UNI Fe 42 Structural and constructional steels

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

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This material has 225 properties — only a subset is shown here.

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UNI Fe 42 Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
Al
VALUE
≥ 0.02
UNIT
%
CAS NUMBER
7429-90-5
CRITERIA
C
VALUE
≤ 0.20
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
P
VALUE
≤ 0.045
UNIT
%
CAS NUMBER
7723-14-0
CRITERIA
S
VALUE
val1
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UNIT
%
CAS NUMBER
7704-34-9

UNI 7091: 1972 / Unalloyed steel welded pipes. Smooth pipes for general uses

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UNI Fe 42 Physical Properties


Temperature

PROPERTY / VALUE
Modulus of Elasticity
190 — 210 GPa
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Density
7.67 — 7.86 kg/dm³
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Poisson Coefficient
0.27 — 0.3
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This material has 225 properties — only a subset is shown here.

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UNI Fe 42 Heat Treatments

  • Heated at a temperature maximum 1250 °C. The rolling must be finished at a temperature minimum 850 °C. Air cooling.

UNI Fe 42 Mechanical Properties


Temperature

PROPERTY / VALUE
Yield Strength, Rp0.2
225 MPa
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Tensile Strength
410 — 520 MPa
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Elongation, A
17 %
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Impact Energy
val1
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J
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  • 116 Cross References

  • 7 Composition
  • 13 Mechanical Properties
  • 3 Physical Properties
  • 1 Heat Treatment
  • - Metallography
  • - Machinability

  • - Stress-Strain
  • - Formability
  • - Fatigue
  • - Fracture
  • - Creep

  • - Joints
  • - Coatings
  • - Dimensions
  • - Tribology

  • - Corrosion
  • - Ageing
  • - Weatherability
  • - Irradiation

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