AMS6491F - Steel Bars, Forgings, and Tubing, 4.1Cr - 4.2Mo - 1.0V (0.80 - 0.85C) (M-50), Premium Aircraft-Quality for Bearing Applications, Double Vacuum Melted

Details Not available for purchase at this time. Document Number: AMS6491F Project Initiation: 2018-03-27 16:56:57.0 Project Number: Revision Number: F Sponsor Name: Brian Streich Title Steel Bars, Forgings, and Tubing, 4.1Cr - 4.2Mo - 1.0V (0.80 - 0.85C) (M-50), Premium Aircraft-Quality for Bearing Applications, Double Vacuum Melted Scope <p>This specification covers a premium aircraft-quality, low-alloy steel in the form of bars, forgings, mechanical tubing, and forging stock.</p> Rationale <p>AMS6491F results from a Five-Year Review and update of this specification that revises composition analytical methods (3.1), adds tubing macroetch allowance (3.4.1.1), revises decarburization testing (3.4.5) and quality (3.5.2), prohibits unauthorized exceptions (3.7), and revises reporting (4.5) and identification (5.2.1).</p>

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