Chemical Composition Base Element Fe (Iron) Al (Aluminum) 0.1 % (maximum) C (Carbon) 0.12 % (maximum) Cu (Copper) 0.35 % (maximum) Fe (Iron) 95 to 97.7 % (estimate) Mn (Manganese) 1.25 to 1.8 % Mo (Molybdenum) 0.2 to 0.55 % Ni (Nickel) 0.5 to 1 % P (Phosphorus) 0.02 % (maximum) S (Sulfur) 0.02 % (maximum) Si (Silicon) 0.4 to 0.8 % Ti (Titanium) 0.2 % (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 Yield Strength 610 to 700 MPa Ultimate Tensile Strength 690 MPa (minimum) Elongation 16 % strain (minimum) Other Information Material Class Ferrous Alloy Alloy Family Alloy Steel Alloy Group Manganese steel Alloy Sub-Group Manganese steel Country China Standards Body SAC (China) Description Welding wire Designation ER 69-3 Specification Type Standard Specification GB/T 8110 Specification Year 1995 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