IS IS 4522 Grade 12 Cast steels

Material group: Ferrous Alloys / Cast steels
Country / Standard: India / IS

Data updates

Latest Update: 2021-06
Total number of updates: 2
Update History
2019-10

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IS IS 4522 Grade 12 Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
0.35 – 0.75
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
13.0 – 17.0
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Mn
VALUE
≤ 2.00
UNIT
%
CAS NUMBER
7439-96-5
CRITERIA
Mo
VALUE
val1
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UNIT
%
CAS NUMBER
7439-98-7
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

IS 4522: 1986 / Heat resistant alloy steel and nickel base castings

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IS IS 4522 Grade 12 Physical Properties

Temperature

PROPERTY / VALUE
Modulus of Elasticity
190 GPa
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Electrical Resistivity
1 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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Melting Temperature
val1
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°C
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IS IS 4522 Grade 12 Heat Treatments

  • Heated: 1050°C, 12h, furnace cooled.
    Aged: 760°C, 24h, air cooled.

IS IS 4522 Grade 12 Mechanical Properties

Temperature

PROPERTY / VALUE
Tensile Strength
450 — 470 MPa
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Brinell Hardness (HB)
135 — 210
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Elongation, A
val1
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%
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Yield Strength, Rp0.2
val1
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MPa
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  • 2Cross References
  • 8Composition
  • 21Mechanical Properties
  • 15Physical Properties
  • 1Heat Treatment
  • -Metallography
  • -Machinability
  • 2Stress-Strain
  • -Formability
  • -Fatigue
  • -Fracture
  • 1Creep
  • -Joints
  • -Coatings
  • -Dimensions
  • -Tribology
  • -Corrosion
  • -Ageing
  • -Weatherability
  • -Irradiation
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