PROPRIETARY Supra 444/4521 Stainless steels

Material group: Ferrous Alloys / Stainless steels
Country / Standard: PROPRIETARY

Data updates

Latest Update: 2022-05
Total number of updates: 3
Update History
2019-04 2015-10

This material has 173 properties — only a subset is shown here.

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PROPRIETARY Supra 444/4521 Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
0.02
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
18
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Mo
VALUE
2
UNIT
%
CAS NUMBER
7439-98-7
CRITERIA
Other
VALUE
val1
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UNIT
%
CAS NUMBER

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PROPRIETARY Supra 444/4521 Physical Properties


Temperature

PROPERTY / VALUE
Modulus of Elasticity
190 — 220 GPa
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Electrical Resistivity
0.8 Ω∙mm²/m
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Density
val1
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kg/dm³
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Electrical Conductivity
val1
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S/m
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Heat Capacity
val1
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J/(kg∙°C)
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Thermal Conductivity
23 W/(m∙°C)
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Poisson Coefficient
val1
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This material has 173 properties — only a subset is shown here.

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PROPRIETARY Supra 444/4521 Heat Treatments


  • Hot forming can be carried out in the 850-1150°C.
    For maximum corrosion resistance, forgings should be annealed at 1070°C and rapidly cooled in air or quenched in water after hot forming operations. Slow cooling may have adverse effects on the ductility and corrosion properties of the product.
    Solution annealing should be performed at 1000-1100°C and followed by rapid cooling in air or quenching in water.
    Annealing temperatures above 1070°C, may impair the resistance to intergranular corrosion.
    It may also be given a stabilizing treatment at lower temperatures. However, temperatures below 980°C should only be used after due consideration of the intended service environment.

PROPRIETARY Supra 444/4521 Mechanical Properties


Temperature

PROPERTY / VALUE
Tensile Strength
400 — 640 MPa
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Elongation, A
≥ 20 %
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Yield Strength, Rp0.2
≥ 300 MPa
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PROPRIETARY Supra 444/4521 International Equivalent Materials


Showing 15 of 84 results.

MATERIAL
STANDARD
COUNTRY / PRODUCER
EQUIVALENCE CATEGORY
MATERIAL
STANDARD
AFNOR NF
COUNTRY / PRODUCER
France
EQUIVALENCE CATEGORY
Implicit
MATERIAL
STANDARD
ASME
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Implicit
MATERIAL
STANDARD
JIS
COUNTRY / PRODUCER
Japan
EQUIVALENCE CATEGORY
Implicit
MATERIAL
STANDARD
ASME
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Implicit
MATERIAL
STANDARD
ASTM
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Implicit
MATERIAL
STANDARD
ASTM
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Implicit
MATERIAL
STANDARD
ASTM
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Implicit
MATERIAL
STANDARD
ASTM
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Implicit
MATERIAL
STANDARD
SAE
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Implicit
MATERIAL
STANDARD
ASTM
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Implicit
MATERIAL
STANDARD
ASTM
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Implicit
MATERIAL
STANDARD
ASTM
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Implicit
MATERIAL
STANDARD
ISO
COUNTRY / PRODUCER
International
EQUIVALENCE CATEGORY
Implicit
MATERIAL
STANDARD
PROPRIETARY
COUNTRY / PRODUCER
EQUIVALENCE CATEGORY
Implicit
MATERIAL
STANDARD
PROPRIETARY
COUNTRY / PRODUCER
EQUIVALENCE CATEGORY
Implicit

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  • 84Cross References

  • 4Composition
  • 9Mechanical Properties
  • 10Physical Properties
  • 1Heat Treatment
  • -Metallography
  • -Machinability

  • 3Stress-Strain
  • -Formability
  • -Fatigue
  • -Fracture
  • -Creep

  • -Joints
  • -Coatings
  • -Dimensions
  • -Tribology

  • -Corrosion
  • -Ageing
  • -Weatherability
  • -Irradiation

  • 62Total Suppliers