BS 1191-1:1973
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Specification for gypsum building plasters Excluding premixed lightweight plasters
Hardcopy , PDF
English
05-10-1973
15-02-2006
Co-operating organizations
Foreword
1 General
1.1 Scope
1.2 Definitions
1.3 Classification
1.4 Purity
1.5 Composition
1.6 Marking
1.7 Samples for testing and sampling
1.8 Manufacturer's certificate
2 Quality of the different classes
2.1 Class A. Plaster of paris
2.2 Class B. Retarded hemihydrate gypsum plaster
2.3 Class C. Anhydrous gypsum plaster
2.4 Class D. Keene's plaster
Appendix A - Determination of chemical composition and loss on
ignition
Appendix B - Examination for soundness
Appendix C - Method of determining transverse strength
Appendix D - Determination of mechanical resistance by the dropping
ball test
Appendix E - Determination of expansion
Appendix F - Method of stabilizing classes A and B plasters
Appendix G - Determination of freedom from coarse particles
Appendix H - Examples of typical classification markings required
by 1.6
Publications referred to
Composition, grading, soundness of Grades A, B, C, D. Transverse strengths of Grades A and B, mechanical resistance of Grades B, C and D. Expansion on setting for Grade B.
| Committee |
B/544
|
| DocumentType |
Standard
|
| Pages |
18
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| UNE-ISO 8784-1:2016 | Identical |
| ISO 3049:1974 | Similar to |
| UNE-EN 60512-15-3:2008 | Identical |
| ISO 3048:1974 | Similar to |
| ISO 3051:1974 | Similar to |
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