EN 1.4646 Stainless steels

Material group: Ferrous Alloys / Stainless steels

Country/Standard: European Union / EN

Data updates

Latest Update: 2016-10

Total number of updates: 5

Update History

2016-03 2015-03 2015-02 2015-01

This material has 167 properties — only a subset is shown here.

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EN 1.4646 Chemical Composition

CRITERIA

VALUE

UNIT

CAS NUMBER

CRITERIA

VALUE

0.02 – 0.10

UNIT

CAS NUMBER

7440-44-0

CRITERIA

VALUE

17.0 – 19.0

UNIT

CAS NUMBER

7440-47-3

CRITERIA

VALUE

1.50 – 3.00

UNIT

CAS NUMBER

7440-50-8

CRITERIA

VALUE

val1

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

7723-14-0

CRITERIA

VALUE

val1

UNIT

CAS NUMBER

7704-34-9

CRITERIA

VALUE

val1

UNIT

CAS NUMBER

7440-21-3

EN 10088-1: 2023 / Stainless steels - Part 1: List of stainless steels

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EN 1.4646 Physical Properties

Temperature

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

PROPERTY / VALUE

Modulus of Elasticity

190 — 215 GPa

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Density

val1 kg/dm³

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Poisson Coefficient

val1

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Thermal Conductivity

17.2 W/(m∙°C)

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Heat Capacity

val1 J/(kg∙°C)

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Electrical Resistivity

0.73 Ω∙mm²/m

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Electrical Conductivity

val1 S/m

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This material has 167 properties — only a subset is shown here.

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EN 1.4646 Heat Treatments

Hot forming: 1150 - 850°C, air cooling. Annealing: 1000 - 1100°C, air, water cooling.
Hot forming: 1150-850°C, air cooling.
AT - Solution annealing: 1000-1100°C, air or water cooling.

EN 1.4646 Mechanical Properties

Temperature

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

PROPERTY / VALUE

Yield Strength, Rp0.2

val1 MPa

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Yield Strength, Rp1

val1 MPa

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Tensile Strength

650 — 850 MPa

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Elongation, A

30 %

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Impact Energy

val1 J

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Brinell Hardness (HB)

260

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44 Cross References

41 Composition
53 Mechanical Properties
19 Physical Properties
3 Heat Treatment
- Metallography
- Machinability

3 Stress-Strain
- Formability
- Fatigue
- Fracture
- Creep

- Joints
- Coatings
4 Dimensions
- Tribology

- Corrosion
- Ageing
- Weatherability
- Irradiation

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