Chemical Composition Base Element Ni (Nickel) C (Carbon) 0.12 % (maximum) Cr (Chromium) 15.5 to 17.5 % Fe (Iron) 4.5 to 7.5 % Mn (Manganese) 1 % (maximum) Mo (Molybdenum) 16 to 18 % Ni (Nickel) 49.2 to 60.1 % P (Phosphorus) 0.04 % (maximum) S (Sulfur) 0.03 % (maximum) Si (Silicon) 1 % (maximum) V (Vanadium) 0.2 to 0.4 % W (Tungsten) 3.75 to 5.25 % Composition Note Ni is listed as a Base element for this material, but its % value is not listed in the specification. The value shown is a calculated one. Mechanical Properties Yield Strength 275 MPa (minimum) Ultimate Tensile Strength 495 MPa (minimum) Elongation 4 % strain (minimum) Other Information Material Class Ferrous Alloy Alloy Family High-Alloy Steel (Corrosion and Heat Resistant, Stainless, and Nickel Steels) Alloy Group Nickel steel and nickel low-alloy steel Alloy Sub-Group Nickel steel casting Country USA Standards Body ASTM (USA) Description Ni and Ni alloy castings for corrosion-resistant service. Designation CW12MW Specification Type Standard Specification ASTM A494/A494M Specification Year 2004 Specification Status Active Specification Status Notes active 2004 Source Worldwide Guide to Equivalent Irons and Steels, 5th ed. ASM International 2006 Available forms Casting Similar Alloys Click here to find similar alloys Links Organizations American Society for Testing and Materials (ASTM)
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Chemical Composition

Base Element

Ni (Nickel)