AISI 12L14 Structural and constructional steels

Material group: Ferrous Alloys / Structural and constructional steels
Country/Standard: United States / AISI

Data updates

Latest Update: 2026-01
Total number of updates: 8
Update History

This material has 524 properties — only a subset is shown here.

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AISI 12L14 Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
≤ 0.15
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Mn
VALUE
0.85 – 1.15
UNIT
%
CAS NUMBER
7439-96-5
CRITERIA
P
VALUE
0.04 – 0.09
UNIT
%
CAS NUMBER
7723-14-0
CRITERIA
Pb
VALUE
val1
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UNIT
%
CAS NUMBER
7439-92-1
CRITERIA
S
VALUE
val1
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UNIT
%
CAS NUMBER
7704-34-9

SAE J403: 2014 / Chemical Compositions of SAE Carbon Steels

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AISI 12L14 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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Thermal Conductivity
15 W/(m∙°C)
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Heat Capacity
val1
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J/(kg∙°C)
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Electrical Resistivity
1.25 Ω∙mm²/m
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Electrical Conductivity
val1
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S/m
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Melting Temperature
val1
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°C
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This material has 524 properties — only a subset is shown here.

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AISI 12L14 Mechanical Properties

Temperature

PROPERTY / VALUE
Yield Strength, Rp0.2
val1
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MPa
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Tensile Strength
390 — 540 MPa
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Elongation, A
10 %
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Reduction of Area
val1
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%
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Brinell Hardness (HB)
121 — 163
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  • 187 Cross References
  • 28 Composition
  • 42 Mechanical Properties
  • 35 Physical Properties
  • - Heat Treatment
  • 4 Metallography
  • 4 Machinability
  • - Stress-Strain
  • - Formability
  • - Fatigue
  • - Fracture
  • 8 Creep
  • - Joints
  • - Coatings
  • 56 Dimensions
  • - Tribology
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