What are good methods for preventing pipe freezing in cold regions, such as Heilongjiang? ?
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What are good methods for preventing pipe freezing in cold regions, such as Heilongjiang? ?
At such low temperatures, for example below -20°C, can conventional materials such as Q235A or PP plastic pipes be used? ?
In areas with permafrost, water pipes are buried more than 6 meters underground, or heat tracing pipes are installed. There is mature experience in design in this area
Burial, heat tracing, insulation, medium flow
Any of them will work; the manual outlines the corresponding insulation techniques, such as steam heating, electric heating, hot water heating, and so on.