... > Type :Q235 ,Q 345B 3>Standard:GB/T 11263-2005 Hot Rolling H Section Steel ,Steel H-Beam ... *100*5.5*8mm200*204*12*12mm250*250*9*14mm298*149*5.5*8mm298*201*9*14mm300*150*6.5*9mm300 ... *20*22mmApplication for the :structure,New-Building and ,Bridge H ,T, C, Profile Steel( Beam),Rolled Steel Girder,Section Steel-->TYPE ...