... Mainly used in industrial equipment, as a contacting nut, could be separate as two part,easily ... .The materials of castings we supply include: Bronze, Brass, Aluminum, Stainless steel, Ductile Iron and Cast Iron ... , we could supply sand casting and investment bronze and brass pipe fitting with material: C83600, C87600, C95800, C92200 ... Yield Strength, Tensile Strengh inspection. Bronze Adapter Nut