GB Cr20Ni30 Stainless steels
Material group:
Ferrous Alloys / Stainless steels
Country / Standard:
China / GB
Data updates
Latest Update: 2024-11
Total number of updates: 2
Update History
2024-10
This material has 24 properties — only a subset is shown here.
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GB Cr20Ni30 Chemical Composition
CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
≤ 0.08
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
18.0 – 21.0
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Fe
VALUE
Remainder
UNIT
%
CAS NUMBER
7439-89-6
CRITERIA
Mn
VALUE
val1
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UNIT
%
CAS NUMBER
7439-96-5
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
GB/T 1234: 2012 / High resistance alloys for electrical heating
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GB Cr20Ni30 Physical Properties
Temperature
Modulus of Elasticity
190 — 215
GPa
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Electrical Resistivity
1.04
Ω∙mm²/m
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Density
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Heat Capacity
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Service Temperature
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Thermal Conductivity
13
W/(m∙°C)
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Electrical Conductivity
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Melting Temperature
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Poisson Coefficient
val1
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This material has 24 properties — only a subset is shown here.
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GB Cr20Ni30 Heat Treatments
- Solid solution: Heating at 900 - 1100°C and cooling in air or water.
GB Cr20Ni30 Mechanical Properties
Temperature
Tensile Strength
≥ 600
MPa
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Elongation, A
≥ 20
%
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- -Cross References
- 8Composition
- 4Mechanical Properties
- 11Physical Properties
- 1Heat Treatment
- -Metallography
- -Machinability
- -Stress-Strain
- -Formability
- -Fatigue
- -Fracture
- -Creep
- -Joints
- -Coatings
- -Dimensions
- -Tribology
- -Corrosion
- -Ageing
- -Weatherability
- -Irradiation
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