Profile: T.S. Industrial Corporation Limited specializes in providing finned tubes for heat exchanger and boiler industries. Our products include extruded finned tube, welded finned tubes, solid finned tubes, serrated finned tubes, embedded finned tubes and L foot finned tubes. We also offer bimetal finned tubes, single metal finned tubes, elliptical finned tubes, studded pipes, twisted tubes, longitudinal finned tubes, and corrugated tubes. Perforated L-foot finned tubes is identical in configuration to the regular L-foot fin, except that holes are perforated through the fins at regularly spaced radial intervals.