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 700^oC (1290^oF).

Incoloy® A-286 is also known as Cronifer 1525 Ti, Superimphy 286, Pyromet A286, and Udimet A286.

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
Fe	Bal

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
Condition as supplied by Alloy Wire	Type	°C	°F	Time (Hr)	Cooling
Annealed or Spring Temper	Age Harden	705 – 760	1300 – 1400	16	Air

Properties
Condition	Approx. tensile strength		Approx. operating temperature depending on load** and environment
Condition	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