ASME SA-451 Grade CPF8C(Ta max) Stainless steels

Material group: Ferrous Alloys / Stainless steels
Country / Standard: United States / ASME

Data updates

Latest Update: 2020-02
Total number of updates: 1
Update History

This material has 41 properties — only a subset is shown here.

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ASME SA-451 Grade CPF8C(Ta max) Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
≤ 0.08
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
18.0 – 21.0
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Mn
VALUE
≤ 1.50
UNIT
%
CAS NUMBER
7439-96-5
CRITERIA
Nb
VALUE
val1
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UNIT
%
CAS NUMBER
7440-03-1
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
Ta
VALUE
val1
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UNIT
%
CAS NUMBER
7440-25-7

ASME Boiler and Pressure Vessel Code An International Code Section II - Part A Ferrous Material Specifications, American Society of Mechanical Engineers, 2025

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ASME SA-451 Grade CPF8C(Ta max) 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 41 properties — only a subset is shown here.

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ASME SA-451 Grade CPF8C(Ta max) Heat Treatments


  • The pipe shall receive a heat treatment at the temperature 1065°C (1950°F) for 2 h/25.4 mm of thickness, followed by a quench in water or rapid cool by other means.

ASME SA-451 Grade CPF8C(Ta max) Mechanical Properties


Temperature

PROPERTY / VALUE
Tensile Strength
≥ 485 MPa
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Elongation, A
≥ 30 %
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Yield Strength, Rp0.2
≥ 205 MPa
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  • 22Cross References

  • 9Composition
  • 3Mechanical Properties
  • 3Physical Properties
  • 1Heat Treatment
  • -Metallography
  • -Machinability

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

  • -Joints
  • -Coatings
  • 3Dimensions
  • -Tribology

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

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