錏板圓管規格
- 4分 (21.7) / 6分 (27.2) / 1'' (34) / 1-1/4'' (42.7) / 1-1/2'' (48.6) / 2'' (60.5) / 2-1/2'' (76.3) / 3'' (89.1) / 4'' (114.3)
鍍鋅圓管規格
- 4分 (21.7) / 6分 (27.2) / 1'' (34) / 1-1/4'' (42.7) / 1-1/2'' (48.6) / 2'' (60.5) / 2-1/2'' (76.3)
- 3'' (89.1) / 4'' (114.3) / 5'' (139.8) / 6'' (165.2) / 8'' (216.3) / 10'' (267.4)
