PROPRIETARY Nimonic alloy 91 Nickel Alloys

Material group: Nonferrous Alloys / Nickel Alloys

Country / Standard: PROPRIETARY

Data updates

Latest Update: 2021-05

Total number of updates: 3

Update History

2021-03 2014-04

This material has 88 properties — only a subset is shown here.

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PROPRIETARY Nimonic alloy 91 Chemical Composition

CRITERIA

VALUE

UNIT

CAS NUMBER

CRITERIA

VALUE

0.9 – 1.5

UNIT

CAS NUMBER

7429-90-5

CRITERIA

VALUE

0.002 – 0.01

UNIT

CAS NUMBER

7440-42-8

CRITERIA

VALUE

≤ 0.10

UNIT

CAS NUMBER

7440-44-0

CRITERIA

VALUE

val1

UNIT

CAS NUMBER

7440-48-4

CRITERIA

VALUE

val1

UNIT

CAS NUMBER

7440-47-3

CRITERIA

VALUE

val1

UNIT

CAS NUMBER

7440-50-8

CRITERIA

VALUE

val1

UNIT

CAS NUMBER

7439-89-6

CRITERIA

VALUE

val1

UNIT

CAS NUMBER

7439-96-5

CRITERIA

VALUE

val1

UNIT

CAS NUMBER

7440-03-1

CRITERIA

VALUE

val1

UNIT

CAS NUMBER

7440-02-0

CRITERIA

VALUE

val1

UNIT

CAS NUMBER

7440-21-3

CRITERIA

VALUE

val1

UNIT

CAS NUMBER

7440-32-6

CRITERIA

VALUE

val1

UNIT

CAS NUMBER

7440-67-7

Special Metals Corporation, Product Data Sheets,

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PROPRIETARY Nimonic alloy 91 Physical Properties

Temperature

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

PROPERTY / VALUE

Modulus of Elasticity

185 — 222 GPa

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Density

val1 kg/dm³

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Heat Capacity

val1 J/(kg∙°C)

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Melting Temperature

val1 °C

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Poisson Coefficient

val1

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Service Temperature

val1 °C

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This material has 88 properties — only a subset is shown here.

Unlock detailed physical values across temperatures and conditions.

PROPRIETARY Nimonic alloy 91 Heat Treatments

It should be heat-treated in at least two stages involving solution treatment at temperatures above 950°C followed by aging in the range 600-900°C. The recommended heat-treatment is as follows: 4h/1150°C/ AC + 16h/850°C/AC.

PROPRIETARY Nimonic alloy 91 Mechanical Properties

Temperature

0 - 30°C 100 - 300°C ≥ 300°C

PROPERTY / VALUE

Tensile Strength

1180 MPa

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Elongation, A

val1 %

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Reduction of Area

val1 %

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Yield Strength, Rp0.2

val1 MPa

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-Cross References

13Composition
32Mechanical Properties
28Physical Properties
1Heat Treatment
-Metallography
-Machinability

8Stress-Strain
-Formability
-Fatigue
-Fracture
2Creep

-Joints
-Coatings
-Dimensions
-Tribology

-Corrosion
-Ageing
-Weatherability
-Irradiation

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