https://www.pplussteelsupplies.com/nl/alu-5083-almg4.5mn-buis-ndl-219.08x12.7mm-8inchx80s
ALU 5083 AlMg4.5Mn Buis ndl 219,08x12,7 mm 8"x80S | P+ Steel Supplies B.V.
https://www.jxtsteel.com/products/Aluminum/Aluminium_pipe_tube/AlMg4_5Mn__5083__3_3555_Aluminum_Pipe_Tube.html
AlMg4.5Mn / 5083 / 3.3555 Aluminum Pipe/Tube-Wuxi Jinxite Stainless Steel Co., Ltd
ItemAluminum pipe , Aluminum round tubeStandardASTM,JIS,SUS,DIN,GB,EN,etc.SizeDiameter:3mm-800mmLeng-Wuxi Jinxite Stainless Steel Co., Ltd
https://pplussteelsupplies.com/en/alu-5083-almg4.5mn-tube-smls-457.2x14.27mm-18inchx40s
ALU 5083 AlMg4.5Mn Tube smls 457,2x14,27 mm 18"x40S | P+ Steel Supplies B.V.