H-Beam(H Section, H Bar, H steel) Size: 100X50 to 912X302MM Grade:Q235B, Q345B,SS400, SM490B also HRC,CRC,Angel,i-Beam H-Beam(H Section, H Bar, H steel)1. Size: from 100X50X5X7MM to 912X302X18X34MM2. Grade: Q235B, Q345B, SS400, SM490BSPEC mmT1mmT2mm100*10068125*1256.59150*150710175*1757.511200*200812200*2041212250*250914250*2551414294*3021212300*3001015300*3051515344*3481016350*3501219388* ...