Historical
SAE AMS 5045H-2005 (SAE AMS5045H-2005)
Steel, Sheet and Strip, 0.25 Carbon, maximum Hard Temper ( Reaffirmed: Jun 2009 )
This specification covers a carbon steel in the form of sheet and strip. These products have been used typically for stamped parts requiring strength, imparted by rolling, rather than ductility, but usage is not limited to such applications.
Society of Automotive Engineers [sae]