UNI X3CrAlTi18-2 Stainless steels

Material group: Ferrous Alloys / Stainless steels
Country/Standard: Italy / UNI

Data updates

Latest Update: 2015-02
Total number of updates: 2
Update History
2014-10

This material has 107 properties — only a subset is shown here.

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UNI X3CrAlTi18-2 Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
Al
VALUE
1.70 – 2.10
UNIT
%
CAS NUMBER
7429-90-5
CRITERIA
C
VALUE
≤ 0.04
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
17.00 – 18.00
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Mn
VALUE
val1
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UNIT
%
CAS NUMBER
7439-96-5
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
CRITERIA
Ti
VALUE
val1
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UNIT
%
CAS NUMBER
7440-32-6

EN 10095: 1999 / Heat resisting steels and nickel alloys

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UNI X3CrAlTi18-2 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
21 W/(m∙°C)
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Heat Capacity
val1
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J/(kg∙°C)
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Electrical Resistivity
0.6 Ω∙mm²/m
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Electrical Conductivity
val1
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S/m
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This material has 107 properties — only a subset is shown here.

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UNI X3CrAlTi18-2 Heat Treatments

  • Annealing: 870-930°C, air cooling. If heat treatment is carried out in a continuous furnace, the upper part of the range specified is usually preferred or even exceeded.

UNI X3CrAlTi18-2 Mechanical Properties

Temperature

PROPERTY / VALUE
Yield Strength, Rp0.2
val1
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MPa
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Tensile Strength
500 — 650 MPa
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Elongation, A
25 %
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Brinell Hardness (HB)
≤ 200
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  • 55 Cross References
  • 16 Composition
  • 4 Mechanical Properties
  • 24 Physical Properties
  • 1 Heat Treatment
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