Chemical Composition Base Element Fe (Iron) C (Carbon) 0.15 % (maximum) Co (Cobalt) 0.1 % (maximum) Cr (Chromium) 4.75 to 5.25 % Cu (Copper) 0.35 % (maximum) Fe (Iron) 91.4 to 94.3 % (estimate) Mn (Manganese) 0.25 to 0.5 % Mo (Molybdenum) 0.5 to 1 % Ni (Nickel) 0.25 % (maximum) P (Phosphorus) 0.035 % (maximum) S (Sulfur) 0.035 % (maximum) Si (Silicon) 0.1 to 0.35 % V (Vanadium) 0.15 to 0.3 % W (Tungsten) 0.25 % (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. Other Information Material Class Ferrous Alloy Alloy Family Tool Steel Alloy Group Mold steel and special-purpose tool steel Alloy Sub-Group Mold steel Country India Standards Body BIS (India) Description Wrought mold steel Alternate Name formerly T10Cr5Mo75V23 Designation T10Cr20Mo8V2 Specification Type Standard Specification IS 4430 Specification Year 2004 Specification Status Withdrawn Specification Status Notes active 2004 Source Worldwide Guide to Equivalent Irons and Steels, 5th ed.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 Bureau of Indian Standards (BIS)
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Chemical Composition