GJB 4Cr13 Stainless steels

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

Data updates

Latest Update: 2023-04
Total number of updates: 2
Update History
2016-11

This material has 27 properties — only a subset is shown here.

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GJB 4Cr13 Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
0.3600 – 0.4500
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
12.0000 – 14.0000
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Mn
VALUE
≤ 0.8000
UNIT
%
CAS NUMBER
7439-96-5
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

GJB 2294: 1995 / Specification for stainless and heat resisting steel bars for aviation

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GJB 4Cr13 Physical Properties


Temperature

PROPERTY / VALUE
Modulus of Elasticity
190 — 215 GPa
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Density
7.61 — 8.1 kg/dm³
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Poisson Coefficient
0.27 — 0.3
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This material has 27 properties — only a subset is shown here.

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GJB 4Cr13 Heat Treatments


  • Annealed at 800-900°C and slowly cooled or fast cooled approx. 750°C.
    Quenched at 1050 - 1100°C, fast cooled. Tempered at 200 - 300°C, air cooled.
  • Quenching or solid solution at 1050 to 1100°C, cooling in oil and tempering at 200 to 300°C.

GJB 4Cr13 Mechanical Properties


Temperature

PROPERTY / VALUE
Tensile Strength
≥ 590 MPa
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Brinell Hardness (HB)
≤ 229
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Elongation, A
≥ 15 %
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Rockwell Hardness (HR)
val1
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Yield Strength, Rp0.2
val1
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MPa
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GJB 4Cr13 International Equivalent Materials


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MATERIAL
STANDARD
COUNTRY / PRODUCER
EQUIVALENCE CATEGORY
MATERIAL
STANDARD
GOST
COUNTRY / PRODUCER
Russia
EQUIVALENCE CATEGORY
Composition 100%

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  • 3Cross References

  • 12Composition
  • 6Mechanical Properties
  • 3Physical Properties
  • 2Heat Treatment
  • -Metallography
  • -Machinability

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

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

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

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