PROPRIETARY 4140HW Structural and constructional steels

Material group: Ferrous Alloys / Structural and constructional steels
Country / Standard: PROPRIETARY

Data updates

Latest Update: 2021-10
Total number of updates: 1
Update History

This material has 24 properties — only a subset is shown here.

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PROPRIETARY 4140HW Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
0.41
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
1.07
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Mn
VALUE
0.98
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
Si
VALUE
val1
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UNIT
%
CAS NUMBER
7440-21-3

Timken Steel Corporation, Product Data Sheets,

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PROPRIETARY 4140HW Physical Properties

Temperature

PROPERTY / VALUE
Modulus of Elasticity
190 — 210 GPa
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Density
val1
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kg/dm³
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Poisson Coefficient
val1
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This material has 24 properties — only a subset is shown here.

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PROPRIETARY 4140HW Heat Treatments

  • Normalized: 871-927°C (1600-1700°F), forced air cooled prior to hardening/tempering.
    Quenched and temped: Austenitized at 871-899°C (1600-1650°F), liquid quenched, tempered to desired strength.

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  • -Cross References
  • 6Composition
  • -Mechanical Properties
  • 9Physical Properties
  • 8Heat Treatment
  • -Metallography
  • -Machinability
  • -Stress-Strain
  • -Formability
  • -Fatigue
  • -Fracture
  • -Creep
  • -Joints
  • -Coatings
  • -Dimensions
  • -Tribology
  • -Corrosion
  • -Ageing
  • -Weatherability
  • -Irradiation
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