AMS6498B Steel Bars, Forgings, and Tubing, Nitriding 1.4Cr - 1.2Mo - 0.3V (0.29 - 0.36C) Double Vacuum Melted Premium Aircraft-Quality for Bearing Applications
Revised
01/04/2019
- Features
- Issuing Committee
- Content
- This specification covers a nitriding grade of premium aircraft-quality, low-alloy steel in the form of bars, forgings, mechanical tubing, and forging stock. AMS6496 and AMS6497 cover UNS K23280 with other quality levels.
- Content
- AMS6498B results from a Five-Year Review and update of this specification that revises composition testing analytical methods (3.1), macrostructure (3.4.1.1), cleaniless rating (3.4.2.1), adds tensile testing strain rates (3.4.4.1.1), revises decarburization testing (3.4.5.5) and surface quality (3.5.2), prohibits unauthorized exceptions (3.7), and revises reporting (4.4) and marking (5.2.1).
- Pages
- 1
- Citation
- SAE International Material Specification, Steel Bars, Forgings, and Tubing, Nitriding 1.4Cr - 1.2Mo - 0.3V (0.29 - 0.36C) Double Vacuum Melted Premium Aircraft-Quality for Bearing Applications, SAE Standard AMS6498B, Revised January 2019, Issued September 2009, https://doi.org/10.4271/AMS6498B.