... : a36 steel hot rolled metal structural steel i beam price Brief Description We can supply various sizes ... Steel grade: ST37-2,Q 235B,SS400,etc. Product Attributes Related attributes of I-beam: other valid standards: ... , EN, GB Detailed Description Detailed introduction to I-beam: I beam,.also called girder,is one kind of ... to the world market. Steel grade: ST37-2,Q 235B,SS400,etc. If you are interested in ...