stainless steel pipe use for stair railing,windows guards,Door Thickness:0 ... .3~3.0mm OD:10~254MM ASTM-A55 Standard TIG welded From the nature, To the excellence. NameStainless Steel Railing ... Satin / Hairline400G, 600G Mirror finishApplicationhandrail,railing, staircase, weldmesh screen,door,window, balcony,fence,bench,furniture,etcTestSquash ... Line Bend: stainless steel Stair railing