Classified by chemical composition Copper and copper alloys, aluminum and aluminum alloys, lead and lead alloys, nickel ...
By alloy system Heavy-colored metal alloys, light-colored metal alloys, precious metal alloys, rare metal alloys, etc.; ...
Recently, some materials with higher critical temperatures have been discovered, called "high temperature superconductin...
Because the copper water pipe has many advantages such as beautiful and durable, convenient installation, safety fire pr...
Medicine In the pharmaceutical industry, all kinds of steaming, boiling, and vacuum devices are made of pure copper. Zin...
Print In the printing, a copper plate was used for photoengraving. The surface-polished copper plate was sensitized with...