GB 20Cr11W2VTaSi Stainless steels

Material group: Ferrous Alloys / Stainless steels
Country / Standard: China / GB

Data updates

Latest Update: 2020-10
Total number of updates: 1
Update History

This material has 44 properties — only a subset is shown here.

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GB 20Cr11W2VTaSi Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
Ag
VALUE
≤ 0.005
UNIT
%
CAS NUMBER
7440-22-4
CRITERIA
Al
VALUE
≤ 0.01
UNIT
%
CAS NUMBER
7429-90-5
CRITERIA
As
VALUE
≤ 0.005
UNIT
%
CAS NUMBER
7440-38-2
CRITERIA
B
VALUE
val1
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UNIT
%
CAS NUMBER
7440-42-8
CRITERIA
C
VALUE
val1
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UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Co
VALUE
val1
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UNIT
%
CAS NUMBER
7440-48-4
CRITERIA
Cr
VALUE
val1
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UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Cu
VALUE
val1
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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
Sb
VALUE
val1
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UNIT
%
CAS NUMBER
7440-36-0
CRITERIA
Si
VALUE
val1
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UNIT
%
CAS NUMBER
7440-21-3
CRITERIA
Sn
VALUE
val1
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UNIT
%
CAS NUMBER
7440-31-5
CRITERIA
Ta
VALUE
val1
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UNIT
%
CAS NUMBER
7440-25-7
CRITERIA
Ti
VALUE
val1
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UNIT
%
CAS NUMBER
7440-32-6
CRITERIA
V
VALUE
val1
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UNIT
%
CAS NUMBER
7440-62-2
CRITERIA
W
VALUE
val1
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UNIT
%
CAS NUMBER
7440-33-7

GB/T 38820: 2020 / Irradiation-resistant and heat-resistant steels

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GB 20Cr11W2VTaSi Physical Properties

Temperature

PROPERTY / VALUE
Modulus of Elasticity
190 — 230 GPa
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Density
7.61 — 8.1 kg/dm³
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Poisson Coefficient
val1
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This material has 44 properties — only a subset is shown here.

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GB 20Cr11W2VTaSi Heat Treatments

  • Heated to 1000°C - 1100°C, staying at set temperature, air cooled to 720°C - 800°C staying at set temperature, air cooled.

GB 20Cr11W2VTaSi Mechanical Properties

Temperature

PROPERTY / VALUE
Tensile Strength
≥ 800 MPa
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Brinell Hardness (HB)
≤ 269
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Yield Strength, Rp0.2
val1
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MPa
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Impact Energy
val1
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J
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  • -Cross References
  • 21Composition
  • 11Mechanical Properties
  • 9Physical Properties
  • 1Heat Treatment
  • -Metallography
  • -Machinability
  • -Stress-Strain
  • -Formability
  • -Fatigue
  • -Fracture
  • 1Creep
  • -Joints
  • -Coatings
  • 1Dimensions
  • -Tribology
  • -Corrosion
  • -Ageing
  • -Weatherability
  • -Irradiation
  • -Total Suppliers