Chemical Composition Base Element Fe (Iron) C (Carbon) 0.65 to 0.74 % Fe (Iron) 98.5 to 99.3 % (estimate) Mn (Manganese) 0.35 % (maximum) P (Phosphorus) 0.07 % (maximum) S (Sulfur) 0.06 % (maximum) Si (Silicon) 0.3 % (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 Cold-work tool steel Alloy Sub-Group Miscellaneous cold-work steel Country Italy Standards Body UNI (Italy) Designation C70KU Specification Type Standard Specification UNI 2955/2 Specification Year 1982 Specification Status Obsolete Specification Status Notes withdrawn Source Worldwide Guide to Equivalent Irons and Steels, 5th ed.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 Ente Nazionale Italiano di Unificazione (UNI) (Italian National Standardization Office)
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Chemical Composition