Chemical Composition Base Element Fe (Iron) C (Carbon) 0.17 to 0.23 % Cr (Chromium) 0.3 to 0.5 % Fe (Iron) 95.3 to 97.5 % (estimate) Mn (Manganese) 0.8 to 1.2 % Mo (Molybdenum) 0.4 to 0.8 % Ni (Nickel) 0.8 to 1.2 % P (Phosphorus) 0.025 % (maximum) S (Sulfur) 0.02 % (maximum) Si (Silicon) 0.6 % (maximum) V (Vanadium) 0.04 % (maximum) W (Tungsten) 0.1 % (maximum) 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. Mechanical Properties Yield Strength 410 MPa Ultimate Tensile Strength 570 MPa Elongation 16 % strain Brinell Hardness 170 Other Information Material Class Ferrous Alloy Alloy Family Alloy Steel Alloy Group Nickel chromium molybdenum steel Alloy Sub-Group Cast nickel chromium molybdenum steel Country France Standards Body AFNOR (France) Description t<=150 mm Designation 20NCD4M Specification Type Standard Specification AFNOR NF A32-053 Specification Year 1992 Specification Status Active Specification Status Notes active Source Worldwide Guide to Equivalent Irons and Steels, 5th ed. ASM International 2006 Available forms Casting Similar Alloys Click here to find similar alloys Links Organizations Association Francaise de Normalisation (AFNOR) (French Association for Standardization)
No warranty is given for the accuracy of these data Copyright © 2024 ASM International®

Chemical Composition