QAL9-4 copper alloy, as a common metal material, is widely used in various fields. In this paper, we will introduce the performance characteristics, application fields and production process of QAL9-4 copper alloy in detail.
First, performance characteristics.
QAL9-4 copper alloy, as the name suggests, is an alloy composed of copper and aluminum as the main elements. Among them, the copper content is about 90%, and the aluminum content is about 4%. In addition, it also contains small amounts of iron, silicon, magnesium and other elements. This alloy has the following characteristics:1Good electrical conductivity: Due to the high copper content, QAL9-4 copper alloy has good electrical conductivity and is suitable for making conductive products such as wires and cables. 2.Good corrosion resistance: The aluminum element in QAL9-4 copper alloy can react with oxygen in the air to form a dense oxide film, which plays a protective role and makes it have good corrosion resistance. 3.Good processing performance: QAL9-4 copper alloy has good plasticity and toughness, easy to process, and is suitable for making various parts with complex shapes. 4.Good welding performance: QAL9-4 copper alloy has good welding performance, can be welded by various welding methods, and is suitable for making welded structural parts.
2. Application fieldQAL9-4 copper alloy is widely used in the following fields due to its unique performance characteristics: 1Electrical industry: Because QAL9-4 copper alloy has good electrical conductivity, it is widely used in the production of wires, cables, motors and other electrical products. 2.Construction industry: QAL9-4 copper alloy has good corrosion resistance, suitable for making building components, doors and windows, etc. 3.Automotive industry: QAL9-4 copper alloy has good processing performance and is suitable for making auto parts, such as engine blocks, transmission housings, etc. 4.Chemical industry: QAL9-4 copper alloy has good corrosion resistance, suitable for making pipes and valves of chemical equipment. 3. Production processThe production process of QAL9-4 copper alloy mainly includes smelting, casting, processing and other links. First of all, the raw materials copper, aluminum and other elements are mixed according to the proportion and then smelted to obtain a liquid alloy. Then, the liquid alloy is cast to obtain the casting. Finally, the casting is processed to obtain a product that meets the requirements of use. SummaryQAL9-4 copper alloy is widely used in various fields due to its good conductivity, corrosion resistance, processing performance and welding performance. With the continuous development of science and technology, it is believed that QAL9-4 copper alloy will play an important role in more fields.