... 6mm--219mm Thickness: 0.1mm---3.8mm Items: Round Pipe, Square Pipe, Rectangular Pipe, Embossed Pipe, Threaded Pipe, Oval Pipe, ... 127mm, 133mm, 141mm, 152.4mm, 159mm, 168mm, 203mm, 219mm2) Square PipeSize: 10X10mm, 12X12mm, 12.7X12.7mm, 15X15mm, 17X17mm, 18X18mm, 19X19mm ... PackingEvery tube is sleeved in plastic bag individually, and several tubes are packed to be bundle without any logo. ASTM A554 A312 ...