UNI 1.4501 Stainless steels

Material group: Ferrous Alloys / Stainless steels

Country/Standard: Italy / UNI

Data updates

Latest Update: 2025-10

Total number of updates: 15

Update History

2024-12 2024-03 2021-09 2021-07 2020-03 2019-05 2017-06 2016-11 2016-10 2016-05 2015-03 2015-02 2014-05 2014-04

This material has 882 properties — only a subset is shown here.

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UNI 1.4501 Chemical Composition

CRITERIA

VALUE

UNIT

CAS NUMBER

CRITERIA

VALUE

≤ 0.030

UNIT

CAS NUMBER

7440-44-0

CRITERIA

VALUE

24.0 – 26.0

UNIT

CAS NUMBER

7440-47-3

CRITERIA

VALUE

0.50 – 1.00

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

CRITERIA

VALUE

val1

UNIT

CAS NUMBER

7440-33-7

EN 10088-2: 2024 / Stainless steels - Part 2: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for general purposes

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UNI 1.4501 Physical Properties

Temperature

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

PROPERTY / VALUE

Modulus of Elasticity

val1 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 882 properties — only a subset is shown here.

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UNI 1.4501 Heat Treatments

Solution annealed (+AT): 1080-1160°C (for guidance only), cooling sufficiently rapid in water or air.
Hot forming: 1150 - 1000°C, air cooling. Annealing: 1040 - 1120°C, water or air cooling

UNI 1.4501 Mechanical Properties

Temperature

≤ 0°C 0 - 30°C 30 - 100°C 100 - 300°C

PROPERTY / VALUE

Yield Strength, Rp0.2

val1 MPa

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Tensile Strength

730 — 1000 MPa

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Elongation, A

20 %

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Impact Energy

val1 J

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Brinell Hardness (HB)

≤ 310

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243 Cross References

134 Composition
145 Mechanical Properties
34 Physical Properties
10 Heat Treatment
- Metallography
1 Machinability

20 Stress-Strain
- Formability
- Fatigue
- Fracture
20 Creep

25 Joints
- Coatings
153 Dimensions
- Tribology

2 Corrosion
- Ageing
- Weatherability
- Irradiation

95 Total Suppliers