水管木托码 保温管道木托桂金工厂加工 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供应 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 空调垫木桂金工厂加工：DN-公称直径Ф－外径DN15-ф22mm，DN20-ф27mm DN25-ф34mm，DN32-ф42mm，DN40-ф48mm，DN50-ф60mm DN65-ф76(73)mm，DN80-ф89mm，DN100-ф114mm，DN125-ф140mm DN150-ф168mm，DN200-ф219mm，DN250-ф273mm，DN300-ф324mm DN3

水管木托 空调水管管托桂金工厂加工 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*50mmDN4

水管木托 空调水管垫木桂金工厂加工 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*50mmDN4

水管木哈弗 保温水管管托桂金工厂供应DN20*30*30mmDN25*30*30mmDN32*30*30mm DN40*30*30mmDN50*30*30mmDN65*30*30mm DN80*30*30mmDN100*30*30mmDN125*30*30mm DN150*30*30mmDN200*30*30mmDN250*30*30mm DN300*30*30mmDN350*30*30mmDN4