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Grade X3CrNiCuMo17-11-3-2
ISO Numeric Designation 4578-316-76-E
Corresponding Standard ISO 4954-2-2024
Steels for cold heading and cold extruding — Technical delivery conditions — Part 2: Stainless steels
Classification Austenitic Stainless Steel
Properties Corrosion Resistance
X3CrNiCuMo17-11-3-2 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Cu Mo N
Minimum Value - - - - - 16.5 10 3 2 -
Maximum Value 0.04 1 2 0.045 0.015 17.5 11 3.5 2.5 0.1
X3CrNiCuMo17-11-3-2 Mechanical Properties
diameter
d
mm		 Heat Treatment or Condition
Tensile Strength
σb
Mpa 		Reduction of Area
ψ
%
5＜d≤50 +AT or +AT+PE ≤610 ≥68
5＜d≤10 +AT+C ≤760 -
10＜d≤25 ≤720 -
2≤d≤5 +AT+C+AT ≤630 ≥68
5＜d≤25 ≤610 ≥68
2≤d≤5 +AT+C+AT+LC ≤680 ≥63
5＜d≤10 ≤660 ≥63
• +AT or +AT+PE=Solution annealed or solution annealed + peeled；+AT+C=Solution annealed + cold drawn；+AT+C+AT=Solution annealed + cold drawn + Solution annealed；+AT+C+AT+LC=Solution annealed + cold drawn + Solution annealed + skin passed；+A or +A+PE=Soft annealed or soft annealed + peeled；+A+LC=soft annealed + skin passed；+A+C+A=soft annealed + cold drawn + soft annealed；+A+C+A+LC=soft annealed + cold drawn + soft annealed + skin passed
Approximate Comparison Table Stainless steels for cold heading and cold extruding
International Organization for Standardization European Standard
ISO Numerical Grade EN Numerical Grade
X3CrNiCuMo17-11-3-2 4578-316-76-E X3CrNiCuMo17-11-3-2 1.4578
X3CrNiCuMo17-11-3-2 Corresponding Standards(Same grade name, different standards)
1 EN 10088-1-2005
X3CrNiCuMo 17-11-3-2 1.4578
2 EN 10263-5-2001
X3CrNiCuMo17-11-3-2 1.4578
3 EN 10088-3-2005
X3CrNiCuMo 17-11-3-2 1.4578
4 EN 10088-3-2014
X3CrNiCuMo 17-11-3-2 1.4578
5 ISO 15510-2014
X3CrNiCuMo17-11-3-2 4578-316-76-E
6 DIN EN 10263-5-2018
X3CrNiCuMo17-11-3-2 1.4578
7 DIN EN 10088-3-2014
X3CrNiCuMo 17-11-3-2 1.4578
8 ISO 4954-2018
X3CrNiCuMo17-11-3-2 4578-316-76-E
9 NF EN 10088-1-2005
X3CrNiCuMo17-11-3-2 1.4578
10 EN 10263-5-2017
X3CrNiCuMo17-11-3-2 1.4578
11 ISO 4954-2-2024
X3CrNiCuMo17-11-3-2 4578-316-76-E

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