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Incoloy® Alloy A-286

Common Trade Names:  

Incoloy A-286; Alloy A-286; A-286 Stainless;

Incoloy® alloy A-286 (UNS S66286; W. Nr. 1.4980) is an iron-nickel-chromium alloy with additions of molybdenum and titanium. It is agehardenable for high mechanical properties. The alloy maintains good strength and oxidation resistance at temperatures up to about 1300°F (700°C). 

The alloy is austenitic in all metallurgical conditions. The high strength and excellent fabrication characteristics of Incoloy alloy A-286 make the alloy useful for various components of aircraft and industrial gas turbines. It is also used for fastener applications in automotive engine and manifold components subject to high levels of heat and stress and in the offshore oil and gas industry.

Available Product Forms: 

Sheet, strip, plate, round bar, flat bar, forging stock, hexagon and wire

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Specifications

INCOLOY® alloy A-286 is designated as UNS S66286 and W. Nr. 1.4980

Rod, Bar, Wire and Forging Stock: ASTM A 638, ASME SA 638, SAE AMS 5726, SAE AMS 5731, SAE AMS 5732, SAE AMS 5734, SAE AMS 5737, SAE AMS 5895, BS HR 51, BS HR 52, AECMA PrEn2171, AECMA PrEN2119, AECMA PrEN2172, AECMA PrEN2173, AECMA PrEN2174, AECMA PrEN2303, AECMA PrEN2304, AECMA PrEN2398, AECMA PrEN2399, AECMA PrEN3510

Plate, Sheet and Strip: SAE AMS 5525, SAE AMS 5858, AECMA PrEN2175, AECMA PrEN2417

Pipe and Tubing: SAE AMS 5731, SAE AMS 5732, SAE AMS 5734, SAE AMS 5737, SAE AMS 5895.
Other:  ASTM A 453, SAE AMS 7235, BS HR 650, ASME SA 453

Trademark Notice: Some names are trade names and/or trademarks of specific manufacturers. American Special Metals, Corp. is not affiliated with any manufacturer(s). Orders will be filled to meet specifications from any available source(s). Names are listed solely for reference to help identify products consistent with listed specifications.

Incoloy® Alloy A286 is a Registered Trademark of Special Metals Corporation and Its subsidiaries.

American Special Metals, Corp. makes all reasonable efforts to ensure the accuracy and correctness of the data in this document but makes no representations or warranties as to the data’s accuracy, correctness or reliability. All data are for general information only and not for providing design advice. It is the responsibility of the user to test specific alloys under actual service conditions to determine their suitability for a particular purpose.

Chemical Composition

Limiting Chemical Composition, %  by Weight 

Nickel.........................................................................24.0-27.0
Iron .............................................................................Balance*
Chromium..................................................................13.5-16.0
Titanium.....................................................................1.90-2.35
Molybdenum..................................................................1.0-1.5
Vanadium...................................................................0.10-0.50
Carbon ......................................................................0.08 max.
Manganese .................................................................2.0 max.
Silicon .........................................................................1.0 max.
Aluminum..................................................................0.35 max.
Sulfur.......................................................................0.030 max.
Boron.......................................................................0.001-0.01


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