Chemical Composition Base Element Fe (Iron) C (Carbon) 0.32 to 0.42 % Cr (Chromium) 1.2 to 1.5 % Cu (Copper) 0.3 % (maximum) Fe (Iron) 92.6 to 94.6 % (estimate) Mn (Manganese) 0.25 to 0.5 % Mo (Molybdenum) 0.35 to 0.45 % Ni (Nickel) 3 to 3.5 % P (Phosphorus) 0.035 % (maximum) S (Sulfur) 0.035 % (maximum) Si (Silicon) 0.17 to 0.37 % V (Vanadium) 0.1 to 0.25 % 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 785 MPa (minimum) Ultimate Tensile Strength 900 MPa (minimum) Elongation 13 % strain (minimum) Other Information Material Class Ferrous Alloy Alloy Family High-Alloy Steel (Corrosion and Heat Resistant, Stainless, and Nickel Steels) Alloy Group Miscellaneous or unclassified Alloy Sub-Group Miscellaneous high-alloy steel Country China Standards Body SAC (China) Description Bar, plate; <=100 mm thick (diameter); forged; QT Designation 37CrNi3MoV Specification Type Standard Specification GB/T 17107 Specification Year 1997 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

Base Element

Fe (Iron)