MIL 6150 Structural and constructional steels

Material group: Ferrous Alloys / Structural and constructional steels
Country / Standard: United States / MIL
Indicative price:

Data updates

Latest Update: 2014-10
Total number of updates: 1
Update History

This material has 21 properties — only a subset is shown here.

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MIL 6150 Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
0.4800 – 0.5300
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
0.7500 – 1.2000
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Mn
VALUE
0.7000 – 0.9000
UNIT
%
CAS NUMBER
7439-96-5
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
V
VALUE
val1
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UNIT
%
CAS NUMBER
7440-62-2

MIL-S-8503B: 1978 / Steel bars, chrome-vanadium (6150) (aircraft quality) (asg)

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MIL 6150 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 21 properties — only a subset is shown here.

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MIL 6150 Heat Treatments


  • Normalizing temperature range 1600-1700°F, air quenched; Annealing temperature range 1525-1575°F; Furnace cool to 1000°F or below; (Recommended subcritical anneal temperature is 1250°F); Austenitizing temperature range 1550-1625°F; Medium for quenching: oil.

MIL 6150 Mechanical Properties


Temperature

PROPERTY / VALUE
Brinell Hardness (HB)
≤ 235
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Rockwell Hardness (HR)
≥ 22
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  • 7Cross References

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

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

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

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

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