High temperature alloys
Incoloy A-286


Incoloy A-286 is a kind of high temperature nickel base alloy with high strength througth precipitation strengthening 
Lower than 650, it has high yield strength, enduring strength and creep strength, and good processing plastic performance and satisfactory welding performance. Suitable for aircraft engine lower than650high temperature bearing parts, etc.

Incoloy A-286 corelative brand at home and abroad: 

Alloy

China
GB

The United States
UNS

Germany
SEW VDIUV

Incoloy A-286

GH2132

S66286

W.Nr.1.4890

 

Incoloy A-286 Specifications for GH2132: 
Round steel, bar, strip, pipe, valve seat, sphere, flange and forgings

Incoloy A-286 chemical composition: 

Alloy

C

Mn

Si

P

S

Cr

Ni

Mo

Ti

Al

Fe

Incoloy A-286

≤0.08

≤0.7

≤0.8

≤0.025

≤0.015

13.516

2427

11.5

1.752.35

≤0.4

Margin

 

Incoloy A-286 properties: 

The density of

7.93g/cm3

Melting point

1364-1424

 

Incoloy A-286 alloy's mechanical properties at room temperature, the minimum value: 

Alloy

Tensile strength
Rm N/mm2

The yield strength
RP0.2N/mm2

elongation
A5 %

Incoloy A-286

950

680

28

 

Incoloy A-286 physical data 

Temperature

Thermal conductivity W/mk

Linear expansion coefficient of 10-6

100

14.2

15.37

200

15.9

16.09

300

17.2

16.31

400

18.8

16.84

500

20.5

17.58

600

22.2

18.06

700

23.9

18.74

800

25.5

19.62

900

27.6

20.45

 

Incoloy A-286 mechanical properties (room temperature) 

varieties

σЬ/ MPa

σ0..2/MPa

δ5/%

HBS

Rolling rods, forging bar

930

-

≤20

255-321

Cold drawn rod

900

590

≤15

Hot rolled plate

885

-

≤20

-

manufacture

885

-

≤20

-

Round cakes

930

620

≤20

255-321

 

Incoloy A-286 has the following features: 
Below 650 ° C high yield strength and lasting and creep strength and has good processing plastic and satisfactory welding performance.
For example: at 650 ° C as aeroengine bearing parts at high temperature, such as turbine disk, etc.

 

Incoloy A-286 process performance and requirements: 
Incoloy A-286 welding performance 
1.It has satisfactory welding performance, application of argon arc welding, spot welding, the welding seam welding is suitable;
2.Welding in the solution state, conducting aging treatment after welding. 

 

Incoloy A-286 parts heat treatment process 
1.The solution temperature is 980 ~1000, maintainling various time according to various section thickness and section area, oil cooling or water cooling, and then in 700 ~720ageing 12 ~ 16 h then air cooling;
2.Heat treatment process for high quality GH2132 parts:900solution temperature plus or minus10, 1 ~ 2 h, oil cooling, aging at750+10, 16 h, air cooling.

 

Incoloy A-286 surface treatment: 
Effective protection can be attained through W - 2 enamel coating for parts applied under high temperature.

 

Incoloy A-286 application fields: 
The aircraft engine components
Engine turbine disc plate, the compressor, heavy ring
Casing, supercharger, turbine wheel
After-burners parts and fasteners
Fasteners and bearing plate welding parts

 

The above data is for your reference, should you have any special requirements, please contact us!