Chemical Composition Base Element Fe (Iron) C (Carbon) 0.4 to 0.5 % Fe (Iron) 97.7 to 99.1 % (estimate) Mn (Manganese) 0.5 to 0.9 % 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 70 ksi Ultimate Tensile Strength 100 ksi Elongation 10 % strain Brinell Hardness 207 to 255 Other Information Material Class Ferrous Alloy Alloy Family Carbon Steel Alloy Group Medium-carbon steel Alloy Sub-Group 1045/1045H Country USA Standards Body SAE (USA) Description Automotive Designation 0050B Specification Type Standard Specification SAE J435 Specification Year 1974 Specification Status Inactive Specification Status Notes withdrawn Source Worldwide Guide to Equivalent Irons and Steels, 5th ed. ASM International 2006 Available forms Wrought Similar Alloys Click here to find similar alloys Links Organizations SAE, International (SAE) (SAE J)
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Chemical Composition