Made in China Black Galvanized Welded Mild Carbon Pipe/Tube Price

Square Black Steel pipe Shape:square OD:16*16-100*100 Wall thickness: 0.5-2.5mm length:4-13m     (as customers' request)Surface:Oiled/Painted , can be dealed as customers'needMaterial:Q195/Q215/Q235Standard:ASTM-A53   /BS 1387-1985/   GB/T 3091-2001 for round pipe Manufacturing TechniqueWeld/Seamless, ERW/SSAW/LSAW, Cold Drawn/Hot Drawn Ends:Plain /Beveled/ Threaded with sockets coupling and plastic caps/ Necking down/ Expanding neck/ Punching holes Detailed ImagesAbout usAll items of our products and related tests as follow : 1.ERW black round pipe (ASTM A53,GB..)2.Weld black square/rectangular pipe(ASTM A500,GB,...)3.Hot dip galvanized round pipe (BS 1387,ASTM A53,GB ,...)4.Hot dip galvanized square/rectangular pipe(ASTM A500,GB...)5.Pre-galvanized square/rectangular/round pipe,cold rolled black annealed or bright finished pipe.6.Spiral steel pipe7.Seamless pipe (ASTM A53,A106B,)8.Oval pipe in galvanized and black surface9.LTZ... special sizes pipe10.Steel prop , steel plank,steel scaffolding pipe and accessories... steel constrctution material11.Steel angle, Flat bar,round bar,sqaure bar, 12.H,I,U,C,T,Y,W...steel beam/channel13.Deformed steel bar14.Hot rolled& cold rolled steel sheet/coil in black,galvanized,color coated surface.Contact information/* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1