Bronze is a common metal material in our lives. It originally referred to copper-tin alloy. But in industry, copper alloys containing aluminum, silicon, lead, beryllium, manganese and other metal materials. Tube fittings made of tin bronze, aluminum bronze, silicon bronze, lead bronze. Bronze tubes can be divided into two categories: pressure-processed bronze tubes and cast bronze tubes. These bronze tube fittings can be used for parts subject to friction or corrosion in industries such as chemical equipment and wear-resistant parts.