... have square and rectangle pipes; outside diameter with 8mm to 114mm; standard 6 meter long. specification round pipes, ... 88.9,102,114,133,141,159,2192)Square pipe-Outside diameter(unit:mm)10×10,12×12, ... 804)Wall thickness:from 0.3 to 3.0mm5)Length:6m(or according to customers' request6)Plishing:600#,400#, ... 5-0mm8)Oter size can be manufactured according to requirements round pipe stanless steel material