Stainless Steel ERW Pipe Grade: TP304/L, TP316/L, 201, 202, J4 ASTM or JIS standard Stainless Steel ERW PipeGrade: TP304/L, TP316/L, 201, 202, J4ASTM or JIS standardSurface: 180/400 GritRound Tubing size: 12.7mm*12.7mm*1.0mm-101.6mm*101.6mm*3.0mmLength: as optionalPacking: bundle, wooden case, plastic bag Stainless Steel ERW Pipe