PROPRIETARY LA 7765 Tool steels

Material group: Ferrous Alloys / Tool steels
Country / Standard: PROPRIETARY

Data updates

Latest Update: 2022-11
Total number of updates: 1
Update History

This material has 55 properties — only a subset is shown here.

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PROPRIETARY LA 7765 Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
0.30 – 0.35
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
2.80 – 3.30
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Fe
VALUE
Base
UNIT
%
CAS NUMBER
7439-89-6
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
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

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PROPRIETARY LA 7765 Physical Properties

Temperature

PROPERTY / VALUE
Modulus of Elasticity
190 — 210 GPa
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Thermal Conductivity
33 W/(m∙°C)
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Density
7.72 — 8 kg/dm³
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Poisson Coefficient
val1
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This material has 55 properties — only a subset is shown here.

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PROPRIETARY LA 7765 Heat Treatments

  • Quenching: - preheating to 750°C
    - heating to 925°C
    - quenching with hot oil or in salt baths
    Tempering: From 525°C according to the hardnesses and mechanical characteristics sought
    Forging: 1100°C - 900°C followed by slow and controlled cooling
    Annealing at 850°C

PROPRIETARY LA 7765 Mechanical Properties

Temperature

PROPERTY / VALUE
Tensile Strength
900 — 1600 MPa
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Elongation, A
11.6 — 22 %
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Impact Strength
556 — 1860 kJ/m²
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Yield Strength, Rp0.2
val1
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MPa
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  • 1Cross References
  • 9Composition
  • 28Mechanical Properties
  • 9Physical Properties
  • 1Heat Treatment
  • -Metallography
  • -Machinability
  • 6Stress-Strain
  • -Formability
  • -Fatigue
  • -Fracture
  • -Creep
  • -Joints
  • -Coatings
  • -Dimensions
  • -Tribology
  • -Corrosion
  • -Ageing
  • -Weatherability
  • -Irradiation
  • 1Total Suppliers