... ,SUS,GB,EN,etc.4.Outer DiameterDN10~DN1200, 3/8"~100",6mm-2500mm or as required5.Wall Thickness 0.3-75mm ... ,10,20,30,40S,STD,40,60,80S,XS,80,100,120,140,160,XXS,etc.)6.Length5.8m,6m or ... required.7.surface finishMirror polish or as required8.Applicationa) General service industries (petroleum, food, chemical, paper, fertilizer, fabric, aviation and nuclear ...