Stresses in circular hoops

according to Roak R.J. "Formulas for stress"


Attention!

This calculation is only a simplified estimation, and does not replace a detailed design calculation.


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Charasteristics of the hoop:
 Name   Value   Unit 
Radius of the hoop R mm
Hoop wall thickness d mm
Production tolerance inside c1i mm
Prduction tolerance outside c1a mm
Elastic modulus E N/mm²
Sketch:

Loadings:
Name Load case 1 Load case 2 Load case 3  Unit 
Load case name  
Wear allowance inside c2i mm
Wear allowance outside c2a mm
Loading variants  
Referential force P kN/m
Referantial moment Mo kN·m/m
Angle α (s.Fig.) °
Angle β oder γ (s.Fig.) °
Pressure or dead weight w (s.Fig.) kN/m²
Liquid weight γ kN/m³
Radius referential pressure w (s.Fig.) kN/m³
Temperature T °C

Superposition:
Load cases Variant 1 Variant 2 Variant 3 Variant 4 Variant 5 Variant 6







Variant name
Temperature Tmax
Allowable stress, N/mm²