WELD COEFFICIENT

i AM TRYING TO DESIGN A SIMPLE SHEAR PLATE USING RAM CONNECTION, AND WEHN I WAS LOOKING AT THE REPORT I COUDNT FIGYRE IUT HOW DID THE SOFTWARE CALCULATE THE VALUE OF THE WELD COEFFICIENT, WHEN I DID THE CALCULATION MANUALLY IT GAVE ME A DIFFERENT VALUE:

HERE IS HOW THE SOFTWARE CALCUATAES THE WELD STRENGTH: 

Verification Unit Capacity Demand Ctrl EQ Ratio References
Weld capacity [KN] 666.06 111.80 1V - SL 0.17 Tables 8-4 .. 8-11 
fRn = f*C*C1*D*L = 0.75*0.92509[KN/mm]*1*4*240[mm] = 666.06[KN] Tables 8-4 .. 8-11 

#AND ATTACHED IS THE DIMENSION OF THE CONNECTION