Chemical Composition Base Element Fe (Iron) C (Carbon) 0.25 % (maximum) Cr (Chromium) 0.5 % Fe (Iron) 98.8 to 99 % (estimate) Mo (Molybdenum) 0.5 % 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 310 to 379 MPa Ultimate Tensile Strength 483 to 552 MPa Elongation 22 to 30 % strain Other Information Material Class Ferrous Alloy Country USA Description Cast: 70,000-80,000 TS; 45,000-55,000 YS; 22-30 El; 35-50 RA. For general and structural castings, shafts, gears, housings. ASTM A356 Alloy 5. Designation BIRDSBORO-CRMO1 Specification Type Manufacturer's Specification Specification Status Obsolete Source Woldman's Engineering Alloys 9th ed. J. Frick Editor, ASM International 2000 Available forms Casting, Shaft Similar Alloys Click here to find similar alloys Links Organizations Birdsboro Corp.
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Chemical Composition