Transparent Inflatable Column Film Dome for Nuclear Stations, Stadiums, and Cities

Table 3

Average cost of material (2005–2007).

Material	Tensile stress, MPa	Density, g/cm^3	Cost USD $/kg
Fibers
Glass	3500	2.45	0.7
Kevlar 49, 29	2800	1.47	4.5
PBO Zylon AS	5800	1.54	15
PBO Zylon HM	5800	1.56	15
Boron	3500	2.45	54
SIC	3395	3.2	75
Saffil (5% iO2 + Al2O3)	1500	3.3	2.5
Matrices
Polyester	35	1.38	2
Polyvinyl	65	1.5	3
Aluminum	74–550	2.71	2
Titanum	238–1500	4.51	18
Borosilicate glass	90	2.23	0.5
Plastic	40–200	1.5–3	2–6
Materials
Steel	500–2500	7.9	0.7–1
Concrete	—	2.5	0.05
Cement (2000)	—	2.5	0.06-0.07
Melted basalt	35	2.93	0.005