DIN 1.1191 Structural and constructional steels

Material group: Ferrous Alloys / Structural and constructional steels, Ferrous Alloys / Cast steels

Country/Standard: Germany / DIN

Data updates

Latest Update: 2025-11

Total number of updates: 19

Update History

2025-03 2024-12 2024-08 2024-07 2024-05 2022-08 2021-12 2020-03 2019-06 2019-03 2018-12 2018-09 2018-08 2017-10 2016-11 2016-05 2015-04 2014-04

This material has 3353 properties — only a subset is shown here.

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

DIN 1.1191 Chemical Composition

CRITERIA

VALUE

UNIT

CAS NUMBER

CRITERIA

VALUE

0.4200 – 0.5000

UNIT

CAS NUMBER

7440-44-0

CRITERIA

VALUE

0.5000 – 0.8000

UNIT

CAS NUMBER

7439-96-5

CRITERIA

VALUE

≤ 0.0350

UNIT

CAS NUMBER

7723-14-0

CRITERIA

VALUE

val1

UNIT

CAS NUMBER

7704-34-9

CRITERIA

VALUE

val1

UNIT

CAS NUMBER

7440-21-3

DIN 1652-4: 1990 / Bright steel made from steel for quenching and tempering; technical delivery conditions

Looking for full material performance data?

DIN 1.1191 Physical Properties

Temperature

0 - 30°C 30 - 100°C 100 - 300°C ≥ 300°C

PROPERTY / VALUE

Modulus of Elasticity

190 — 210 GPa

Unlock full details

Shear Modulus

val1 GPa

Unlock full details

Dynamic Modulus of Elasticity

val1 GPa

Unlock full details

Density

val1 kg/dm³

Unlock full details

Poisson Coefficient

val1

Unlock full details

Thermal Conductivity

50 W/(m∙°C)

Unlock full details

Heat Capacity

val1 J/(kg∙°C)

Unlock full details

Electrical Resistivity

0.12 Ω∙mm²/m

Unlock full details

Electrical Conductivity

val1 S/m

Unlock full details

This material has 3353 properties — only a subset is shown here.

Unlock detailed physical values across temperatures and conditions.

DIN 1.1191 Heat Treatments

(+N) Normalized: 840-880°C, cooled in air;
(+QT) Quenched: 820-860°C, cooled in oil or water, Tempered: 550-660°C.
Normalized at 840-870°C
Surface hardened at 820-900°C

DIN 1.1191 Mechanical Properties

Temperature

0 - 30°C 30 - 100°C 100 - 300°C ≥ 300°C

PROPERTY / VALUE

Yield Strength, Rp0.2

val1 MPa

Unlock full details

Tensile Strength

510 — 1500 MPa

Unlock full details

Elongation, A

4 %

Unlock full details

Reduction of Area

val1 %

Unlock full details

Impact Energy

val1 J

Unlock full details

Brinell Hardness (HB)

163 — 255

Unlock full details

Rockwell Hardness (HR)

val1

Unlock full details

Vickers Hardness (HV)

val1

Unlock full details

Grain Size

val1

Unlock full details

Need complete mechanical properties to make the right choice?

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

Optimize material selection for your application - Book a Demo

1078 Cross References

152 Composition
612 Mechanical Properties
56 Physical Properties
23 Heat Treatment
6 Metallography
- Machinability

233 Stress-Strain
82 Formability
43 Fatigue
- Fracture
1 Creep

- Joints
- Coatings
173 Dimensions
- Tribology

- Corrosion
- Ageing
- Weatherability
- Irradiation

894 Total Suppliers