EN 1.4418 Stainless steels

Material group: Ferrous Alloys / Stainless steels

Country/Standard: European Union / EN

Data updates

Latest Update: 2024-12

Total number of updates: 16

Update History

2024-03 2023-02 2022-04 2022-01 2021-08 2020-03 2019-06 2017-09 2016-10 2015-02 2015-01 2014-10 2014-04 2014-03 2013-12

This material has 1327 properties — only a subset is shown here.

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EN 1.4418 Chemical Composition

CRITERIA

VALUE

UNIT

CAS NUMBER

CRITERIA

VALUE

≤ 0.06

UNIT

CAS NUMBER

7440-44-0

CRITERIA

VALUE

15.0 – 17.0

UNIT

CAS NUMBER

7440-47-3

CRITERIA

VALUE

≤ 1.50

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 1.4418 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

15 W/(m∙°C)

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Heat Capacity

val1 J/(kg∙°C)

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Electrical Resistivity

0.8 Ω∙mm²/m

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Electrical Conductivity

val1 S/m

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This material has 1327 properties — only a subset is shown here.

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EN 1.4418 Heat Treatments

1010°C <= θ <= 1060°C / OQ or WQ. Air quenching may be used for De <= 20 mm. + Tempered 580°C <= θ <= 610°C.
Hot formed at 1150-900°C, air cooled.
A: Annealed at 600-650°C.
QT760: quenched at 950-1050°C, oil cooled. Tempered at 590-640°C.
QT900: quenched at 950-1050°C, oil cooled. Tempered at 550-620°C.

EN 1.4418 Mechanical Properties

Temperature

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

PROPERTY / VALUE

Yield Strength, Rp0.2

val1 MPa

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Tensile Strength

760 — 1300 MPa

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Elongation, A

8 %

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Impact Energy

val1 J

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Brinell Hardness (HB)

269 — 401

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Vickers Hardness (HV)

val1

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Grain Size

val1

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368 Cross References

148 Composition
300 Mechanical Properties
21 Physical Properties
15 Heat Treatment
- Metallography
- Machinability

40 Stress-Strain
- Formability
5 Fatigue
- Fracture
- Creep

7 Joints
- Coatings
153 Dimensions
- Tribology

10 Corrosion
- Ageing
- Weatherability
- Irradiation

260 Total Suppliers