Methods of test for masonry units - Determination of water absorption of aggregate concrete, autoclaved aerated concrete, manufactured stone and natural stone masonry units due to capillary action and the initial rate of water absorption of…1 Scope This European Standard specifies a method of determining the water absorption coefficient due to capillary action for aggregate concrete, autoclaved aerated concrete, natural stone and manufactured stone masonry units and the initial rate of water absorption for clay masonry units.

The test method outlined in BS EN 12964 helps in increasing the life of footwear and leather in different climatic conditions

This European Standard does not cover factory made rigid polyurethane (PUR) or polyisocyanurate (PIR) foam products or in-situ products intended to be used for the insulation of buildings

Objects so treated range from small nuts and bolts to steel window frames and large girders used in construction

security grade and environmental class

BS 89250 defines dimensions of typical imperfections which might be expected in normal fabrication

How does this classification help

instruments and equipment used for measuring laser radiation

For some of the requirements given in this standard

but excludes equipment intended for use with neonates

operating at voltages not exceeding 250 V r

This Technical Report proposes guidelines for socioterminology principles

Flat woven webbing slings conforming to this European Standard are suitable for use and storage in the following temperature ranges: