... GB/T700, ASTM, EN, DIN 2. Steel grade: ST37, A36, SS400, ST52, SM490, SM570 3. Length: 6METER, 9 METERS 1.standardGB ... 1591, GB/T700, ASTM, EN, DIN2. Steel gradeST37, A36, SS400, ST52, SM490, SM5703. Length6METER, 9 METERS, 12METERS or customized.4 ... container frame and warehouse shelves.8.delivery5-10 daysHOT ROLLED H BEAM GB/T11263-1998 TypesSIZEDIMENSION ,mmWEIGHTkg/mH*Bt1t2HW100*100100*1006817.2125 ...