... Reducing Compression Male/Female Unions, Tees, Elbows, Connectors, Adapters, Nuts, Sleeve, etc.2. Raw Material: Brass 58-3, ... brass fittings which are made of brass & coppers, including: pipe fittings, compression fittings, flare fittings, brass union, elbow, ... hygienic equipment, chemicals and different kinds of industrial brass pipe fittings, etc.Ensuring high quality reliable products, professional ...