σU
MPa
σY
MPa
ϵL
ϵT
KVL
J
KVT
J

1.8893 (E730K2)

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, % Mn, % Cr, % Ti, % Cu, % Ni, % V, % Al, % P, % C, % S, % Nb, % Mo, % N, %
EN 10297-1 95.64–97.98 < 0.5 1.4–1.7 < 0.3 < 0.05 < 0.2 0.3–0.7 < 0.12 > 0.02 < 0.025 < 0.2 < 0.025 < 0.05 0.3–0.45 < 0.02

Information on suppliers

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers \sigma _{U}σU, MPaMPa \sigma_{Y}σY, MPaMPa \epsilon_LϵL, % \epsilon_TϵT, % KV_{L}KVL, JJ KV_{T}KVT, JJ Treatment
< 16 moderate hardening 790 730 15 13 40 27
16–40 moderate hardening 750 670
40–65 moderate hardening 700 620
65–100 moderate hardening 680
65–80 moderate hardening 580
80–100 moderate hardening 540

Standards

Standard Description
EN 10297-1

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

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)
\epsilon_TϵT % Elongation at break (transverse)
KV_{L}KVL JJ Impact energy (longitudinal)
KV_{T}KVT JJ Impact energy (transverse)