... Type:9-30kg/m 4.Length:5.0-10.0mm Light Steel Rail (GB 11264-1989) Typekg/mSection SizemmTheoreticalWeightkg/ ... Steel Pipe, Seamless Steel Pipe, Square/Rectangular Steel Tube, Light/Heavy Steel Rail and ect. It is our goal to ... Shangyi Metal Structure Trade Co. LtdAddressA1905 of Future Plaza, No 103, Weidi Road, Hexi District, Tianjin, ChinaWebsitetjshangyijinshu.en.alibaba. ...