Chemical Composition Base Element Fe (Iron) Al (Aluminum) 0.03 % (maximum) C (Carbon) 0.2 to 0.28 % Cr (Chromium) 0.8 to 1.2 % Fe (Iron) 94.3 to 96.1 % (estimate) Mn (Manganese) 1 to 1.4 % Mo (Molybdenum) 0.6 to 0.85 % Ni (Nickel) 1 to 1.3 % P (Phosphorus) 0.02 % (maximum) S (Sulfur) 0.015 % (maximum) Si (Silicon) 0.3 to 0.6 % 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 5.5e8 to 6.2e8 Pa Ultimate Tensile Strength 6.9e8 to 7.6e8 Pa Elongation 15 to 18 % strain Other Information Material Class Ferrous Alloy Alloy Family Alloy Steel Alloy Group Nickel chromium molybdenum steel Alloy Sub-Group Cast nickel chromium molybdenum steel Country USA Standards Body ASTM (USA) Description Cast alloy steels norm and tempered or QT, suitable for high strain gradient conditions. Designation Grade II Class A Section 5 Specification Type Standard Specification ASTM A1001 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