Chemical Composition Base Element Fe (Iron) C (Carbon) 0.3 % (maximum) Fe (Iron) 98.1 to 100 % (estimate) Mn (Manganese) 0.7 % (maximum) P (Phosphorus) 0.04 % (maximum) S (Sulfur) 0.045 % (maximum) Si (Silicon) 0.8 % (maximum) Composition Note Fe is listed as a Base element for this material, but its % value is not listed in the specification. The value shown is a calculated one. Mechanical Properties Yield Strength 34.8 ksi (minimum) Ultimate Tensile Strength 65.3 ksi (minimum) Elongation 24 % strain (minimum) Brinell Hardness 131 to 187 Other Information Material Class Ferrous Alloy Alloy Family Carbon Steel Alloy Group Medium-carbon steel Alloy Sub-Group A27-type casting Country USA Standards Body SAE (USA) Description Castings used in the automotive and allied industries; heat-treated condition. Alternate Name formerly 0030 Designation 450 Specification Type Standard Specification SAE J435 Specification Year 2002 Specification Status Active Specification Status Notes active 2002 Source Worldwide Guide to Equivalent Irons and Steels, 5th ed. ASM International 2006 Available forms Casting Similar Alloys Click here to find similar alloys Links Organizations SAE, International (SAE) (SAE J)
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Chemical Composition