GB 50459-2009

Code for design of oil and gas transportation pipeline aerial crossing engineering

NORMA vydaná dňa 23.2.2009

Anglicky a čínsky -
Elektronické PDF (NA OTÁZKU)

The information about the standard:

Designation standards: GB 50459-2009
Note: NEPLATNÁ
Publication date standards: 23.2.2009
Country: Chinese technical standard
Kategória: Technické normy GB