Range attributes Brinell Hardness 302 (maximum) C (Carbon) 0.75 to 0.85 % Co (Cobalt) 11 to 13 % Cr (Chromium) 4 to 4.75 % Fe (Iron) 56.4 to 63.5 % (estimate) Mn (Manganese) 0.2 to 0.4 % Mo (Molybdenum) 0.4 to 1 % P (Phosphorus) 0.03 % (maximum) S (Sulfur) 0.03 % (maximum) Si (Silicon) 0.2 to 0.4 % V (Vanadium) 1.5 to 2.1 % W (Tungsten) 18.5 to 21 % Discrete attributes ~Checking Status Not verified - Original build Date Last Checked Thursday, October 17, 2013 Alloy Family Tool Steel Alloy Group High-speed tool steel Alloy Sub-Group Tungsten high-speed steel Available forms Wrought Base Element Fe (Iron) Country USA Material Class Ferrous Alloy Source Worldwide Guide to Equivalent Irons and Steels, 5th ed. ASM International 2006 Specification Status Active Specification Type Standard Standards Body ASTM (USA) Short text attributes Composition Note_old 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. Country* USA Description_old Tungsten-type high-speed steels used to fabricate tools Designation T6 Specification ASTM A600-92a Specification Status Notes active 1999 Long text attributes 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. Description Tungsten-type high-speed steels used to fabricate tools Hyperlink attributes Similar Alloys Click here to find similar alloys Integer attributes Specification Year 1999 Further Information Organizations American Society for Testing and Materials (ASTM)
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Range attributes

Brinell Hardness

302

(maximum)