... samples.The materials of castings we supply include: Bronze, Brass, Aluminum, Stainless steel, Ductile Iron and Cast Iron. ... business, we could supply sand casting and investment bronze and brass pipe fitting with material: C83600, C87600, C95800, C92200, ... we could provide: Dimension CMM measure, Material Chemical check, Water/Air Pressure check, Mechanical Property, Yield Strength, Tensile Strengh ...