Chemical Composition Base Element Fe (Iron) C (Carbon) 1.15 % Cr (Chromium) 17 % Fe (Iron) 81.5 % (estimate) Mn (Manganese) 0.3 % 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 538 MPa Ultimate Tensile Strength 814 MPa Elongation 16 % strain Brinell Hardness 241 Other Information Material Class Ferrous Alloy Country USA Description Annealed: 118,000 TS; 78,000 YS; 16 El; 19 RA; 241 HB; For ball bearings; cutlery, hard stainless parts; corrosion and abrasion resistant. Designation BETHADUR NO. 440 Specification Type Manufacturer's Specification Specification Status Obsolete Source Woldman's Engineering Alloys 9th ed. J. Frick Editor, ASM International 2000 Available forms Bearing Similar Alloys Click here to find similar alloys Links Organizations Bethlehem Steel Corp.
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Chemical Composition