Precast concrete products. Wall elements Ingestion-build-143074 Clause 13 deals with radiation

Clause 13 deals with radiation conditions to be used for studies in mammography under narrow beam condition

BS EN 60546-1 applies to proportional-integral-derivative (PID) pneumatic and electric industrial-process controllers using analogue continuous input and output signals which are in accordance with current international standards

This British Standard specifies the general requirements for aerospace bolts and free running nuts of tensile strength not exceeding 1 249 MPa

are not given in BS EN 15663

introducing the following principal changes:

Precast concrete products. Wall elements Ingestion-build-143074 Clause 13 deals with radiation1 Scope This European Standard applies to prefabricated walls, made of normal weight or lightweight concrete with dense structure. Also fibre reinforced concrete (steel, polymer or other fibres covered by European Standards) may be used. These wall elements may have external wall functions (see 3. 11) or not, have facing functions (see 3. 12) or not or have a combination of these functions. External wall functions could be: thermal insulation (see 3.