ASTM A743 – Castings, Iron-Chromium, Iron-Chromium-Nickel, Corrosion Resistant, for General Application This specification covers iron-chromium and iron-chromium-nickel alloy castings for general corrosion-resistant application. The grades covered by this specification represent Types of alloy castings suitable for broad ranges of application which are intended for a wide variety of corrosion environments.   Grade (UNS): CA6NM (J91540)…