Chemical Composition Base Element Fe (Iron) C (Carbon) 0.27 to 0.33 % Cr (Chromium) 0.85 to 1.15 % Fe (Iron) 96.9 to 98 % (estimate) Mn (Manganese) 0.6 to 0.9 % Mo (Molybdenum) 0.15 to 0.25 % P (Phosphorus) 0.035 % (maximum) S (Sulfur) 0.02 to 0.035 % Si (Silicon) 0.15 to 0.4 % 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. Other Information Material Class Ferrous Alloy Alloy Family Alloy Steel Alloy Group Chromium molybdenum steel Alloy Sub-Group 4130/ 4135/ 4137 Country Spain Standards Body AENOR (Spain) Description Quenched and tempered Designation 30CrMo4-1 Specification Type Standard Specification UNE 36012 Specification Year 1975 Specification Status Obsolete Specification Status Notes cancelled 1991 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 Asociacion Espanola de Normalizacion y Certificacion (AENOR) (Spanish Association for Standardization and Certification) (UNE)
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Chemical Composition