Full range of specofications,Top quality with reasonable prices, 10years of export history, ISO, PED,top material supplier. USAGE: NameStainless Steel pipeStandardGB/T12771Material Grade201 ( Ni 0.8%),202 (Ni 3.5%~4.5%),301(Ni 5%)304 (Ni 8%, Cr 18%),316 (Ni 10%, Cr 18%),316L (Ni10%~14%),430Outer Diameter21.3mm---355.6mmThickness0.5mm---10mmLength5.8-6.1 m or as customers' request Tolerancea) ...