1.4545 (European Union / EN) Material Properties

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

Data updates

Latest Update: 2024-12
Total number of updates: 4
Update History:
2024-04 2023-02 2019-08

Mechanical Properties

Temperature

≤ 0°C
0 - 30°C
PROPERTY / VALUE
Yield Strength, Rp0.2 val1
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MPa view details
Tensile Strength 1070 — 1220 MPa view details
Elongation, A 5 % view details
Reduction of Area val1
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% view details
Impact Energy val1
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J view details
Impact Energy val1
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J view details
Brinell Hardness (HB) 311 — 444 view details
Rockwell Hardness (HR) val1
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view details
Vickers Hardness (HV) val1
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view details
Grain Size val1
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view details
Yield Strength, Rp0.2 val1
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ksi view details
Tensile Strength 155.2 — 176.9 ksi view details
Elongation, A 5 % view details
Reduction of Area val1
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% view details
Impact Energy val1
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ft·lb view details
Impact Energy val1
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ft·lb view details
Brinell Hardness (HB) 311 — 444 view details
Rockwell Hardness (HR) val1
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view details
Vickers Hardness (HV) val1
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view details
Grain Size val1
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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
≤ 0.07
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
14.0 – 15.5
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Cu
VALUE
2.5 – 4.5
UNIT
%
CAS NUMBER
7440-50-8
CRITERIA
Fe
VALUE
val1
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UNIT
%
CAS NUMBER
7439-89-6
CRITERIA
Mn
VALUE
val1
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UNIT
%
CAS NUMBER
7439-96-5
CRITERIA
Mo
VALUE
val1
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UNIT
%
CAS NUMBER
7439-98-7
CRITERIA
Nb+Ta
VALUE
val1
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UNIT
%
CAS NUMBER
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 4842: 2023 / Aerospace series - X5CrNiCu15-5 (1.4545)- Consumable electrode remelted (ESR or VAR) - Solution treated and precipitation treated (H1025) - Bars for machining, a or D ≤ 250 mm, 1 070 MPa ≤ Rm ≤ 1 200 MPa - Premium quality (pq)

Heat Treatments

  • <b> Solution treated and precipitation treated: </b> <br> 1025°C ≤ T ≤ 1050°C / t ≥ 30 min / AC or faster <br> + cool to T ≤ 30°C ,<br> + 540°C ≤ T ≤ 570°C / t ≥ 4 h / AC or faster
  • Heat treated (Type 1): Solution treated and precipitation treated: 1025-1055°C/t ≥ 30 min./AC or OQ + cool to θ ≤ 30°C + 565-595°C/t ≥ 4h / AC<br><br>Heat treated (Type 2): Solution treated and precipitation treated: 1025-1055°C/t ≥ 30 min./AC or OQ + cool to θ ≤ 30°C + 465-495°C/t ≥ 1 h/AC