20G高壓鍋爐管168×12 20G 5850
20G高壓鍋爐管219*8 20G 5900
20G高壓鍋爐管219*10 20G 5900
20G高壓鍋爐管273*8 20G 5900
20G高壓鍋爐管273*10 20G 5900
20G高壓鍋爐管325*10 20G 6000
20G高壓鍋爐管377*10 20G 6000
20G高壓鍋爐管406*8 20G 6800
20G高壓鍋爐管89*4 20G 5800
20G高壓鍋爐管89*6 20G 5800
20G高壓鍋爐管108*4 20G 5800
20G高壓鍋爐管133*5 20G 5800
20G高壓鍋爐管159×5 20G 5800
20G高壓鍋爐管168×6 20G 5850
20G高壓鍋爐管168×8 20G 5850