FE-PL31 (France / AFNOR NF) Material Properties

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

Data updates

Latest Update: 2018-04
Total number of updates: 2
Update History:
2018-01

Mechanical Properties

Temperature

0 - 30°C
PROPERTY / VALUE
Brinell Hardness (HB) ≤ 207 view details
Rockwell Hardness (HR) 61 view details
Vickers Hardness (HV) 218 view details
Brinell Hardness (HB) ≤ 207 view details
Rockwell Hardness (HR) 61 view details
Vickers Hardness (HV) 218 view details

Physical Properties

Temperature

0 - 30°C
PROPERTY / VALUE
Modulus of Elasticity 190 — 210 GPa view details
Density 7.67 — 7.86 kg/dm³ view details
Poisson Coefficient 0.27 — 0.3 view details
Modulus of Elasticity 27.6 E+03 — 30.5 E+03 ksi view details
Density 0.277 — 0.284 lb/in³ view details
Poisson Coefficient 0.27 — 0.3 view details

Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
0.95 – 1.10
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
1.35 – 1.65
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Mn
VALUE
0.25 – 0.45
UNIT
%
CAS NUMBER
7439-96-5
CRITERIA
Ni
VALUE
val1
Full data access requires a free trial. Sign Up Free
UNIT
%
CAS NUMBER
7440-02-0
CRITERIA
P
VALUE
val1
Full data access requires a free trial. Sign Up Free
UNIT
%
CAS NUMBER
7723-14-0
CRITERIA
S
VALUE
val1
Full data access requires a free trial. Sign Up Free
UNIT
%
CAS NUMBER
7704-34-9
CRITERIA
Si
VALUE
val1
Full data access requires a free trial. Sign Up Free
UNIT
%
CAS NUMBER
7440-21-3

EN 2222: 2017 / Aerospace series - Steel FE-PL31 - Hardened and tempered - Hand and die forgings

Heat Treatments

  • Hardened and tempered: <br> 830°C <= &theta; <= 870 °C/OQ <br> Then temper 150°C <= &theta; <= 190°C<br> Optional test for disc, a=10mm, HRC<=61 and HV<=740, hardened and tempered: <br> 830°C+/-10°C/OQ <br> Then temper 180°C+/-5°C.
  • Hardened and tempered: <br> 830°C = &theta; = 870 °C/OQ <br> Then temper 150°C = &theta; = 190°C<br> Optional test for disc, a=10mm, HRC<=61 and HV<=740, hardened and tempered: <br> 830°C+/-10°C/OQ <br> Then temper 180°C+/-5°C.