空调木托码 保温管道垫木桂金工厂生产 DN20*50*50mmDN25*50*50mmDN32*50*50mm DN40*50*50mmDN50*50*50mmDN65*50*50mm DN80*50*50mmDN100*50*50mmDN125*50*50mm DN150*50*50mmDN200*50*50mmDN250*50*50mm DN300*50*50mmDN350*50*50mmDN
保温木托码 保温管道木托桂金工厂生产 DN20*50*50mmDN25*50*50mmDN32*50*50mm DN40*50*50mmDN50*50*50mmDN65*50*50mm DN80*50*50mmDN100*50*50mmDN125*50*50mm DN150*50*50mmDN200*50*50mmDN250*50*50mm DN300*50*50mmDN350*50*50mmDN
防腐木托码 防腐垫木桂金工厂生产 DN20*50*50mmDN25*50*50mmDN32*50*50mm DN40*50*50mmDN50*50*50mmDN65*50*50mm DN80*50*50mmDN100*50*50mmDN125*50*50mm DN150*50*50mmDN200*50*50mmDN250*50*50mm DN300*50*50mmDN350*50*50mmDN40
管道木托码 防腐空调木托桂金工厂生产 DN20*50*50mmDN25*50*50mmDN32*50*50mm DN40*50*50mmDN50*50*50mmDN65*50*50mm DN80*50*50mmDN100*50*50mmDN125*50*50mm DN150*50*50mmDN200*50*50mmDN250*50*50mm DN300*50*50mmDN350*50*50mmDN
水管木托码 空调管道木托桂金工厂生产 DN20*50*50mmDN25*50*50mmDN32*50*50mm DN40*50*50mmDN50*50*50mmDN65*50*50mm DN80*50*50mmDN100*50*50mmDN125*50*50mm DN150*50*50mmDN200*50*50mmDN250*50*50mm DN300*50*50mmDN350*50*50mmDN
防腐水管木托 防腐空调垫木桂金工厂直销 DN20*50*50mmDN25*50*50mmDN32*50*50mm DN40*50*50mmDN50*50*50mmDN65*50*50mm DN80*50*50mmDN100*50*50mmDN125*50*50mm DN150*50*50mmDN200*50*50mmDN250*50*50mm DN300*50*50mmDN350*50*50mmD