-->//(Threaded Joints) Example 7.14
 
-->//Refer Fig.7.29 on page 246
 
-->//Force acting on bracket P (kN)
 
-->P = 5
 P  =
 
    5.  
 
-->//Angle made by the force with the vertical theta (degree)
 
-->theta = 60
 theta  =
 
    60.  
 
-->//Number of bolts N
 
-->N = 4
 N  =
 
    4.  
 
-->//Tensile yield strength of 30C8 Syt (N/mm2)
 
-->Syt = 400
 Syt  =
 
    400.  
 
-->//Factor of safety fs
 
-->fs = 5
 fs  =
 
    5.  
 
-->//Distance of the centre of gravity from the lower edge cg (mm)
 
-->cg = 60 + 100
 cg  =
 
    160.  
 
-->//Distance between the point force and lower edge f (mm)
 
-->f = 200
 f  =
 
    200.  
 
-->//Distance of the force point from the tilting edge t (mm)
 
-->t = 240
 t  =
 
    240.  
 
-->//Distance between bolt1 and pt.C l1 (mm)
 
-->l1 = 200 + 60
 l1  =
 
    260.  
 
-->//Distance between bolt2 and pt.C l2 (mm)
 
-->l2 = 60
 l2  =
 
    60.  
 

Area at the core cross-section(A) = 34.874654 mm2