Kaveri Metal & Alloys is a leading manufacturer and exporter of Duplex Steel UNS S31803 Pipes and Tubes that are being designed as per the national and international standard quality of raw materials and thus making sure of their durability and high quality. Duplex Steel UNS S31803 Seamless Pipes are harder and stronger than normal steel, however, not as demanding to corrosion as stainless steel. Duplex Steel UNS S31803 Welded Tubes are nitrogen improved duplex stainless steel that was urbanized to fight common corrosion issues encountered through the 300 series stainless steels. Also referred as WNR 1.4462, these pipes and tubes is extremely important for services such as marine environments, brackish water, bleaching operations, closed loop water systems and some food processing applications.