Container square tubes are key structural materials in container manufacturing, mainly used for frames, supports and reinforcing components
Container Top Side Rail Square refers to the cross member connected to the upper side beam under the top panels to support the top of the container. It has square tube and flat bar type.The square tube is the basic profile, and the product dimensions are stable and consistent.
Square tube is a general term for square pipe and rectangular tube, that is, steel tubes with equal side length and unequal side length. It is made of rolled strip steel after processing. Generally, strip steel is unpacked, levelled, crimped and welded into a round tube, then rolled into a square tube from the round tube, and then cut to the required length.
