Grade X2CrCuNiN23–2-2
European Standard Steel Grade 1.4669
Corresponding Standard EN 10088-3-2014
Stainless steels-Part 3: Technical delivery condition for semi-finished products, bars, rods, wire, sections and bright products of corrosion resisting steels for general purposes
Classification Duplex Stainless Steel
Properties Corrosion Resistance
X2CrCuNiN23–2-2 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Cu Mo N
Minimum Value - - 1 - - 21.5 1 1.6 - 0.12
Maximum Value 0.045 1 3 0.04 0.03 24 3 3 0.5 0.2
X2CrCuNiN23–2-2 Mechanical Properties
condition Heat Treatment or Condition
Tensile Strength
σb
Mpa
Yield Point
σs
Mpa
Elongation or Extension Rate
δ
%
Hardness
HBW
Impact Energy Absorption
KV2
J
Bar, rod, wire, section, bright products; d≤160 +AT 650~900 ≥400 (long.)
≥25
≤300 (long.)
≥100
Approximate Comparison Table Austenitic Stainless Steel
International Organization for Standardization European Standard
ISO Numerical Grade Numerical Grade
X2CrCuNiN23-2-2 4669-322-76-E 1.4669
X2CrCuNiN23–2-2 Corresponding Standards(Same grade name, different standards)

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