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6. 35 cm semi-firm limestone (density ≥ 2,000 kg/m3)
At the quarry, or in official documents, these limestones are classified, in terms of hardness, as class n° 4 or n° 5.
Their coefficient of linear expansion α is 0.7 · 10 –5 per °C and the modulus of elasticity E is 145,000 kg/cm 2 .
6.1 Winter" calculation note
The calculation note required to plot the three curves making up the Glaser diagram is shown in Table 6 .
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35 cm semi-firm limestone (density ≥ 2,000 kg/m3)
35 cm hard limestone (density ≥ 2,500 kg/m3)
Bibliography
Standardization
- Building work – Restoration of facades in service using polymer-based waterproof coatings – Part 1-1: Technical specifications – Part 1-2: General material selection criteria – Part 2: Special clauses – Commercial reference for parts P1-1, P1-2 and P2 of NF DTU 42.1, November 2007 (classification index: P84-404). - NF DTU 42.1 - 2007
- Building materials and products – Hygrothermal properties – Tabulated useful values...
Regulations
European Directive 89/106 of 1 December 1988 on the approximation of laws, regulations and administrative provisions of the Member States relating to construction products.
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