Specification for clay bricks (AMD 8946) (Withdrawn)
BS 3921:1985
Document Status
Withdrawn
Supplement
Core Supplement
Series
BS
Abstract
Requirements for dimensions, compressive strength, water absorption, soluble salt content, efflorescence and sampling for bricks manufactured from clay for use in walling. Also gives methods of classification and guidance on appearance. Sizes and tolerances apply only to the 225mm x 125mm x 75mm format. See also BS 6649 and BS 4729.
History
Superseded by BS EN 771-1:2003, BS EN 772-3:1998 and BS EN 772-7:1998. Supersedes BS 3921:1974.
ISBN
0580146421
Subjects
- Materials
- Bricks/blocks
- Clay bricks
Publisher History
With over 100 years of experience the British Standards Institute is recognised as the UK’s National standards body. Their committees work with the manufacturing and service industries, government, businesses and consumers to facilitate the production of British, European and International standards.
Information
NBS
NBS has produced specification systems and information products for construction industry professionals for more than 40 years. The National Building Specification is the recognised UK national standard and is used by over 5,000 organisations. NBS is part of RIBA Enterprises Ltd.
Accuris
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