ISO TC 90 Tool steels

Material group: Ferrous Alloys / Tool steels
Country/Standard: International / ISO

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ISO TC 90 Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
0.85 – 0.94
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
≤ 0.20
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Cu
VALUE
≤ 0.25
UNIT
%
CAS NUMBER
7440-50-8
CRITERIA
Mn
VALUE
val1
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UNIT
%
CAS NUMBER
7439-96-5
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

Tool steels, ISO 4957 / 1980

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ISO TC 90 Physical Properties

Temperature

PROPERTY / VALUE
Modulus of Elasticity
190 — 210 GPa
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Density
7.72 — 8 kg/dm³
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Poisson Coefficient
0.27 — 0.3
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This material has 241 properties — only a subset is shown here.

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ISO TC 90 Heat Treatments

  • Hardened at 780°C ± 10°C, quenched in water. Total heating time for hardening is 25 minutes ± 1 minute
    Tempered at 180°C ± 10°C. Total heating time for tempering is 60 minutes

ISO TC 90 Mechanical Properties

Temperature

PROPERTY / VALUE
Brinell Hardness (HB)
≤ 207
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Rockwell Hardness (HR)
60
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  • 124 Cross References
  • 8 Composition
  • 2 Mechanical Properties
  • 3 Physical Properties
  • 1 Heat Treatment
  • - Metallography
  • - Machinability
  • - Stress-Strain
  • - Formability
  • - Fatigue
  • - Fracture
  • - Creep
  • - Joints
  • - Coatings
  • 6 Dimensions
  • - Tribology
  • - Corrosion
  • - Ageing
  • - Weatherability
  • - Irradiation
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