1.1231 (Germany / DIN) Material Properties

Other designations: ,
Material group: Ferrous Alloys / Structural and constructional steels
Country/Standard: Germany / DIN

Data updates

Latest Update: 2022-08
Total number of updates: 2
Update History:
2021-12

Mechanical Properties

Temperature

0 - 30°C
PROPERTY / VALUE
Yield Strength, Rp0.2 ≤ 510 MPa view details
Tensile Strength 640 MPa view details
Elongation, A 12 % view details
Rockwell Hardness (HR) val1
Full data access requires a free trial. Sign Up Free
view details
Vickers Hardness (HV) val1
Full data access requires a free trial. Sign Up Free
view details
Yield Strength, Rp0.2 ≤ 74 ksi view details
Tensile Strength 92.8 ksi view details
Elongation, A 12 % view details
Rockwell Hardness (HR) val1
Full data access requires a free trial. Sign Up Free
view details
Vickers Hardness (HV) val1
Full data access requires a free trial. Sign Up Free
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
0.6500 – 0.7200
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Mn
VALUE
0.6000 – 0.9000
UNIT
%
CAS NUMBER
7439-96-5
CRITERIA
P
VALUE
≤ 0.0350
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

DIN 17222: 1979 / Cold Rolled Steel Strips for Springs; Technical Conditions of Delivery

Heat Treatments

  • Austenitizing: 815-845°C, cooling in oil.
  • Soft annealing: 650-690°C; Hardening (quenching in oil): 815-845°C; Tempering: 300-500°C