Chemical Composition Base Element Fe (Iron) C (Carbon) 0.45 to 1 % Cu (Copper) 0.12 % (maximum) Fe (Iron) 97.3 to 99 % (estimate) Mn (Manganese) 0.5 to 1.2 % P (Phosphorus) 0.02 % (maximum) S (Sulfur) 0.025 % (maximum) Si (Silicon) 0.1 to 0.3 % 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 2.13e7 to 5.53e7 lbf/ft^2 Other Information Material Class Ferrous Alloy Alloy Family Carbon Steel Alloy Group High-carbon steel Alloy Sub-Group 1580/ 1590 Country United Kingdom Standards Body BSI (United Kingdom) Description Patented CD unalloyed steel wire for mechanical springs for static and dynamic duty applications; mech props vary with diameter Designation DM Specification Type Standard Specification BS EN 10270-1 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 Wrought Similar Alloys Click here to find similar alloys Links Organizations British Standards Institution (BSI)
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Chemical Composition