Calculate Safe Hanging Weight of Continuous Slot Screen

Input
Yield Strength per material Mild Steel = 35000
Stainless Steel = 30000
Diameter of rods (See Table 1 Below) inches mm
Number of rods (See Table 2 Below)
Joint efficiency (assumed 0.70)  
Safety factor (assumed 0.5)
Result
Theoretical Safe Hanging Weight of Continuous Slot Screen   lbs.  /   kg

Typical Rod Sizes Screen Diameter (OD No. Rods
Rod Diameter (in) (mm)  
(in) (mm) 2.375 60 18
0.093 2.4 3.50 89 20
0.120 3.0 4.50 114 24
0.150 3.8 5.563 141 32
0.177 4.5 6.625 168 34
0.217 5.5 8.625 219 44
0.250 6.4 10.75 273 54
0.290 7.4 12.75 324 60
Table 1  14.00 356 64
16.00 406 68
18.00 457 72
20.00 508 84
 Table 2