Chemical Composition Base Element Fe (Iron) C (Carbon) 0.17 % (maximum) Cr (Chromium) 0.4 to 0.7 % Cu (Copper) 0.3 to 0.5 % Fe (Iron) 96.3 to 98.5 % (estimate) Mn (Manganese) 0.5 to 1.2 % Mo (Molybdenum) 0.1 % (maximum) Nb (Niobium) 0.005 to 0.05 % Ni (Nickel) 0.4 % (maximum) P (Phosphorus) 0.04 % (maximum) S (Sulfur) 0.05 % (maximum) Si (Silicon) 0.25 to 0.5 % 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 345 MPa (minimum) Ultimate Tensile Strength 485 MPa (minimum) Elongation 21 % strain (minimum) Other Information Material Class Ferrous Alloy Alloy Family Alloy Steel Alloy Group Chromium steel Alloy Sub-Group Miscellaneous chromium steel Country USA Standards Body ASTM (USA) Description HSLA structural steel plates and bars for welded, riveted or bolted construction; t<=100 mm. Designation Grade K Specification Type Standard Specification ASTM A588/A588M Specification Year 2004 Specification Status Active Specification Status Notes active 2004 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 American Society for Testing and Materials (ASTM)
No warranty is given for the accuracy of these data Copyright © 2024 ASM International®

Chemical Composition