Provides the characteristics and performance requirements for masonry units manufactured from clay for use in masonry construction (e.g. facing and rendered masonry, loadbearing or non-loadbearing masonry structures, including internal linings and partitions, for building and civil engineering).

Supersedes ONORM B 3201. (12/2004) Supersedes ONORM B 3219 and ONORM B 3220. (02/2005)

ONORM B 3220:2000

ONORM B 3219:2000

ONORM B 3201:1996

ONORM EN 771-1:2011

UNI EN 771-1:2011 - Identical

SS EN 771-1 Ed. 2 (2011) - Identical

SN EN 771-1:2003 - Identical

BS EN 771-1:2003 - Identical

DIN EN 771-1 (2005-05) - Identical

NBN EN 771-1:2003 - Identical

I.S. EN 771-1:2003 - Identical

NF EN 771-1:2004 - Identical

UNI EN 771-1:2005 - Identical

NS EN 771-1:2003 - Identical

UNE EN 771-1:2003 - Identical

SS EN 771-1:2003 - Identical

NEN EN 771-1:2003 - Identical