... . Usage: construction, decoration, foodstuff, sanitation & industry materials. NameASTM-A554 Stainless Steel Welded PIpes ItemsSquare tubes, round tubes, oval pipes, special shaped ... ) Length: +/- 5mmSurface180G, 240G, 320G Satin / Hairline400G, 600G Mirror finishApplicationhandrail,railing, staircase, weldmesh screen,door,window, balcony,fence,bench,furniture,etcTestSquash test ...