Chongqing Provincial Standard of the People's Republic of China
Latest
DB50/T 867.25-2021
Scope
This document applies to urban natural gas operating enterprises. Not applicable to urban gas production, natural gas pipeline transportation before city gate stations, CNG filling stations, LNG production and LNG filling stations, LPG production and operating enterprises, etc.
DB50/T 867.25-2021 history
2021DB50/T 867.25-2021 Safety Production Technical Specifications Part 25: Urban Natural Gas Operating Enterprises