This British Standard specifies performance requirements for cast stone products other than for those products conforming to BS 5642-1, Sills, BS 5642-2, Copings, BS EN 771-5, Manufactured stone masonry units and BS EN 845-2, Lintels, which contain product specific requirements.<\/p>\n
| PDF Pages<\/th>\n | PDF Title<\/th>\n<\/tr>\n | ||||||
|---|---|---|---|---|---|---|---|
| 3<\/td>\n | Contents 1 Scope 1 2 Normative references 1 3 Terms and definitions 1 4 Two-part mix units 1 5 Reinforcement 2 6 Compressive strength 2 7 Surface finish 2 8 Tolerances 3 9 Weathering 3 10 Marking 4 Annexes Annex A (normative) CAT weathering 5 Annex B (informative) General notes for guidance 6 Annex C (informative) Guidance on slenderness ratios (SR) 7 Bibliography 9 List of figures Figure C.1 – Typical sections of cast stone product illustrating the inscribed or superscribed circle for estimating the slenderness ratio 8 List of tables Table 1 – Tolerances 3 Table B.1 – Selection guidance to specifier with reference to the manufacturing method of cast stone units 6 <\/td>\n<\/tr>\n | ||||||
| 4<\/td>\n | Foreword <\/td>\n<\/tr>\n | ||||||
| 5<\/td>\n | 1 Scope 2 Normative references 3 Terms and definitions 3.1 cast stone 3.2 visual face 3.3 exposed face 3.4 interface 4 Two-part mix units a) visual faces shall have a minimum facing mix thickness of 20 mm at any point; b) a bond between the facing and backing mixes shall be made either by a mechanical key or by inter-diffusion. <\/td>\n<\/tr>\n | ||||||
| 6<\/td>\n | 5 Reinforcement 6 Compressive strength 7 Surface finish <\/td>\n<\/tr>\n | ||||||
| 7<\/td>\n | 8 Tolerances 8.1 Linear dimensions Table 1 Tolerances 8.2 Flatness of plane surface 9 Weathering 9.1 Capillary absorption test (CAT) 9.2 Initial surface absorption test (ISAT) <\/td>\n<\/tr>\n | ||||||
| 8<\/td>\n | 10 Marking a) the name, trade mark or other means of identification of the manufacturer; b) the weathering class, i.e. CAT and\/or ISAT (see Clause 9); c) the number and date of this British Standard, i.e. BS 1217:2008 . <\/td>\n<\/tr>\n | ||||||
| 9<\/td>\n | Annex A (normative) CAT weathering A.1 Apparatus A.2 Test <\/td>\n<\/tr>\n | ||||||
| 10<\/td>\n | Annex B (informative) General notes for guidance Table B.1 Selection guidance to specifier with reference to the manufacturing method of cast stone units <\/td>\n<\/tr>\n | ||||||
| 11<\/td>\n | Annex C (informative) Guidance on slenderness ratios (SR) <\/td>\n<\/tr>\n | ||||||
| 12<\/td>\n | Figure C.1 Typical sections of cast stone product illustrating the inscribed or superscribed circle for estimating the slenderness ratio <\/td>\n<\/tr>\n | ||||||
| 13<\/td>\n | Bibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" Cast stone. Specification<\/b><\/p>\n |