... 6-12mMild Steel I-beam 1.Grade:Q235B,Q345,SS400,A36,etc2.We can supply the specification as bellows,Standard AISI,ASTM, ... GB,etcGrade201, 304, 316, 321, 316LDescriptionStianless steel I-beam, I-stee l ,H-steelSurfaceBright, ... with each bundle tied and protected.ContactIf you are interested in our productr,please feel free to contact us.Welcome ...