Tamil Nadu Steel Tubes Limited is an India-based company, which is a manufacturer of mild steel tubes, offering a diverse range of over 250 products, including black and galvanized tubes, available in round, square, and rectangle. It is engaged in the manufacturing and selling of black pipe (ERW Pipe) and G.I. pipe. The Company caters to only domestic market. The Company operates through the Steel Tubes segment. The Company provides its products under the brand, including TNT, SHREE, JUPITER, STAR, SUPER, and SUPERGOLD. It serves various application areas, including sugar industries, chemical plants, fertilizer plants, pharmaceuticals, railway coaches, refrigeration, metallurgical industries, oil and gas industries, decorative, energy industries, ships, fabrication and others. Products it manufactures include M.S. pipes, G.I. pipes, square pipes, rectangle pipes and others. The Company’s industrial complex is in Maraimalai Nagar, Tamil Nadu, India.