Chemical Composition Base Element Fe (Iron) C (Carbon) 0.32 to 0.39 % Cr (Chromium) 0.8 to 1.1 % Cu (Copper) 0.3 % (maximum) Fe (Iron) 96.5 to 98.2 % (estimate) Mn (Manganese) 0.5 to 0.8 % Mo (Molybdenum) 0.15 % (maximum) Ni (Nickel) 0.3 % (maximum) P (Phosphorus) 0.035 % (maximum) S (Sulfur) 0.035 % (maximum) Si (Silicon) 0.17 to 0.37 % 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 107 ksi (minimum) Ultimate Tensile Strength 135 ksi (minimum) Elongation 11 % strain (minimum) Other Information Material Class Ferrous Alloy Alloy Family Alloy Steel Alloy Group Chromium steel Alloy Sub-Group 5135/5135H Country China Standards Body SAC (China) Description Seamless tube; QT Designation 35Cr Specification Type Standard Specification GB/T 8162 Specification Year 1999 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