Description

Duplex & Super Duplex Pipes & Tubes : Specifications | Types | Equivalent | Chemical Composition | Mechanical Properties | Dimensions | Weight Chart Duplex & Super Duplex Pipes & Tubes – ISO 9001:2015 Certified, Offered in Seamless, ERW, Welded, Square, Rectangular and EFW Types, Custom Sizes and Thicknesses – Fully Certified with NACE, IBR, and Third-Party Inspection Documentation. We specialize in manufacturing premium duplex and super duplex stainless steel pipes and tubes, serving industries that demand exceptional corrosion resistance and high mechanical strength. Our production facilities are ISO certified, ensuring adherence to the highest quality standards. Equipped with advanced technology and stringent quality control, we deliver pipes and tubes that consistently meet international specifications and customer expectations, making us a trusted supplier worldwide. Our duplex and super duplex pipes and tubes are produced using stainless steels with a balanced austenitic-ferritic microstructure, providing superior resistance to pitting, crevice corrosion, and stress corrosion cracking. We supply standard grades such as ASTM A789, A790 Duplex (Grade 2205) and Super Duplex (Grade 2507), compliant with ASTM and UNS specifications. The products are supplied in delivery conditions including annealed and solution-treated, ensuring optimal mechanical properties and corrosion resistance right from delivery. Available in a wide range of sizes—from 1/2 inch to 48 inches diameter—with customizable wall thicknesses, our duplex and super duplex pipes and tubes undergo comprehensive testing including hydrostatic pressure tests, Positive Material Identification (PMI), and non-destructive examinations (NDT). Each order is carefully packed using industry-approved packing methods—such as wooden crates, steel straps, and waterproof wrapping—to ensure damage-free transit…