Product Code:SAE AMS5898 Title:Steel, Corrosion Resistant, Bars, Wire, and Forgings, 15.2Cr - 1.0Mo - 0.40N - (0.28 - 0.34C), Consumable Electrode Melted Under Pressure Issuing Committee:Ams F Corrosion Heat Resistant Alloys Committee Scope: This specification covers a premium aircraft-quality, corrosion-resistant steel in the form of bars, wire, forgings, and forging stock.These products have been used typically for anti-friction bearing components requiring resistance to both corrosion and wear with hardness not lower than 58 HRC after hardening and tempering, but usage is not limited to such applications. Rationale: This specification covers a premium aircraft-quality, corrosion-resistant steel in the form of bars, wire, forgings, and forging stock.These products have been used typically for anti-friction bearing components requiring resistance to both corrosion and wear with hardness not lower than 58 HRC after hardening and tempering, but usage is not limited to such applications.