Calculate Collapse Strength of Shutter Screen

Input
Input screen outside diameter inches mm
Input screen wall thickness inches mm
Input yield strength

Mild Steel = 35000
Stainless Steel = 30000
HSLA Steel = 50000

Input ellipticity frequently assumed as 0.01
Input Young's Modulus typically = 3x107
Input Poisson's Ratio typically = 0.3
Shutter screen type Standard
Full Flo
Super Flo
Result
Theoretical collapse strength of Shutter Screen   psi kg/cm2