Chemical Composition Base Element Fe (Iron) C (Carbon) 0.015 % Cr (Chromium) 20.2 % Cu (Copper) 0.5 % Fe (Iron) 78.4 % Mn (Manganese) 0.2 % Nb (Niobium) 0.4 % Si (Silicon) 0.25 % Balance Fe (Iron) Composition Note Fe is listed as a Balance element for this material, but its % value is not listed in the specification. The value shown is a calculated one. Mechanical Properties Yield Strength 360 MPa Ultimate Tensile Strength 510 MPa Elongation 29 % strain Vickers Hardness 78 HV Other Information Material Class Ferrous Alloy Country USA Designation ARCELORMITTAL K45 Specification Type Manufacturer's Specification Specification Status Active Similar US Grade ASTM/ASME A240/SA-240 Similar UNS Number S44500 Source Alloy Digest, ASM International Available forms Other, Sheet, Strip Similar Alloys Click here to find similar alloys Links Organizations ArcelorMittal S.A.
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Chemical Composition