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管材, 內徑 54mm (2⅛"), 厚 40mm (1⅝"), COB-40X054
管材, 內徑 60mm (2⅜"), 厚 40mm (1⅝"), COB-40X060
管材, 內徑 67mm (2⅝"), 厚 40mm (1⅝"), COB-40X067
管材, 內徑 76mm (3"), 厚 40mm (1⅝"), COB-40X076
管材, 內徑 89mm (3½"), 厚 40mm (1⅝"), COB-40X089
管材, 內徑 108mm (4¼"), 厚 40mm (1⅝"), COB-40X108
管材, 內徑 114mm (4½"), 厚 40mm (1⅝"), COB-40X114
管材, 內徑 140mm (5⅝"), 厚 40mm (1⅝"), COB-40X140
管材, 內徑 168mm (6¾"), 厚 40mm (1⅝"), COB-40X168
管材, 內徑 6mm (¼"), 厚 50mm (2"), COB-50X006
管材, 內徑 10mm (⅜"), 厚 50mm (2"), COB-50X010
管材, 內徑 12mm (½"), 厚 50mm (2"), COB-50X012
管材, 內徑 15mm (⅝"), 厚 50mm (2"), COB-50X015
管材, 內徑 20mm (¾"), 厚 50mm (2"), COB-50X020
管材, 內徑 22mm (⅞"), 厚 50mm (2"), COB-50X022
