Welcome to our Duplex Stainless Steel Tube Supplier, where we provide a wide range of duplex stainless steel tubes to meet your needs. Our tubes feature wall thickness ranging from 2 to 10 millimeters and outer diameters from 19 to 114.3 millimeters. We offer various grades including UNS S31803, S32205, S32750, S32760, S31500, S32001, S32003, and S32304. These high-quality tubes are specifically designed for use in heat exchangers, ensuring superior performance and durability in demanding applications.