PROPRIETARY 440 N-DUR Stainless steels

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

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PROPRIETARY 440 N-DUR Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
≤ 0.5800
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
≤ 15.0000
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Mn
VALUE
≤ 0.4500
UNIT
%
CAS NUMBER
7439-96-5
CRITERIA
Mo
VALUE
val1
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UNIT
%
CAS NUMBER
7439-98-7
CRITERIA
N
VALUE
val1
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UNIT
%
CAS NUMBER
7727-37-9; 17778-88-0
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

Timken Steel Corporation, Product Data Sheets,

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PROPRIETARY 440 N-DUR Physical Properties

Temperature

PROPERTY / VALUE
Modulus of Elasticity
190 — 215 GPa
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Density
7.61 — 8.1 kg/dm³
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Poisson Coefficient
0.27 — 0.3
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This material has 31 properties — only a subset is shown here.

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PROPRIETARY 440 N-DUR Heat Treatments

  • Austenitized at 1080°C, warm oil quenched, subzero treated to -84°C and tempered at 177°C.

PROPRIETARY 440 N-DUR Mechanical Properties

Temperature

PROPERTY / VALUE
Tensile Strength
≥ 2234 MPa
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Elongation, A
≥ 2.3 %
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Reduction of Area
val1
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%
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Yield Strength, Rp0.2
≥ 1910 MPa
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  • -Cross References
  • 16Composition
  • 4Mechanical Properties
  • 7Physical Properties
  • 1Heat Treatment
  • -Metallography
  • -Machinability
  • 1Stress-Strain
  • -Formability
  • -Fatigue
  • -Fracture
  • -Creep
  • -Joints
  • -Coatings
  • -Dimensions
  • -Tribology
  • -Corrosion
  • -Ageing
  • -Weatherability
  • -Irradiation
  • 2Total Suppliers