SAE J1237 Type 2 Structural and constructional steels

Material group: Ferrous Alloys / Structural and constructional steels
Country / Standard: United States / SAE

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This material has 9 properties — only a subset is shown here.

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SAE J1237 Type 2 Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
B
VALUE
0.0005 – 0.003
UNIT
%
CAS NUMBER
7440-42-8
CRITERIA
C
VALUE
0.13 – 0.27
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Mn
VALUE
0.56 – 1.71
UNIT
%
CAS NUMBER
7439-96-5

SAE J 1237: 2001 / Metric thread rolling screws

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SAE J1237 Type 2 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 9 properties — only a subset is shown here.

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SAE J1237 Type 2 Heat Treatments

  • Heat treated in a continuous carbonitriding or gas carburizing system. Cyaniding systems may be approved by the purchaser when it is shown that a continuous flow (no batch) quenching process which consistently produces uniform case and core hardnesses is employed. Minimum tempering temperature shall be 340°C.

SAE J1237 Type 2 Mechanical Properties

Temperature

PROPERTY / VALUE
Rockwell Hardness (HR)
28 — 38
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  • -Cross References
  • 3Composition
  • 2Mechanical 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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