Anhui Provincial Standard of the People's Republic of China
Latest
DB34/T 727-2018
Replace
DB34/T 727-2007
Scope
This standard specifies the general requirements for urban natural gas buried steel pressure pipeline inspection, inspection plan formulation, online inspection, comprehensive inspection, suitability for use evaluation, inspection report and problem handling. This standard is applicable to the direct inspection of urban natural gas buried steel pressure pipelines, pipeline accessories, safety protection devices and ancillary facilities.
DB34/T 727-2018 history
2018DB34/T 727-2018 Inspection regulations for urban natural gas buried steel pressure pipelines (direct detection)