Chemical Composition Base Element Fe (Iron) C (Carbon) 0.07 to 0.12 % Cr (Chromium) 2.3 to 2.7 % Cu (Copper) 0.35 % (maximum) Fe (Iron) 94 to 95.9 % (estimate) Mn (Manganese) 0.4 to 0.7 % Mo (Molybdenum) 0.9 to 1.2 % Ni (Nickel) 0.2 % (maximum) P (Phosphorus) 0.025 % (maximum) S (Sulfur) 0.025 % (maximum) Si (Silicon) 0.4 to 0.7 % 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 540 MPa (minimum) Ultimate Tensile Strength 620 MPa (minimum) Elongation 17 % strain (minimum) Other Information Material Class Ferrous Alloy Alloy Family Alloy Steel Alloy Group Chromium molybdenum steel Alloy Sub-Group Miscellaneous chromium molybdenum steel Country China Standards Body SAC (China) Description Welding wire Designation ER 62-B3 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, Welding filler / rod 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