We supply high quality H beam steel with reasonable price. Material: SS400, ST37-2, A36, S235JRG1, Q235, Q345 etc. 6M,9M,12M.. H beam steelMaterial: SS400, ST37- ... 496*199*9*14 150*75*5*7 300*300*10*15 500*200*10*16 175*175*7.5*11 340 ... 350*12*19 600*200*11*17 200*100*5.5*8 390*300*10*16 692*300*13*20 200*200*8*12 396*199 ... *7*11 700*300*13*24 244*175 ...