Message: | Hollow Structural Sections of Carbon Steel Rectangular Pipes GalvanizedHSS (hollow structured sections) refers to a metal profile that is hollow and tubular. This hollow structural tube (or HSS) is used as a structural element in buildings, bridges and other structures, and in a wide variety of manufactured products. It's produced in round, square and rectangular shapes in a broad range of sizes and gauges.Specification: O.D.10mm*20mm--400mm*600mmW.T.0.5-20mmStandard:ASTM A500, ASTM A53, EN10210, EN10219,Type: Seamless and WeldedSurface:Bare, black painting, varnish and galvanized url:http://www.ruichengsteel.com |