... > Type :Q235 ,Q 345B 3>Standard:GB/T 11263-2005 Hot Rolling H Section Steel ,Steel H-Beam ... *14mm344*348*10*16mm350*350*12*19mm350*357*19*19mm388*402*15*15mm390*300*10*16mm400*200*8*13mm400*150*8 ... *20*22mmApplication for the :structure,New-Building and ,Bridge H ,T, C, Profile Steel( Beam),Rolled Steel Girder,Section Steel-->TYPE ...