moderate hardening 500
50–100 moderate hardening 480
40

Standards

Standard Description
EN 10028-6
EN 10273

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

Description of mechanical properties

Parameter Units of measurement Description
\sigma_{Y} MPa Yield strength
\sigma _{U} MPa Ultimate tensile strength
\epsilon_L % Elongation at break (longitudinal)
KV_{L} J Impact energy (longitudinal)
KV_{T} J Impact energy (transverse)