... contruction 1.standardGB/T 1591, GB/T700, ASTM, EN, DIN2. Steel gradeST37, A36, SS400, ST52, SM490, SM5703. Length6METER, 9 METERS, 12METERS ... at sight or T/T 7. applicantWidely used in all kinds of architecture and engineering structure, such as the beam, Bridges, transmission ... *20151l 300*150*6.5*937.3596*199*10*1595.1l 300*300*10*1594.5600*200*11*17106l 340*250*9 ...