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List of Alloys & profiles

List of Alloys & profiles

Alloy Wire International

Datasheet: Incoloy® A286

Incoloy® A286

This age hardenable, Iron-Nickel-Chromium alloy is designed for applications requiring high strength and good corrosion resistance at temperatures up to 700°C (1290°F). Incoloy® A286’s strength makes it ideal for various components as part of aircraft and industrial gas turbines. The alloy is also used in the offshore oil and gas industry, and for fastener applications in automotive engine and manifold components that are exposed to high levels of heat and stress.

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

Available in all profile options

Incoloy® A286 - Alloy Wire International 1

Key Features

Incoloy® A286 offers the following key features:

High strength and good corrosion resistance at high temperatures
Age hardenable
Good for high temperature fasteners
High temperature static applications **

Typical Applications

Incoloy® A286 is known to be suitable for the following applications:

Jet Engines
Super Chargers
After Burner Parts
Fasteners


Designations

W.Nr 1.4944
W.Nr 1.4980
UNS S66286
AWS 023

Specifications

AMS 5731
AMS 5734
AMS 5737
AMS 5853
ASTM A453
BS HR 52
BS HR 650
ISO 15156-3
(NACE MR 0175)

Chemical Composition

The chemical composition of Incoloy® A286 is indicated in the table below:

ElementMin %Max %
C0.030.08
Mn1.002.00
Si0.50
P0.02
S0.015
Cr13.5016.00
Ni24.0027.00
Mo1.001.50
Ti1.902.30
B0.0030.01
V0.100.50
Co1.00
Al0.35
Cu0.50
Pb0.005
FeBal

Alloy Details

Incoloy® A286 density, melting point, coefficient of expansion, and modulus of elasticity is indicated in the table below:

DensityMelting PointCoefficient of ExpansionModulus of RigidityModulus of Elasticity
8.14 g/cm³1430 °C16.4 μm/m °C (20 – 100 °C)71.5 kN/mm²205 kN/mm²
0.287 lb/in³2600 °F9.1 x 10-6 in/in °F (70 – 212 °F)10370 ksi29733 ksi

Heat treatment of finished parts

The typical heat treatment of Incoloy® A286:

Condition as supplied by AWITypeTemperatureTimeCooling
Annealed or Spring TemperAge Harden705 – 760 °C (1300 – 1400 °F)16 HrAir

Properties

The typical mechanical properties of Incoloy® A286:

Annealed
Approx. tensile strength<750 N/mm²<109 ksi
Approx. operating temperature depending on load** and environment-200 to +400 °C-330 to +750 °F
Annealed + Aged
Approx. tensile strength950 – 1300 N/mm²138 – 188 ksi
Approx. operating temperature depending on load** and environment-200 to +400 °C-330 to +750 °F
Spring Temper
Approx. tensile strength1050 – 1250 N/mm²152 – 181 ksi
Approx. operating temperature depending on load** and environment-200 to +400 °C-330 to +750 °F
Spring Temper + Aged
Approx. tensile strength1200 – 1500 N/mm²174 – 218 ksi
Approx. operating temperature depending on load** and environment-200 to +400 °C-330 to +750 °F

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