Chemical Composition Base Element Fe (Iron) Al (Aluminum) 1 % C (Carbon) 0.4 % Cr (Chromium) 1.75 % Fe (Iron) 96 % (estimate) Mn (Manganese) 0.5 % Mo (Molybdenum) 0.4 % 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 972 MPa Ultimate Tensile Strength 1090 MPa Elongation 17 % strain Brinell Hardness 320 Other Information Material Class Ferrous Alloy Alloy Family Alloy Steel Alloy Group Unclassified Country USA Description Heat treated: 158,000 TS; 141,000 YS; 17 El; 56 RA; 320 HB; For cylinder barrels, nitrided parts; nitriding steel. Designation ALTECH NITRALLOY 135 MODIFIED Specification Type Manufacturer's Specification Specification Status Obsolete Source Woldman's Engineering Alloys 9th ed. J. Frick Editor, ASM International 2000 Available forms Wrought Similar Alloys Click here to find similar alloys Links Organizations AL Tech Specialty Steel Corp.
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Chemical Composition