UNI X5CrNiCuNb16-4 Stainless steels

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

Data updates

Latest Update: 2024-03
Total number of updates: 12
Update History

This material has 1027 properties — only a subset is shown here.

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UNI X5CrNiCuNb16-4 Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
≤ 0.07
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
15.0 – 17.0
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Cu
VALUE
3.00 – 5.0
UNIT
%
CAS NUMBER
7440-50-8
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
VALUE
val1
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UNIT
%
CAS NUMBER
7440-03-1
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 10088-1: 2023 / Stainless steels - Part 1: List of stainless steels

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UNI X5CrNiCuNb16-4 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 1027 properties — only a subset is shown here.

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UNI X5CrNiCuNb16-4 Heat Treatments

  • Hot formed at 1150-900°C, air cooled.
    A: Annealed at 600-750°C, furnace or air cooled.
    P930: Quenched at 1020-1080°C, oil cooled. Tempered at 620°C.
    P1070: Quenched at 1020-1080°C, oil cooled. Tempered at 550°C.
    P1300: Quenched at 1020-1080°C, oil cooled. Tempered at 480°C.
  • Homogenised, solution treated, precipitation hardened and sub zero:
    1150°C; ≥ 90 minutes; air cooled or oil quenched.
    1040°C; ≥ 60 minutes; air cooled or oil quenched.
    480°C; ≥ 4 h; air cooled.
    -70°C; ≥ 60 minutes.

UNI X5CrNiCuNb16-4 Mechanical Properties

Temperature

PROPERTY / VALUE
Yield Strength, Rp0.2
val1
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MPa
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Tensile Strength
800 — 1275 MPa
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Elongation, A
3 %
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Impact Energy
val1
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J
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Brinell Hardness (HB)
360
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Rockwell Hardness (HR)
val1
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