Stainless Steel Welded Pipe Grade:201, 202, 301, 304, 304L, 316, 316L Outer Diameter: 6mm--219mm Thickness: 0.1mm---3.8mm Items: Round Pipe, Square Pipe, Rectangular Pipe, Embossed Pipe, Threaded Pipe, Oval Pipe, Special ... , Door, Window, Balcony, Fence, Bench, Furniture, etc. 201, 202, 301, 304, 304L, 316, 316L Stainless Steel Welded Pipe