Tag Archives: A286 bolts for high temperature

A286 Material Focus: Strength at High Temperature

Posted on May 22, 2023 by Kathleen

Also known as Alloy 660, A286 bolts are a cost-effective material for high temperature  strength – see why in this snapshot newsletter. What specifications can you offer? A286 is available in ASTM and many AMS standards (often required for aerospace applications) including: ASTM A453, AMS 5525, AMS 5726, AMS 5732, AMS 5737, AMS 5804. What … Continue reading →

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A286: An Economic Alternative to Inconel 718

Posted on October 7, 2022 by Kathleen

Q: I need a 12 point bolt for a vacuum application with low off-gassing, min yield of 120 ksi, low magnetic permeability and minimum operating temps of 400C / 750F. Is Inconel 718 a good choice? A: An Inconel 718 bolt will certainly work. The only other material you may … Continue reading →

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A286 Bolts for Improvement Over Grade 8 in Fuel Application

Posted on May 21, 2021 by Kathleen

Q: I’m working with a high temperature waste to fuel application that operates at 1000F normally but could spike to 1200F. Currently I am using Grade 8 bolts but I am concerned about the oxidation resistance of them and their stability at high temperatures.  Do you have any material recommendations?  … Continue reading →

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A286 Shoulder Bolts for High Temperature

Posted on April 13, 2018 by dean

Q: I need a shoulder bolt that will not change its shape at elevated temperatures. The bolt is near a mild carbon steel welding process and is under a small load. It is not in the heat affected zone, but it does see an elevated temperature. I am not sure … Continue reading →

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