ألواح الأسقف ذو الحدوات وورق الكرافت MP-R3K 3

 
 

Sandwich Panel with Kraft Paper is used alternative to terrace roof systems coverings.Panel is produced as metal (painted galvanized steel) on internal surface and kraft paper on external surface. Kraft paper is cellulose based and suitale for the contruction of bituminous water insulation layer on terrace roofs.

Insulation
Material
Fire
Class
Density
 

Insulation
Thickness (mm)

Thermal
Conductivity (λ)

U Value R Value
(W/m2K) (h·ft²·°F/Btu)
Polyurethane
(PUR)
B s2 d0
(TS EN 13501-1)
40 (±2)kg/m3 40 0,022 W/mK 0,53 11
50 0,43 13
60 0,36 16
80 0,27 21
100 0,22 26
120 0,18 31
150 0,15 39
180 0,12 47
200 0,11 52
External Sheet 110~140 gr/m² Kraft Paper
Internal Sheet Prepainted Galvanized Steel 0.40-0.45-0.50-0.60-0.70 mm

U value calculated due to TS EN 14509.U value converted to American R Value.

Product Name
 
Steel Thickness
(mm)
Weight
(kg/m2)
Span Type
(mm)
Span Distance
1000 1500 2000 2500 3000
Max.Distributed Load (kg/m2)
32/250
Corrugated
Sheet
0,40 3,52 Two Span 296 190 88 47 41
Multi Span 341 221 104 57 51
0,50 4,40 Two Span 363 237 110 59 50
Multi Span 418 273 132 74 63
0,60 5,28 Two Span 441 285 133 71 62
Multi Span 503 325 159 86 77
0,70 6,15 Two Span 536 333 155 83 73
Multi Span 612 380 188 102 90
Product Name
 
Steel Thickness
(mm)
Weight
(kg/m2)
Span Type
(mm)
Span Distance
1000 1500 2000 2500 3000
Max.Distributed Load (kg/m2)
32/500
Corrugated
Sheet
0,40 3,77 Two Span 341 208 108 58 51
Multi Span 393 242 128 70 63
0,50 4,71 Two Span 421 258 135 72 63
Multi Span 485 297 162 90 77
0,60 5,65 Two Span 489 312 163 87 76
Multi Span 558 356 194 106 94
0,70 6,59 Two Span 562 364 190 101 91
Multi Span 641 415 230 124 112

Notes:
. Values have been calculated using the allowable “Stress Design” method, taking self weight, imposed loads (wind load) and temperature (Δt=±20ºC) into account.
. If loads are effected as downwards l/200 and l/150 , ıf loads are effected as suction l/150 deflection limits have been used
. Values have been calculated using the steel quality fγ=240 Mpa(Yield Strength).