Aluminum plastic tube classification
According to the use of ordinary drinking water pipes are classified, high temperature pipe, gas pipe, various types of pipe features and uses are as follows:
① ordinary drinking water with aluminum-plastic composite pipe: white L logo, the scope of application: domestic water, condensate, oxygen, compressed air, other chemical liquid pipeline.
② high temperature with aluminum-plastic composite pipe: red R logo, mainly for long-term working temperature of 95 ℃ hot water and heating pipe system.
③ gas-plastic composite pipe: yellow Q logo, mainly for the transmission of natural gas, liquefied gas, gas pipeline system.
④ pipeline construction, must comply with the appropriate technical regulations.