T/GDC 93-2021
Vulcanized rubber steel frame composite manhole cover (English Version)

Standard No.

T/GDC 93-2021

Language

Chinese, Available in English version

Release Date

2021

Published By

Group Standards of the People's Republic of China

Latest

T/GDC 93-2021

Scope

Appearance, structural dimensions, embedded depth, well seat, load-bearing capacity, special vulcanized rubber raw material performance requirements, special leak-proof and odor-proof manhole cover waterproof grade

T/GDC 93-2021 history

• 2021 T/GDC 93-2021 Vulcanized rubber steel frame composite manhole cover