WL 1.6944 Structural and constructional steels

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

Data updates

Latest Update: 2024-02
Total number of updates: 1
Update History

This material has 106 properties — only a subset is shown here.

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WL 1.6944 Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
0.35 – 0.40
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
0.65 – 0.90
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Mn
VALUE
0.50 – 0.80
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

WL 1.6944-1: 1984 / Ultra high-strength nickel-chromium-molybdenum steel with about 0.38 C - 1.8 Ni - 0.8 Cr -0.35 Mo - 0.1 V; sheets and plates

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WL 1.6944 Physical Properties

Temperature

PROPERTY / VALUE
Modulus of Elasticity
190 — 210 GPa
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Thermal Conductivity
val1
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W/(m∙°C)
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Electrical Resistivity
val1
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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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Heat Capacity
val1
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J/(kg∙°C)
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Poisson Coefficient
val1
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This material has 106 properties — only a subset is shown here.

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WL 1.6944 Heat Treatments

  • Quenched and tempered or precipitation treated to higher strength: hardening (835-865°C) oil tempering (180-230°C) / air
  • Quenched and tempered or precipitation treated to higher strength: hardening (835-865°C) oil tempering (180-230°C) / air

WL 1.6944 Mechanical Properties

Temperature

PROPERTY / VALUE
Tensile Strength
≥ 780 MPa
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Brinell Hardness (HB)
≥ 248
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Elongation, A
≥ 5 %
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Reduction of Area
val1
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%
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Rockwell Hardness (HR)
val1
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Yield Strength, Rp0.2
val1
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MPa
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Impact Energy
val1
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J
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Vickers Hardness (HV)
val1
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  • 4Cross References
  • 27Composition
  • 34Mechanical Properties
  • 17Physical Properties
  • 3Heat Treatment
  • -Metallography
  • -Machinability
  • 5Stress-Strain
  • -Formability
  • 14Fatigue
  • -Fracture
  • -Creep
  • -Joints
  • -Coatings
  • -Dimensions
  • -Tribology
  • -Corrosion
  • -Ageing
  • -Weatherability
  • -Irradiation
  • 2Total Suppliers