PROPRIETARY BÖHLER N400 ISO EXTRA Stainless steels

Material group: Ferrous Alloys / Stainless steels

Country / Standard: PROPRIETARY

Data updates

Latest Update: 2021-02

Total number of updates: 1

Update History

This material has 86 properties — only a subset is shown here.

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

PROPRIETARY BÖHLER N400 ISO EXTRA Chemical Composition

CRITERIA

VALUE

UNIT

CAS NUMBER

CRITERIA

VALUE

≤ 0.029

UNIT

CAS NUMBER

7440-44-0

CRITERIA

VALUE

13.00

UNIT

CAS NUMBER

7440-47-3

CRITERIA

VALUE

0.65

UNIT

CAS NUMBER

7439-96-5

CRITERIA

VALUE

val1

UNIT

CAS NUMBER

7439-98-7

CRITERIA

VALUE

val1

UNIT

CAS NUMBER

7727-37-9; 17778-88-0

CRITERIA

VALUE

val1

UNIT

CAS NUMBER

7440-02-0

CRITERIA

VALUE

val1

UNIT

CAS NUMBER

7440-21-3

Böhler Edelstahl, Product Data Sheet,

Looking for full material performance data?

PROPRIETARY BÖHLER N400 ISO EXTRA Physical Properties

Temperature

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

PROPERTY / VALUE

Modulus of Elasticity

190 — 215 GPa

Unlock full details

Thermal Conductivity

val1 W/(m∙°C)

Unlock full details

Electrical Resistivity

val1 Ω∙mm²/m

Unlock full details

Density

val1 kg/dm³

Unlock full details

Electrical Conductivity

val1 S/m

Unlock full details

Heat Capacity

val1 J/(kg∙°C)

Unlock full details

Poisson Coefficient

val1

Unlock full details

Service Temperature

val1 °C

Unlock full details

This material has 86 properties — only a subset is shown here.

Unlock detailed physical values across temperatures and conditions.

PROPRIETARY BÖHLER N400 ISO EXTRA Heat Treatments

Hot forming: 1150 - 900°C
Annealing temperature: 600 - 650°C
Hardening: 950 - 1050°C / oil, air
Tempering temperature:
for bars and forgings: 650 - 700°C +
600 - 620°C (I)
550 - 600°C (II)
520 - 580°C (III)
and for sheets or plates:
560 - 640°C (II)
510 - 590°C (III)
Structure after annealed: Ferrite + Carbide
Structure after hardened and tempered: as tempered structure

PROPRIETARY BÖHLER N400 ISO EXTRA Mechanical Properties

Temperature

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

PROPERTY / VALUE

Tensile Strength

650 — 1100 MPa

Unlock full details

Brinell Hardness (HB)

≤ 320

Unlock full details

Elongation, A

≥ 10 %

Unlock full details

Yield Strength, Rp0.2

val1 MPa

Unlock full details

Impact Energy

val1 J

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

Looking to compare materials and make better decisions?

Access reliable material data, compare options, and make better decisions faster.

With Total Materia, you can:

Compare materials based on real engineering data

Find equivalent materials across standards

Evaluate performance for your specific conditions

Check compliance with global regulations

See how this works for your specific application

Take a Guided Tour

-Cross References

7Composition
51Mechanical Properties
18Physical Properties
1Heat Treatment
-Metallography
-Machinability

8Stress-Strain
-Formability
-Fatigue
-Fracture
-Creep

-Joints
-Coatings
-Dimensions
-Tribology

-Corrosion
-Ageing
-Weatherability
-Irradiation

1Total Suppliers