MIL IC-431 Cast steels

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

Data updates

Latest Update: 2019-03
Total number of updates: 2
Update History
2016-01

This material has 16 properties — only a subset is shown here.

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MIL IC-431 Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
0.0800 – 0.1500
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
C+N
VALUE
≤ 0.2200
UNIT
%
CAS NUMBER
CRITERIA
Cr
VALUE
15.0000 – 17.0000
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Mn
VALUE
val1
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UNIT
%
CAS NUMBER
7439-96-5
CRITERIA
N
VALUE
val1
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UNIT
%
CAS NUMBER
7727-37-9; 17778-88-0
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

MIL-S-81591: 1968 / Steel, investment castings, carbon and corrosion resisting

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MIL IC-431 Mechanical Properties

Temperature

PROPERTY / VALUE
Tensile Strength
≥ 1172 MPa
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Elongation, A
≥ 2 %
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Rockwell Hardness (HR)
val1
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Yield Strength, Rp0.2
≥ 896 MPa
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  • 2Cross References
  • 9Composition
  • 5Mechanical Properties
  • -Physical Properties
  • -Heat Treatment
  • -Metallography
  • -Machinability
  • -Stress-Strain
  • -Formability
  • -Fatigue
  • -Fracture
  • -Creep
  • -Joints
  • -Coatings
  • -Dimensions
  • -Tribology
  • -Corrosion
  • -Ageing
  • -Weatherability
  • -Irradiation
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