Bulk density Specific heat capacity Wall ID [rho], kg/[m.sup.3] [C.sub.0], J/kgK (Ib/[ft.sup.3]) (Btu/Ib x [degrees]F) Lightweight Concrete 850 (53) 850 (0.20)
Heavyweight Concrete 2400 (150) 800 (0.19) Ceramic tiles 2000 (125) 1000 (0.24) Lime cement Mortar 2000 (125) 800 (0.19) Gypsum plaster 850 (53) 850 (0.20) Expanded PS-foam 34 (2) 1300 (0.31) Steel 8000 (500) 920 (0.22) Thermal conductivity Wall ID [lambda],W/mK(Btu x in/h x [ft.sup.2] [degrees]F) Lightweight Concrete 0.2(1.39)
Heavyweight Concrete 1.5(10.40) Ceramic tiles 1 (6.93) Lime cement Mortar 1.5(10.40) Gypsum plaster 0.2(1.39) Expanded PS-foam 0.04 (0.28) Steel 20 (138.70) Table 6.