2. 1 durable copper is a hard metal with corrosion resistance. Can be used in various environments without damage. From the use history of foreign countries, the service life of many pipelines has exceeded the service life of the building itself. The service life of copper tube in Peking Union Medical College Hospital has reached 80 years, and it is still in use today. After the copper tube is put into use after passing the pressure test, it won't leak or break, and it doesn't need maintenance for almost life.
2.2 Health and health care
Copper can be said to be "red metal and green face". Copper can inhibit the growth of bacteria and keep the drinking water clean and hygienic. Boiling water and making tea in a copper pot is a health care method of the ancients.
2.3 high temperature and high pressure
Copper pipes and fittings can still maintain their shape and strength under high temperature and high pressure, and there will be no long-term aging phenomenon.