Range attributes C (Carbon) 0.35 to 0.42 % Cr (Chromium) 0.4 to 0.6 % Elongation 15 % strain Fe (Iron) 97.7 to 98.8 % (estimate) Mn (Manganese) 0.5 to 0.8 % P (Phosphorus) 0.035 % (maximum) S (Sulfur) 0.035 % (maximum) Si (Silicon) 0.4 % (maximum) Ultimate Tensile Strength 700 to 850 MPa Yield Strength 450 MPa Discrete attributes ~Checking Status Not verified - Original build Date Last Checked Thursday, October 17, 2013 Alloy Family Alloy Steel Alloy Group Chromium steel Alloy Sub-Group 50B40/50B40H 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 Active 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 1.7003 Specification DIN EN 10083 Specification Status Notes 1996 update available 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 1991 Further Information Organizations Deutsches Institut fur Normung e.V. (DIN) (German Standardization Institute)
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Range attributes

C (Carbon)

0.35 to 0.42