... 3.length:6/9/12m 4.ipe/ipeaa/ipeaaaa i beams weighti beam1.steel gradeQ235,Q345,SS400,SS4902.sizeChinese size: ... 160/180/200, IPE100/120/140/160/180/200/220/240, 3.length6/9/12M4.standardGB706-88/ DIN 1025 / ... , processing, structure building, automobile manufacturing, shipbuilding, electric powerH&I BEAMS GradeCHEMICAL COMPOSITION %MECHANIC PROPERTYCSiMnPSBYield Strength (N/mm)Tensile Strength ( ...