EN FE-CM3801 Stainless steels

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

Data updates

Latest Update: 2022-04
Total number of updates: 5
Update History
2019-06 2017-09 2016-11 2016-03

This material has 734 properties — only a subset is shown here.

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EN FE-CM3801 Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
≤ 0.06
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
15.50 – 16.70
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Cu
VALUE
2.80 – 3.50
UNIT
%
CAS NUMBER
7440-50-8
CRITERIA
Mn
VALUE
val1
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UNIT
%
CAS NUMBER
7439-96-5
CRITERIA
N
VALUE
val1
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UNIT
%
CAS NUMBER
7727-37-9; 17778-88-0
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 4216: 2007 / Aerospace series - Steel FE-CM3801 (GX5CrNiCuNb16-4) - Homogenized, solution treated and precipitation hardened, investment casting De ≤ 50 mm, Rm ≥ 900 MPa

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EN FE-CM3801 Physical Properties

Temperature

PROPERTY / VALUE
Modulus of Elasticity
190 — 215 GPa
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Density
val1
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kg/dm³
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Poisson Coefficient
val1
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Thermal Conductivity
16 W/(m∙°C)
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Heat Capacity
val1
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J/(kg∙°C)
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Electrical Resistivity
0.71 Ω∙mm²/m
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Electrical Conductivity
val1
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S/m
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This material has 734 properties — only a subset is shown here.

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EN FE-CM3801 Heat Treatments

  • Homogenized, solution treated and precipitation hardened: 1150°C / t = 1h 30min / AC or OQ and 1040°C / t >= 30 min / AC or OQ / cool to T <= 20 °C and 540°C / t = 1h 30min / AC
  • Homogenized, solution treated and precipitation treated: 1150°C / t = 1h 30min / AC or OQ and 1040°C / t >= 30 min / AC or OQ / cool to T <= 20 °C and 590°C / t = 1h 30min / AC

EN FE-CM3801 Mechanical Properties

Temperature

PROPERTY / VALUE
Yield Strength, Rp0.2
830 MPa
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Tensile Strength
900 MPa
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Elongation, A
4 %
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Rockwell Hardness (HR)
val1
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  • 20 Composition
  • 16 Mechanical Properties
  • 19 Physical Properties
  • 3 Heat Treatment
  • 4 Metallography
  • 1 Machinability
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  • 15 Fatigue
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