... ,46,88.9,102,114,133,141,159,2192)Square pipe-Outside diameter(unit:mm)10×10,12×12,15×15 ... ,18×18,19×19,20×20,22×22,23×23,24×24,25×25,28×28,30×30,36×36,38×38 ... ×803)Rectangular pipes:Ountside dimensions(mm)20×10,23×11,24×12,25×13,30×30,36×36,38×38,×40 ... -0mm8)Oter size can be manufactured according to requirements round pipe stanless steel material