... materials. NameASTM-A554 Stainless Steel Welded PIpes ItemsSquare tubes, round tubes, oval pipes, special shaped pipes,empaistic pipes, fittingsStandardASTM ... Hairline400G, 600G Mirror finishApplicationhandrail,railing, staircase, weldmesh screen,door,window, balcony,fence,bench,furniture,etcTestSquash test, extended test, water ... 105<100<90<90 ASTM A554 STAINLESS STEEL ROUND TUBES IN FOSHAN CITY