AISI 416 – Microstructure of 416 free free-machining martensitic stainless steel in the quenched and tempered condition. Etched with Vilella’s reagent. Original at 1 100X. Note the gray 00X. elongated sulfide inclusions and the elongated “stringers” of de delta ferrite (white, see lta arrows). The matrix is tempered martensite.
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The articles and presentations that can be down-loaded from this web site are based upon work done by GFV while employed at Bethlehem Steel (1967-1983), Carpenter Technology (1983-1996), Buehler Ltd. (1996-2009) and Struers (2009-Present) and from the authors consulting work for companies such as, Latrobe Steel, Scot Forge, etc., and from his litigation work. GFV's bylined articles appearing in various issues of the ASM Handbook series have been listed here courtesy of ASM International, Materials Park, Ohio.