Chemical Composition Base Element Fe (Iron) C (Carbon) 3 to 3.3 % Fe (Iron) 93.3 to 94.5 % (estimate) Mn (Manganese) 0.7 to 1 % P (Phosphorus) 0.1 % (maximum) S (Sulfur) 0.15 % (maximum) Si (Silicon) 1.8 to 2.1 % 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 Ultimate Tensile Strength 275 MPa (minimum) Brinell Hardness 217 to 269 Other Information Material Class Ferrous Alloy Alloy Family Cast Iron and Iron Alloys Alloy Group Cast Iron Alloy Sub-Group Gray cast iron Country USA Standards Body ASTM (USA) Description Gray iron castings used for automobiles, trucks, tractors, etc. Designation G4000 Specification Type Standard Specification ASTM A159-83 Specification Year 2001 Specification Status Active Specification Status Notes active 2001 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 American Society for Testing and Materials (ASTM)
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Chemical Composition