2205 Duplex Stainless Steel Pipe: High-Strength, Corrosion-Resistant & Supplier Guide

Why Choose 2205 duplex stainless steel pipe?

2205 duplex stainless steel pipe is a ferritic-austenitic duplex stainless pipe that combines the high strength of ferritic grades with the corrosion resistance of austenitic grades, supplied mainly as seamless pipe and tube for oil and gas, chemical processing, desalination, heat exchangers, pulp and paper, and marine and structural service where high chloride resistance and pressure-bearing strength are critical. As a direct mill-source supplier, Huaxiao Stainless stocks 100,000 tons of stainless material and ships in as little as 15 days, all with ISO 9001 / IATF 16949 (TS16949) certification and full mill test reports. Browse our 2205 duplex stainless steel pipe product page or send an inquiry for a same-day quotation.

Specifications, Sizes & Surface Finish

We supply 2205 duplex stainless steel pipe to ASTM, AISI, EN and JIS standards. Common grades include 2205 (1.4462, UNS S31803 / S32205), a 22% chromium dual-phase ferritic-austenitic grade with roughly twice the strength of 304/316 and excellent resistance to chloride pitting and stress-corrosion cracking, also available as 2507 (1.4410, UNS S32750) super-duplex for even harsher service. Standard dimensions cover the full commercial range, and we offer surface finishes such as 2B, BA, No.4, HL and mirror polish. Custom sizes, tolerances and edge treatments are available on request for project-specific requirements.

Price Factors You Should Know

The 2205 duplex stainless steel pipe price per kg is driven by grade, thickness, surface finish, order volume and raw-material nickel indices. Buying directly from a mill-source supplier removes distributor markups. For a current, volume-based quote, contact our sales team with your specification and destination port.

Typical Applications

2205 duplex stainless steel pipe is widely used across industries that demand corrosion resistance and a clean appearance. Typical uses include structural and decorative components, processing equipment, and architectural fittings where both performance and finish matter.

How to Choose the Right Supplier

Look for a supplier with verifiable certifications (ISO 9001 / IATF 16949), transparent mill test reports, stable stock and proven export experience. Huaxiao Stainless combines 100,000 tons of inventory with 15-day delivery and global shipping, making us a reliable 2205 duplex stainless steel pipe supplier for ongoing and one-off projects alike.

Frequently Asked Questions About 2205 duplex stainless steel pipe