... . Steel Grade: 55C, S450J0, UC305*305 1.standardGB/T 11263, GB/T700, ASTM, EN, DIN, JIS2. Steel gradeQ345C, Q345D, Q345E, ... tower, lifting transportation machinery, the ships, the industrial furnace, container frame and warehouse shelves.8.delivery5-10 daysHOT ROLLED H BEAM ... 100198*994.5718.5200*1005.5821.7HOT ROLLED H BEAM GB/T11263-1998 typesSIZEDIMENSION ,mmWEIGHT kg/mH*Bt1t2HN250*125248*1245825. ...