ACI A 447 HH Type I Cast steels

Material group: Ferrous Alloys / Cast steels
Country / Standard: United States / ACI

Data updates

Latest Update: 2021-04
Total number of updates: 1
Update History

This material has 56 properties — only a subset is shown here.

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ACI A 447 HH Type I Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
0.20 – 0.50
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
24 – 28
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Fe
VALUE
Balance
UNIT
%
CAS NUMBER
7439-89-6
CRITERIA
Mn
VALUE
val1
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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
Si
VALUE
val1
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UNIT
%
CAS NUMBER
7440-21-3

Heat and Corrosion Resistant Castings: Their Engineering Properties and Applications, Nickel Institute, 1978

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ACI A 447 HH Type I Physical Properties


Temperature

PROPERTY / VALUE
Modulus of Elasticity
186 GPa
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Electrical Resistivity
0.75 — 0.85 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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Service Temperature
val1
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°C
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This material has 56 properties — only a subset is shown here.

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ACI A 447 HH Type I Heat Treatments


  • Aged at 760°C (1400°F) for 24 hours, furnace cooled.

ACI A 447 HH Type I Mechanical Properties


Temperature

PROPERTY / VALUE
Tensile Strength
586.1 — 592.9 MPa
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Brinell Hardness (HB)
185 — 200
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Elongation, A
val1
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%
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Yield Strength, Rp0.2
val1
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MPa
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ACI A 447 HH Type I International Equivalent Materials


Showing 1 of 11 results.

MATERIAL
STANDARD
COUNTRY / PRODUCER
EQUIVALENCE CATEGORY
MATERIAL
STANDARD
ACI
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Composition 100%

Equivalence categories reflect chemical-composition and mechanical-property comparison — always verify suitability against the governing specification for your application.

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  • 11Cross References

  • 7Composition
  • 17Mechanical Properties
  • 17Physical Properties
  • 1Heat Treatment
  • -Metallography
  • -Machinability

  • 2Stress-Strain
  • -Formability
  • -Fatigue
  • -Fracture
  • 1Creep

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

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

  • -Total Suppliers