Chemical Composition Base Element Fe (Iron) C (Carbon) 0.56 to 0.64 % Cu (Copper) 0.3 % (maximum) Fe (Iron) 96.2 to 97.2 % (estimate) Mn (Manganese) 0.7 to 1 % P (Phosphorus) 0.035 % (maximum) S (Sulfur) 0.035 % (maximum) Si (Silicon) 1.5 to 1.8 % 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 228000 to 263000 psi Other Information Material Class Ferrous Alloy Alloy Family Alloy Steel Alloy Group Silicon steel Alloy Sub-Group Silicon steel Country Japan Standards Body JSA (Japan) Description Oil tempered Si Mn steel wire for ordinary mechanical springs; d=4.00-12.0 mm; UTS varies with diameter Designation SWOSM-C Specification Type Standard Specification JIS G3560 Specification Year 1994 Specification Status Active Specification Status Notes active 1994 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 Japanese Industrial Standards Committee (JISC)
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Chemical Composition