AFNOR NF 38 B 3 Structural and constructional steels

Material group: Ferrous Alloys / Structural and constructional steels
Country/Standard: France / AFNOR NF

Data updates

Latest Update: 2020-07
Total number of updates: 2
Update History
2019-05

This material has 284 properties — only a subset is shown here.

Unlock full material properties, including detailed values across temperatures and conditions.

View Complete Material Data ›
Free registration required • Instant access

Free registration required • Instant access

AFNOR NF 38 B 3 Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
B
VALUE
0.0008 – 0.0050
UNIT
%
CAS NUMBER
7440-42-8
CRITERIA
C
VALUE
0.34 – 0.40
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Mn
VALUE
0.60 – 0.90
UNIT
%
CAS NUMBER
7439-96-5
CRITERIA
P
VALUE
val1
Full data available with free access View Complete Material Data
UNIT
%
CAS NUMBER
7723-14-0
CRITERIA
S
VALUE
val1
Full data available with free access View Complete Material Data
UNIT
%
CAS NUMBER
7704-34-9
CRITERIA
Si
VALUE
val1
Full data available with free access View Complete Material Data
UNIT
%
CAS NUMBER
7440-21-3

NF A 35-556: 1984 / Iron and steel. Heat treatable steels for externally threaded fasteners for structural purposes

Looking for full material performance data?

View Complete Material Data ›
Free registration required • Instant access

Free registration required • Instant access

AFNOR NF 38 B 3 Physical Properties


Temperature

PROPERTY / VALUE
Modulus of Elasticity
190 — 210 GPa
Unlock full details
Full data available with free access View Complete Material Data
Density
7.67 — 7.86 kg/dm³
Unlock full details
Full data available with free access View Complete Material Data
Poisson Coefficient
0.27 — 0.3
Unlock full details
Full data available with free access View Complete Material Data

This material has 284 properties — only a subset is shown here.

Unlock detailed physical values across temperatures and conditions.

View Complete Material Data ›
Free registration required • Instant access

Free registration required • Instant access

AFNOR NF 38 B 3 Heat Treatments

  • Heated in the range at 835-865°C, cooled in oil or water for d ≤ 40mm and in water for d > 40 mm and:
    Tempered I at 500-600°C
    Tempered II at 450-550°C
    Jominy test at 850 ± 5°C
  • Hardened at 835-865°C, quenched in oil
    Tempered at 500-600°C

AFNOR NF 38 B 3 Mechanical Properties


Temperature

PROPERTY / VALUE
Yield Strength, Rp0.2
val1
Full data available with free access View Complete Material Data
MPa
Unlock full details
Full data available with free access View Complete Material Data
Tensile Strength
540 MPa
Unlock full details
Full data available with free access View Complete Material Data
Elongation, A
11 %
Unlock full details
Full data available with free access View Complete Material Data
Impact Strength
val1
Full data available with free access View Complete Material Data
kJ/m²
Unlock full details
Full data available with free access View Complete Material Data
Brinell Hardness (HB)
156
Unlock full details
Full data available with free access View Complete Material Data
Rockwell Hardness (HR)
val1
Full data available with free access View Complete Material Data
Unlock full details
Full data available with free access View Complete Material Data

Need complete mechanical properties to make the right choice?

Get complete data on strength, hardness, fatigue, and more.

View Complete Material Data ›
Free registration required • Instant access

Free registration required • Instant access

Book A Demo

Optimize material selection for your application - Book a Demo

  • 117 Cross References

  • 24 Composition
  • 47 Mechanical Properties
  • 3 Physical Properties
  • 8 Heat Treatment
  • - Metallography
  • - Machinability

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

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

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

  • 84 Total Suppliers