GB/T 1231-2006

Specifications of high strength bolts with large hexagon head,large hexagon nuts,plain washers for steel structures

NORMA vydaná dňa 27.3.2006

The information about the standard:

Designation standards: GB/T 1231-2006
Note: NEPLATNÁ
Publication date standards: 27.3.2006
Country: Chinese technical standard
Kategória: Technické normy GB