"aluminum hollow tube"

건축 장식용 사각형/정사각형 6061 6063 알루미늄 속이 빈 튜브

Aluminum Square Tube Aluminum square tubes (or Aluminum Rectangular Tube) are hollow rectangular/square tubes made of aluminum alloy through extrusion, drawing or welding processes. They have square or rectangular cross sections, uniform wall thickness, and can be surface treated such as spraying ...