Chemical Composition Base Element Fe (Iron) C (Carbon) 0.1 to 0.18 % Cr (Chromium) 0.25 % (maximum) Cu (Copper) 0.25 % (maximum) Fe (Iron) 97.3 to 98.8 % (estimate) Mn (Manganese) 0.8 to 1.2 % Ni (Nickel) 0.25 % (maximum) P (Phosphorus) 0.05 to 0.1 % S (Sulfur) 0.23 to 0.33 % Si (Silicon) 0.15 % (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. Mechanical Properties Ultimate Tensile Strength 1.02e7 to 1.43e7 lbf/ft^2 Elongation 7 % strain (minimum) Other Information Material Class Ferrous Alloy Alloy Family Carbon Steel Alloy Group Low-carbon steel and HSLA steel Alloy Sub-Group 1213 Country China Standards Body SAC (China) Description Rod >30 mm diameter; CR Designation Y15Pb Specification Type Standard Specification GB 8731 Specification Year 1988 Specification Status Active Specification Status Notes Active in 2005 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 China State Bureau of Quality and Technical Supervision (CSBTS) (GB/JB/YB)
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Chemical Composition