GB 019Cr24Mo2NbTi Stainless steels

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

Data updates

Latest Update: 2024-10
Total number of updates: 2
Update History
2015-07

This material has 74 properties — only a subset is shown here.

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GB 019Cr24Mo2NbTi Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
≤ 0.025
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
23.00 – 25.00
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Cu
VALUE
≤ 0.60
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
N
VALUE
val1
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UNIT
%
CAS NUMBER
7727-37-9; 17778-88-0
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
CRITERIA
Ti+Nb
VALUE
val1
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UNIT
%
CAS NUMBER

GB/T 30065: 2013 / Welded ferritic stainless steel tubes for feedwater heater

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GB 019Cr24Mo2NbTi Physical Properties


Temperature

PROPERTY / VALUE
Modulus of Elasticity
190 — 220 GPa
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Thermal Conductivity
val1
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W/(m∙°C)
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Electrical Resistivity
val1
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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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Poisson Coefficient
val1
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This material has 74 properties — only a subset is shown here.

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GB 019Cr24Mo2NbTi Heat Treatments


  • Heat treated at 800-1050°C and rapid cooled.
  • Solution annealed at min. 650°C.

GB 019Cr24Mo2NbTi Mechanical Properties


Temperature

PROPERTY / VALUE
Tensile Strength
≥ 410 MPa
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Brinell Hardness (HB)
≤ 217
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Elongation, A
≥ 25 %
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Rockwell Hardness (HR)
val1
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Vickers Hardness (HV)
val1
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Yield Strength, Rp0.2
val1
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MPa
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GB 019Cr24Mo2NbTi International Equivalent Materials


Showing 2 of 2 results.

MATERIAL
STANDARD
COUNTRY / PRODUCER
EQUIVALENCE CATEGORY
MATERIAL
STANDARD
GB
COUNTRY / PRODUCER
China
EQUIVALENCE CATEGORY
Identical
MATERIAL
STANDARD
GB
COUNTRY / PRODUCER
China
EQUIVALENCE CATEGORY
Identical

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  • 2Cross References

  • 33Composition
  • 12Mechanical Properties
  • 20Physical Properties
  • 2Heat Treatment
  • -Metallography
  • -Machinability

  • 2Stress-Strain
  • -Formability
  • -Fatigue
  • -Fracture
  • -Creep

  • -Joints
  • -Coatings
  • 3Dimensions
  • -Tribology

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

  • -Total Suppliers