Dimensions

#pre '

Select Section - ' #show ' ' ' ' ' ' '

' #hide #read HSS from Section_data.xlsm@HSS!B2 S = HSS 'we are reading sheet HSS and data starts from B2 ' Now we have to get the section properties A = S.(id; 2)*mm^2 h = S.(id; 3)*mm b = S.(id; 5)*mm t_f = S.(id; 8)*mm t_w = S.(id; 8)*mm I_x = S.(id; 11)*1000000*mm^4 I_y = S.(id; 15)*1000000*mm^4 S_x = S.(id; 13)*1000*mm^3 S_y = S.(id; 17)*1000*mm^3 r_x = S.(id; 14)*mm r_y = S.(id; 18)*mm J = S.(id; 19)*1000*mm^4 C = S.(id; 20)*1000000*mm^6 #post '

Section properties (from Excel)

' ' ' ' '

'h'	'b'	't_f'	't_w'	'A'
'I_x'	'I_y'	'S_x'	'S_y'
'r_x'	'r_y'	'J'	'C'

Moment capacity calculation

φ = 0.9 F_y = 350MPa M_r = φ*F_y*S_x