GOST 12H21N5G2STL Cast steels

Material group: Ferrous Alloys / Cast steels
Country / Standard: Russia / GOST

Data updates

Latest Update: 2015-03
Total number of updates: 1
Update History

This material has 20 properties — only a subset is shown here.

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GOST 12H21N5G2STL Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
≤ 0.12
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
20.0 – 22.0
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
Nb+Ta
VALUE
val1
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UNIT
%
CAS NUMBER
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
VALUE
val1
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UNIT
%
CAS NUMBER
7440-32-6

GOST 977: 1988 / Steel castings. General specifications

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GOST 12H21N5G2STL Heat Treatments

  • Quenching 1050 - 1100°C, cooling water or air.

GOST 12H21N5G2STL Mechanical Properties

Temperature

PROPERTY / VALUE
Tensile Strength
≥ 549 MPa
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Elongation, A
≥ 12 %
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Impact Strength
≥ 196 kJ/m²
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Reduction of Area
val1
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%
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Yield Strength, Rp0.2
val1
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MPa
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  • 4Cross References
  • 10Composition
  • 5Mechanical Properties
  • -Physical Properties
  • 1Heat Treatment
  • -Metallography
  • -Machinability
  • -Stress-Strain
  • -Formability
  • -Fatigue
  • -Fracture
  • -Creep
  • -Joints
  • -Coatings
  • -Dimensions
  • -Tribology
  • -Corrosion
  • -Ageing
  • -Weatherability
  • -Irradiation
  • -Total Suppliers