Range attributes C (Carbon) 0.27 to 0.34 % Cr (Chromium) 0.3 % (maximum) Elongation 15 % strain Fe (Iron) 97.4 to 98.4 % (estimate) Mn (Manganese) 1.2 to 1.5 % P (Phosphorus) 0.035 % (maximum) S (Sulfur) 0.035 % (maximum) Si (Silicon) 0.15 to 0.4 % Ultimate Tensile Strength 690 to 830 MPa Yield Strength 440 MPa 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 Low-temperature applications Available forms Wrought Base Element Fe (Iron) Country Germany Material Class Ferrous Alloy Source Worldwide Guide to Equivalent Irons and Steels, 5th ed. ASM International 2006 Specification Status Obsolete Specification Type Standard Standards Body DIN (Germany) 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 Country* Germany Description_old QT 17-40 mm Designation GS-30Mn5 Specification DIN 17205 Specification Status Notes withdrawn Long text attributes Composition Note Fe is listed as a Base element for this material, but its % value is not listed in the specification.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 QT 17-40 mm Hyperlink attributes Similar Alloys Click here to find similar alloys Integer attributes Specification Year 1992 Further Information Organizations Deutsches Institut fur Normung e.V. (DIN) (German Standardization Institute)
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Range attributes

C (Carbon)

0.27 to 0.34