2007-6835 2007-6835 S2007-68352015000300219 Brazil Brazil Brazil Brazil 00 12 2015 00 12 2015 5 3 219 234

2002 24 127-37 1999 29 417-21 2000 33 21-8 ASTM 2012 1998 23 14-9 Conite Euro-Internacional Du Béton 1992 2002 32 865-79 British Standards Institution 1997 2006 39 955-90 2007 3º 9-14 1998 285-93 1998 33 76-82 European Conmittee for Standardization 2007 1997 11 7-8 7-8 443-51 2014 2st 249 1993 231 2000 1th 87-102 1998 18-23 2002 1995 30 2 2 237-43 1997 1th 197 1992 89 1 1 49-53 2002 76 10 10 637-42 2009 23 1476-84 2008 41 1 1 59-71 2009 22 128-41 2009 151 50-4 2015 20 145-59 2008 3th 2009 38 565-74 2000 14 55-9 1997 27 10 10 1561-7 2003 25 2 2 185-96 2001 34 172-7 2005 35 1754-63 1997 11 4 4 259-65