... *12meters/22(a):220*110*7.5*12meters Beam I Sections:Standard No:GB/T706-2008,GB/T222/2006 ... /C(Corresponding with Euro Standard S235JR and S275JR)These I Beams come from Rizhao,Laigang,Jinxi and other steel ... reputiation all over in the world.In general,these I Beams is with 6-18 meters length one piece ... ,the delivery time is very short.All these Beams I Sections are widely used in a variety of building ...