Swaziland Exports of other tubes, pipes and hollow profiles (open seam or welded, riveted) to Botswana was US$82 during 2014, according to the United Nations COMTRADE database on international trade. Swaziland Exports of other tubes, pipes and hollow profiles (open seam or welded, riveted) to Botswana - data, historical chart and statistics - was last updated on May of 2024.