X15CrNi17-3 (France / AFNOR NF) Material Properties

Other designations:
Material group: Ferrous Alloys / Stainless steels
Country/Standard: France / AFNOR NF

Data updates

Latest Update: -
Total number of updates: 0
Update History:
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Mechanical Properties

Temperature

0 - 30°C
PROPERTY / VALUE
Yield Strength, Rp0.2 val1
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MPa view details
Tensile Strength 900 — 1100 MPa view details
Elongation, A 12 % view details
Impact Energy val1
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J view details
Brinell Hardness (HB) 262 — 331 view details
Yield Strength, Rp0.2 val1
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ksi view details
Tensile Strength 130.5 — 159.5 ksi view details
Elongation, A 12 % view details
Impact Energy val1
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ft·lb view details
Brinell Hardness (HB) 262 — 331 view details

Physical Properties

Temperature

0 - 30°C
PROPERTY / VALUE
Modulus of Elasticity 190 — 215 GPa view details
Density 7.61 — 8.1 kg/dm³ view details
Poisson Coefficient 0.27 — 0.3 view details
Modulus of Elasticity 27.6 E+03 — 31.2 E+03 ksi view details
Density 0.275 — 0.293 lb/in³ view details
Poisson Coefficient 0.27 — 0.3 view details

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
Mn
VALUE
≤ 1.00
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

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.