... Description We can supply various sizes of I-beams on the basic of different Quality Standard ... ,SS400,etc. Product Attributes Related attributes of I-beam: other valid standards:JIS EN DINStandard: ... EN, GB Detailed Description Detailed introduction to I-beam: I beam,.also called girder,is one kind of ... Steel Co., Ltd ,which is a trading company based on the goods of International and Domestic.steel ...