Grade X3CrNiMoN 27-5-2
Germany W-Nr. 1.4460
Corresponding Standard DIN EN 10088-3-2014
Stainless steels – Part 3: Technical delivery conditions 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
Density 7.8 g/cm3
X3CrNiMoN 27-5-2 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Mo N
Minimum Value - - - - - 25 4.5 1.3 0.05
Maximum Value 0.05 1 2 0.035 0.03 28 6.5 2 0.2
① Elements not quoted in this table shall not be intentionally added to the steel without the agreement of the purchaser except for finishing the cast. All precautions are to be taken to avoid the addition of such elements from scrap and other materials used in production which would impair mechanical properties and the suitability of the steel.
X3CrNiMoN 27-5-2 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 620~880 ≥450 (long.)
≥20
≤260 (long.)
≥85
Cold drawn, precision bar; d≤10 +AT 770~1030 ≥610 ≥12
Cold drawn, precision bar; 10<d≤16 +AT 770~1030 ≥560 ≥12
Cold drawn, precision bar; 16<d≤40 +AT 620~950 ≥460 ≥15 ≥85
Cold drawn, precision bar; 40<d≤63 +AT 620~950 ≥460 ≥15 ≥85
Cold drawn, precision bar; 63<d≤160 +AT 620~880 ≥460 ≥20 ≥85
+AT=solution annealed;+A=annealed;+QT = quenched and tempered;+P=precipitation hardening;+C=Cold worked,+Csuffix followed by a number represents the tensile strength grade, i.e., the minimum tensile strength value.
long.=longitudinal;tr.=transverse
d=diameter or thickness;Unit mm
Approximate Comparison Table
China United States International Organization for Standardization Germany France European Standard
GB ISC UNS ISO Numerical Grade DIN EN/DIN W-Nr. NF EN/NF EN Numerical Grade
022Cr25Ni6Mo2N S22553 S31200 X3CrNiMoN 27-5-2 4460-312-00-I X3CrNiMoN 27-5-2 1.4460 X3CrNiMoN 27-5-2 X3CrNiMoN 27-5-2 1.4460

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