產(chǎn)品
材質(zhì)
規(guī)格
價格
鍋爐管
20G
38/45/48*3.5-5-8
5740
51/57/60/63.5*3.5-5-8-10
5750
68/70/76/83*4-6-8-10-12
5690
89/102/114/121*6-8-10-12
5800
127/133/152*5-8-10-12