Kogyo Steel: Leading Nickel Alloy Pipe & Tube Suppliers in Japan Kogyo Steel is a well-known producer and supplier of Nickel Alloy Pipes and Tubes in Japan. The firm has established a strong reputation for providing dependable, top-quality products across a range of sectors, including aerospace and chemical processing. Kogyo Steel guarantees that its nickel alloy products comply with the rigorous demands of clients globally, thanks to cutting-edge facilities and a steadfast dedication to superiority. Contact Kogyo Steel today to get best quote for Nickel Alloy Pipes & Tubes.