EN X15CrNi17-3 Stainless steels

Material group: Ferrous Alloys / Stainless steels
Country/Standard: European Union / EN

Data updates

Latest Update: 2025-11
Total number of updates: 1
Update History

This material has 625 properties — only a subset is shown here.

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EN X15CrNi17-3 Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
0.12 – 0.20
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
15.0 – 17.0
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Fe
VALUE
Base
UNIT
%
CAS NUMBER
7439-89-6
CRITERIA
Mn
VALUE
val1
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UNIT
%
CAS NUMBER
7439-96-5
CRITERIA
Ni
VALUE
val1
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UNIT
%
CAS NUMBER
7440-02-0
CRITERIA
P
VALUE
val1
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UNIT
%
CAS NUMBER
7723-14-0
CRITERIA
S
VALUE
val1
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UNIT
%
CAS NUMBER
7704-34-9
CRITERIA
Si
VALUE
val1
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UNIT
%
CAS NUMBER
7440-21-3

EN 3490: 2025 / Aerospace series - Steel X15CrNi17-3 (1.4057) - Air melted - Hardened and tempered - Bars for machining - De ≤ 200 mm - 900 MPa ≤ Rm ≤ 1 100 MPa

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EN X15CrNi17-3 Physical Properties


Temperature

PROPERTY / VALUE
Modulus of Elasticity
190 — 215 GPa
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Density
7.61 — 8.1 kg/dm³
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Poisson Coefficient
0.27 — 0.3
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This material has 625 properties — only a subset is shown here.

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EN X15CrNi17-3 Heat Treatments

  • Hardened and tempered: heating within range 950-1040°C, oil quenching (for d ≤ 30 mm AC may be used); + heating within range 635-685°C, air cooling or faster; +heating within range 585-615°C, air cooling or faster
  • Hardened and tempered (U): heating within range 950-1040°C, oil quenching; + heating within range 635-685°C, oil quenching or water quenching; +heating within range 585-615°C, oil quenching or water quenching.

EN X15CrNi17-3 Mechanical Properties


Temperature

PROPERTY / VALUE
Yield Strength, Rp0.2
val1
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MPa
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Tensile Strength
900 — 1100 MPa
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Elongation, A
12 %
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Impact Energy
val1
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J
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Brinell Hardness (HB)
262 — 331
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  • 23 Composition
  • 18 Mechanical Properties
  • 3 Physical Properties
  • 3 Heat Treatment
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