Methods of test for masonry units - Part 20: Determination of flatness of faces of aggregate concrete, manufactured stone and natural stone masonry units.
NORMA vydaná dňa 3.4.2001
Designation standards: UNE-EN 772-20:2001
Publication date standards: 3.4.2001
The number of pages: 9
Approximate weight : 27 g (0.06 lbs)
Country: Spanish technical standard
Kategória: Technické normy UNE