BS 4551-2:1998
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Methods of testing mortars, screeds and plasters Chemical analysis and aggregate grading
Hardcopy , PDF
English
15-02-1998
22-08-2005
Committees responsible
Foreword
Method
1 Scope
2 References
3 Definitions
4 Sampling
5 Apparatus
6 Reagents
7 Laboratory preparation of samples
8 Procedures
9 Reports
10 Calculation of mix proportions and interpretation of
results
Annexes
A (informative) Information relevant to the calculation of
mix proportions of hardened mortars, screeds and plasters
B (informative) Estimates of precision in the analysis of
hardened mortars
Tables
1 Representative sample sizes
2 Available lime contents of nominal volume mixes
3 Equations for the calculation of composition of freshly
mixed or hardened mortars, screeds and plasters
4 Composition of types of mortars, screeds and plasters
5 Dry bulk densities of material constituents
6 Usual composition of hardened mortars, screeds and
plasters
B.1 Precision estimates for cement content expressed as a
percentage of the mass of dry ingredients. Fine aggregate
(sand) corrections applied
B.2 Precision estimates for hydrated lime content expressed
as a percentage mass of dry ingredients. Fine aggregate
(sand) corrections applied
B.3 Precision data: analysis for percentage cement by mass
B.4 Precision data: analysis for percentage lime by mass
B.5 Precision data: Fine aggregate (sand) volume
proportions to one volume of cement
B.6 Precision data: lime volume proportions to one volume of
cement
B.7 Numbers of outliers and stragglers found in the precision
experiment
List of references
Specifies methods of sampling, laboratory preparation and chemical analysis of mortars for bricklaying, screeding, plastering and rendering. Includes methods of interpretation of chemical analysis results.
| Committee |
B/519/2
|
| DevelopmentNote |
Together with BS 4551-1(1998), it supersedes BS 4551(1980) (11/2004) Supersedes 94/109176 DC (08/2005)
|
| DocumentType |
Standard
|
| Pages |
30
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
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