-
DB32/T 4628-2023 in English
Quality standard for urban and town gas service
valid
Issued on:2023-12-18
$420.00 -
T/CGAS 023-2022 in English
Buried type underground gas pressure regulating device
valid
Issued on:2022-06-24
$812.00 -
-
T/CGAS 017-2021 in English
Specification for pre-start-up safety review of city gas distribution works
valid
Issued on:2021-10-22
$420.00 -
T/CGAS 014-2021 in English
Code of practice for commissioning and acceptance of gas distributed energy station
valid
Issued on:2021-10-10
$1,260.00 -
T/CGAS 012-2021 in English
Technical specification for gas art torch and gas flame effect system
valid
Issued on:2021-04-01
$504.00 -
DB31/T 1224-2020 in English
Technical specification for operation and maintenance of gas distributed energy system
valid
Issued on:2020-04-22
$588.00 -
DB31/T 1058-2017 in English
Phased array ultrasonic testing for welding joint of polyethylene(PE)pipe
valid
Issued on:2017-06-23
$924.00 -
CJJ/T 104-2014 in English
Technical specification for directly buried steam heating pipeline in city
valid
Issued on:2014-04-16
$2,480.00 -
CJJ/T 215-2014 in English
Technical specification for leak detection of city gas piping system
valid
Issued on:2014-03-27
$1,344.00