DB31/ 149-1994
Safety standard for flame retardant semi-rigid polyethylene wire conduit for buildings (English Version)

Standard No.

DB31/ 149-1994

Language

Chinese, Available in English version

Published By

Shanghai Provincial Standard of the People's Republic of China

Status

Withdraw

Latest

DB31/ 149-1994

Replace By

沪Q 17-85

DB31/ 149-1994 history

• 1970 DB31/ 149-1994 Safety standard for flame retardant semi-rigid polyethylene wire conduit for buildings