Range attributes C (Carbon) 0.27 to 0.34 % Cr (Chromium) 0.3 % (maximum) Cu (Copper) 0.3 % (maximum) Elongation 12 % strain (minimum) Fe (Iron) 96.4 to 98.2 % (estimate) Mn (Manganese) 1.4 to 1.8 % 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 % Ultimate Tensile Strength 785 MPa (minimum) Yield Strength 635 MPa (minimum) Discrete attributes ~Checking Status Not verified - Original build Date Last Checked Thursday, October 17, 2013 Alloy Family Carbon Steel Alloy Group Medium-carbon steel Alloy Sub-Group 1330/1330H Available forms Wrought Base Element Fe (Iron) Country China Material Class Ferrous Alloy Source Worldwide Guide to Equivalent Irons and Steels, 5th ed. ASM International 2006 Specification Status Active Specification Type Standard Standards Body SAC (China) Short text attributes Composition Note_old 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. Country* China Description_old Bar 25 mm diameter; HR; QT Designation 30Mn2 Specification GB/T 3077 Specification Status Notes Active in 2005 Long text attributes 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. Description Bar 25 mm diameter; HR; QT Hyperlink attributes Similar Alloys Click here to find similar alloys Integer attributes Specification Year 1999 Further Information Organizations China State Bureau of Quality and Technical Supervision (CSBTS) (GB/JB/YB)
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Range attributes

C (Carbon)

0.27 to 0.34