GB 51221-2017
Construction specifications for urban sewage treatment plants (English Version)

Standard No.

GB 51221-2017

Language

Chinese, Available in English version

Release Date

2017

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Latest

GB 51221-2017

GB 51221-2017 history

• 2017 GB 51221-2017 Construction specifications for urban sewage treatment plants