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Incoloy A-286 Alloy

Incoloy A-286*

Available in any of the 'profile options'

This age hardenable, Iron-Nickel-Chromium alloy is designed for applications requiring high strength and good corrosion resistance at temperatures up to 700oC (1290oF).

Chemical Composition Specifications Designations Key Features Typical Applications
Element Min % Max %
C 0.03 0.08
Mn 1.00 2.00
Si - 0.50
P - 0.02
S - 0.015
Cr 13.50 16.00
Ni 24.00 27.00
Mo 1.00 1.50
Ti 1.90 2.30
B 0.003 0.01
V 0.10 0.50
Co - 1.00
Al - 0.35
Cu - 0.50
Pb - 0.005
AMS 5731
AMS 5734
AMS 5737
AMS 5853
ASTM A453
BS HR 52
BS HR 650
ISO 15156-3
(NACE MR 0175)
W.Nr 1.4944
W.Nr 1.4980
UNS S66286
AWS 023
High strength and good corrosion resistance at high temperatures
Age hardenable
Good for high temperature fasteners
High temperature static applications **
Jet Engines
Super Chargers
After Burner Parts
Fasteners
Density 7.94 g/cm³ 0.287 lb/in³
Melting Point 1430°C 2600°F
Coefficient of Expansion 16.4 μm/m °C (20 - 100°C) 9.1 x 10-6 in/in °F (70 - 212°F)
Modulus of Rigidity 71.5 kN/mm² 10370 ksi
Modulus of Elasticity 205 kN/mm² 29733 ksi
Heat Treatment of Finished Parts
Condition as supplied by Alloy Wire Type Temperature Time (Hr) Cooling
°C °F
Annealed or Spring Temper Age Harden 705 - 760 1300 - 1400 16 Air
Properties
Condition Approx. tensile strength Approx. operating temperature
N/mm² ksi °C °F
Annealed 600 - 750 87 - 109 -200 to +400 -330 to +750
Annealed + Aged 1100 - 1300 159 - 188 -200 to +400 -330 to +750
Spring Temper 1050 - 1250 152 -181 -200 to +400 -330 to +750
Spring Temper + Aged 1300 - 1500 188 - 218 -200 to +400 -330 to +750

The above tensile strength ranges are typical. If you require different please ask.

* Trade name of Special Metals Group of Companies

** Static applications = still/fixed/motionless/rigid

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