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水管木托碼 保溫管道木托桂金工廠加工 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

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水管木托 空調墊木桂金工廠加工：DN-公稱直徑Ф－外徑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 空調水管管托桂金工廠加工 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 空調水管墊木桂金工廠加工 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

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