NEN-EN 772-21
Methods of test for masonry units - Part 21: Determination of water absorption of clay and calcium silicate masonry units by cold water absorption
active, Most Current
| Organization: | NEN |
| Publication Date: | 1 May 2011 |
| Status: | active |
| Page Count: | 10 |
| ICS Code (Mineral materials and products): | 91.100.15 |
scope:
This European Standard specifies a method of determining the water absorption of clay and calcium silicate masonry units by immersing them in cold water.
Document History
NEN-EN 772-21
May 1, 2011
Methods of test for masonry units - Part 21: Determination of water absorption of clay and calcium silicate masonry units by cold water absorption
This European Standard specifies a method of determining the water absorption of clay and calcium silicate masonry units by immersing them in cold water.
September 1, 1993
Test methods for masonray units - Part 21: Determination of open and total porosity for natural stone masonry units
Specifies a method of determining the real density and the bulk density and the open and total porosity of natural stone masonry units.