ESCO Alloy 36PH is a cast copper containing Fe-Cr-Ni precipitation hardening stainless alloy. It is the cast counterpart of the familiar Armco 17-4PH precipitation hardening alloy. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on high temperature performance and corrosion resistance as well as casting, heat treating, machining, and joining. Filing Code: SS-134. Producer or source: ESCO Corporation.