Are the pipelines within LPG, LNG, and CNG stations considered industrial pipelines or utility pipelines? What is the inspection ratio for internal metal pipes?
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According to the codes for town gas design, do the pipelines within LPG, LNG, and CNG stations fall under industrial pipelines or public pipelines (gas pipelines)? Is there any concrete evidence? What is the inspection rate for metal pipes inside the station? What is the basis?
It belongs to industrial pipelines, and there is clear evidence for this.
Take a look at the definition of industrial pipelines; if it covers their contents, they can be classified.
It belongs to industrial pipelines GC; the inspection ratio can be referred to in GB 50517 and GB50184