This calculator calculates the hoop stress using internal pressure (ip), external pressure (ep), internal radius (ir), external radius (er), radius to point in tube (r) values.
Formula:
Hoop Stress = [((ip x ir2) - (ep x er2)/ (er2) - (ir2)) ]-[ (ir2 x er2 x (ep - ip)) / (r2 x (er2 - ir2))]
Where,ip = Internal Pressure
ep = External Pressure
ir = Internal Radius
er = External Radius
r = Radius to Point in Tube