Range attributes C (Carbon) 0.3 to 0.37 % Cr (Chromium) 0.9 to 1.2 % Fe (Iron) 96.9 to 98 % (estimate) Mn (Manganese) 0.5 to 0.8 % Mo (Molybdenum) 0.15 to 0.3 % P (Phosphorus) 0.035 % (maximum) S (Sulfur) 0.035 % (maximum) Si (Silicon) 0.15 to 0.4 % Discrete attributes ~Checking Status Not verified - Original build Date Last Checked Thursday, October 17, 2013 Alloy Family Alloy Steel Alloy Group Chromium molybdenum steel Alloy Sub-Group 4130/ 4135/ 4137 Available forms Wrought Base Element Fe (Iron) Country Belgium 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 NBN (Belgium) 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 Country* Belgium Designation 34CrMo4 Specification NBN 253-02 Specification Status Notes withdrawn Long text attributes Composition Note Fe is listed as a Base element for this material, but its % value is not listed in the specification.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. Hyperlink attributes Similar Alloys Click here to find similar alloys Further Information Organizations Institut Belge de Normalisation (IBN) (Belgian Standardization Institute) (NBN)
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Range attributes

C (Carbon)

0.3 to 0.37