GOST R9 Tool steels

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

Data updates

Latest Update: 2016-10
Total number of updates: 2
Update History
2015-09

This material has 68 properties — only a subset is shown here.

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GOST R9 Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
0.85 – 0.95
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Co
VALUE
≤ 0.50
UNIT
%
CAS NUMBER
7440-48-4
CRITERIA
Cr
VALUE
3.80 – 4.40
UNIT
%
CAS NUMBER
7440-47-3
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
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
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

GOST 19265: 1973 / Bars and strips out of high-speed steel. Specifications

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GOST R9 Physical Properties


Temperature

PROPERTY / VALUE
Modulus of Elasticity
190 — 220 GPa
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Electrical Resistivity
0.38 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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Poisson Coefficient
val1
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This material has 68 properties — only a subset is shown here.

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GOST R9 Heat Treatments


  • QT1 - Quenched: 1230°C, oil cooled; tempered: 200°C, 1h. QT2 - Quenched: 1230°C, oil cooled; tempered: 300°C, 1h. QT3 - Quenched: 1230°C, oil cooled; tempered: 400°C, 1h. QT4 - Quenched: 1230°C, oil cooled; tempered: 500°C, 1h. QT5 - Quenched: 1230°C, oil cooled; tempered: 540°C, 1h. QT6 - Quenched: 1230°C, oil cooled; tempered: 580°C, 1h. QT7 - Quenched: 1230°C, oil cooled; tempered: 600°C, 1h. QT8 - Quenched: 1230°C, oil cooled; tempered: 620°C, 1h. QT9 - Quenched: 1230°C, oil cooled; tempered: 660°C, 1h.

GOST R9 Mechanical Properties


Temperature

PROPERTY / VALUE
Tensile Strength
≥ 800 MPa
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Brinell Hardness (HB)
≤ 255
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Rockwell Hardness (HR)
62 — 100
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GOST R9 International Equivalent Materials


Showing 2 of 2 results.

MATERIAL
STANDARD
COUNTRY / PRODUCER
EQUIVALENCE CATEGORY
MATERIAL
STANDARD
PN
COUNTRY / PRODUCER
Poland
EQUIVALENCE CATEGORY
Official
MATERIAL
STANDARD
CSN
COUNTRY / PRODUCER
Czech Republic
EQUIVALENCE CATEGORY
Implicit

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  • 2Cross References

  • 22Composition
  • 6Mechanical Properties
  • 31Physical Properties
  • 1Heat Treatment
  • -Metallography
  • -Machinability

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

  • -Joints
  • -Coatings
  • 5Dimensions
  • -Tribology

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

  • 1Total Suppliers