Input data

 Eyelet head radius r_{1}


 mm
 (see Attachment 1)

 Hole center height h_{}


 mm

 Hole diameter d_{}


 mm

 Eyelet thickness s_{1}


 mm

 Eyelet connection weld thickness a_{1}


 mm

 Shackle bolt diameter d_{s}


 mm

 Reinforcing ring thickness s_{R}


 mm
 (two rings welded at both sides)

 Reinforcing ring outer diameter D_{R}


 mm

 Vessel shell thickness s_{e}


 mm

 Reinforcing plate thickness s_{2}


 mm

 Reinforcing plate corner radius r_{2}


 mm

 Reinforcing plate width b_{}


 mm

 Reinforcing plate length l_{}


 mm


 Tension load F_{e}


 kN

 Inclination angle β_{}


 °

 Stress load horizontal component F_{x}


 kN

 Stress load vertical component F_{y}


 kN


 Elastic modulus E_{}


 N/mm²

 Allowable pressure according to Hertz p_{o all}


 N/mm²

 Allowable stress in the eyelet σ_{all}


 N/mm²

 Allowable stress in connection weld σ_{aV all}


 N/mm²




Calculation

 Pressure according to Hertz p_{o}


 N/mm²

 Maximum stress due to bending load σ_{M}


 N/mm²

 Maximum stress due to tension load σ_{F}


 N/mm²

 Maximum stress in the eyelet at the hole σ_{tot}


 N/mm²

 Maximum stress in eylet at weld due to bending load σ_{M}


 N/mm²

 Maximum stress in eylet at weld due to tension load σ_{F}


 N/mm²

 Maximum shear stress in eylet at weld τ_{}


 N/mm²

 Maximum stress in eylet at weld σ_{⊥}


 N/mm²

 Maximum stress in connection weld due to bending load σ_{aM}


 N/mm²

 Maximum stress in connection weld due to tension load σ_{aF}


 N/mm²

 Maximum shear stress in connection weld τ_{a}


 N/mm²

 Maximum stress in connection weld σ_{aV}


 N/mm²

