Chemical Composition Base Element Fe (Iron) C (Carbon) 0.07 % Cr (Chromium) 17 to 19 % Fe (Iron) 69.1 to 73.6 % (estimate) Mn (Manganese) 0.6 % Ni (Nickel) 8 to 10.5 % Si (Silicon) 0.75 % 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 207 MPa Ultimate Tensile Strength 517 MPa Elongation 35 % strain Brinell Hardness 200 Other Information Material Class Ferrous Alloy Country USA Description Annealed: 75,000 TS; 30,000 YS; 35 El; 200 HB; For tubing; for high temperature use. Designation CROLOY 18-8S Specification Type Manufacturer's Specification Specification Status Obsolete Source Woldman's Engineering Alloys 9th ed. J. Frick Editor, ASM International 2000 Available forms Tube Similar Alloys Click here to find similar alloys Links Organizations Babcock & Wilcox (Power Generation Group)
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Chemical Composition