Invar® 36 Plate

Alternative and trade names
Invar 36®, Pernifer 36®, Nilo 36®, Invar Steel
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Description

Invar® is a low expansion alloy consisting of 36% nickel, balance iron.

Related Standards

Equivalent Materials

This material data has been provided by Matmatch.

All metrics apply to room temperature unless otherwise stated. SI units used unless otherwise stated.
Equivalent standards are similar to one or more standards provided by the supplier. Some equivalent standards may be stricter whereas others may be outside the bounds of the original standard.

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Properties

General

PropertyTemperatureValue

Density

23.0 °C

8.05 g/cm³

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Dimension

PropertyValue

Length

914 - 1828 mm

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Thickness

3.8 - 88.9 mm

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Width

381 - 508 mm

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Dimensions

Available dimensions (mm x mm x mm): 3.8 x 381.0 x 914.4, 4.8 x 381.0 x 1828.8, 6.4 x 381.0 x 1828.8, 9.5 x 508.0 x 1828.8, 12.7 x 508.0 x 1828.8, 15.9 x 508.0 x 1828.8, 19.1 x 381.0 x 1828.8, 25.4 x 381.0 x 1828.8, 31.8 x 457.2 x 1828.8, 38.1 x 508.0 x 1828.8, 44.5 x 508.0 x 1828.8, 50.8 x 508.0 x 1828.8, 57.2 x 457.2 x 1828.8, 63.5 x 457.2 x 1828.8, 76.2 x 508.0 x 1828.8, 88.9 x 457.2 x 1828.8

Mechanical

PropertyTemperatureValueComment

Elastic modulus

23.0 °C

141 GPa

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Elongation

23.0 °C

34 %

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in 2 in.

Hardness, Rockwell B

23.0 °C

80 [-]

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Poisson's ratio

23.0 °C

0.29 [-]

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Tensile strength

23.0 °C

518 MPa

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Yield strength

23.0 °C

276 MPa

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Thermal

PropertyTemperatureValueComment

Coefficient of thermal expansion

100.0 °C

1.9E-6 1/K

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from 20°C to the mentioned temperature

150.0 °C

2.4E-6 1/K

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from 20°C to the mentioned temperature

200.0 °C

3E-6 1/K

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from 20°C to the mentioned temperature

250.0 °C

4.4E-6 1/K

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from 20°C to the mentioned temperature

300.0 °C

6.1E-6 1/K

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from 20°C to the mentioned temperature

350.0 °C

7.5E-6 1/K

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from 20°C to the mentioned temperature

400.0 °C

8.7E-6 1/K

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from 20°C to the mentioned temperature

450.0 °C

8.9E-6 1/K

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from 20°C to the mentioned temperature

500.0 °C

1.05E-5 1/K

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from 20°C to the mentioned temperature

600.0 °C

1.18E-5 1/K

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from 20°C to the mentioned temperature

Melting point

1427 °C

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Specific heat capacity

23.0 °C

502 J/(kg·K)

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Thermal conductivity

23.0 °C

10 W/(m·K)

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Electrical

PropertyTemperatureValue

Electrical resistivity

23.0 °C

8.2E-7 Ω·m

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Magnetic

PropertyValue

Curie temperature

279 °C

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Chemical properties

PropertyValue

Carbon

0.05 %

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Chromium

0.25 %

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Cobalt

0.5 %

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Iron

Balance

Nickel

36 %

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Silicon

0.4 %

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Sulfur

0.015 %

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Technological properties

Property
Application areas

Positioning devices • Bimetal thermostats • Advanced composite molds for aerospace industry • Dimensionally stable instruments and optical devices • Containers for LNG tankers • Transfer lines for LNG • Echo boxes and filters for mobile telephones • Magnetic shielding • Small electrical transformers • Metrology devices • Scientific instruments • Electrical circuit breakers • Temperature regulators • Clock balance wheels • Pendulum clocks • Precision condenser blades • Radar and microwave cavity resonators • Special electronic housings • Seals, spacers, and specialized frames • High voltage transmission lines • CRT applications: shadow masks, deflection clips, and electron gun components.