Steel Gems supplies premium quality UNS S32205 flanges, developed for applications where a combination of high strength and advanced corrosion resistance is essential. UNS S32205 is an improved duplex stainless steel grade, offering enhanced chemical composition control compared to standard 2205, which results in better overall performance in aggressive service conditions.

The duplex microstructure of UNS S32205, consisting of balanced austenite and ferrite phases, provides superior mechanical strength compared to traditional stainless steels such as 304 and 316. This higher strength allows engineers to design piping systems with reduced wall thickness, helping lower overall system weight while maintaining structural integrity. It also contributes to improved resistance against mechanical stress and fatigue in demanding industrial environments.

Leading Suppliers of UNS S32205 Flanges in Mumbai, India, Providing ASTM A182 F51 / F60 Material with ANSI / ASME B16.5 Class 150 Standard Flanges with Tested Quality.

One of the key advantages of UNS S32205 flanges is their excellent resistance to localized corrosion, including pitting and crevice corrosion, especially in chloride-rich environments. The presence of chromium, molybdenum, and nitrogen enhances the material’s ability to resist corrosion in seawater, brine solutions, and chemical processing systems. In addition, these flanges exhibit strong resistance to stress corrosion cracking, which is a common concern in high-temperature and high-pressure applications.

Industries We Serve - Duplex Steel UNS S32205 Flanges

UNS S32205 flanges are widely used across industries such as oil and gas, petrochemical processing, desalination plants, marine engineering, and power generation. They are commonly found in pipelines, pressure vessels, heat exchangers, and offshore platforms where reliability and long service life are critical. Their ability to perform under fluctuating temperatures and corrosive conditions makes them a preferred choice for both onshore and offshore projects.

Automobile

Petrochemical

Fabrication

Chemical

Heat Exchangers

Power Plant

Top Manufacturers of UNS S32205 Flanges in India, Offering ASTM A182 F51 / F60 Grade Material with ASME B16.5 Standard Flanges with 100% Quality Assurance and Third-Party Inspection.

Steel Gems offers a complete range of flange types in UNS S32205, including weld neck, slip-on, blind, socket weld, threaded, and lap joint designs. Each type is manufactured to meet specific operational requirements, ensuring proper sealing, strength, and ease of installation. Weld neck flanges are typically used in high-pressure systems, while slip-on and threaded flanges provide flexibility in maintenance and assembly.

Check Latest UNS S32205 Flanges Chemical Composition

Chemical Composition of UNS S32205 Flanges (%)
Carbon (C)	0.030 maximum
Manganese (Mn)	2.00 maximum
Silicon (Si)	1.00 maximum
Phosphorus (P)	0.030 maximum
Sulfur (S)	0.020 maximum
Chromium (Cr)	21.0 – 23.0
Molybdenum (Mo)	2.50 – 3.50
Nickel (Ni)	4.50 – 6.50
Nitrogen (N)	0.08 – 0.20
Iron (Fe)	63.54 minimum

Duplex Steel UNS S32205 Flanges Specifications

Specification of UNS S32205 Flanges
Manufacturing Process	Machined, Forged & Heat Treated
Flange Forms	Forged / Plate / Threaded
Common Flange Types	Weld Neck, Blind, Lap Joint, Socket Weld, Slip-On, Threaded
Applications	Oil & Gas Industry, Power Plants, Nuclear Applications, Waterworks, Municipal Systems, Food Processing
Size Range	1/2″ to 48″
High Temperature	Above 200°C (400°F) for Class 150 or Above 400°C (750°F)
Low Temperature	Above -29°C (-20°F)
JIS Standards	5K, 10K, 16K, 20K, 30K, 40K, 63K
Available Materials	Inconel, Hastelloy, Carbon Steel, Cast Iron, Duplex & Super Duplex Steel, Copper Nickel, Stainless Steel, Wrought Iron, Alloy Steel, Mild Steel
Thickness	NPS ≤ 18
Bore Diameter	NPS ≤ 10
Standards	ANSI/ASME B16.5, B16.47 Series A & B, ASME B16.48, API, API 605, API 7S-15, API 7S-43, EN-1092, BS4504, BS1560-3.1, DIN, UNI, ISO, ISO 7005-1, MSS SP-44, IS 2062, AWWA C207
Pressure Ratings	Class 150, 300, 400, 600, 900, 1500, 2500
Flange Face Types	RTJ, FF, Raised Face, Lap Joint, Tongue & Groove, Large & Small Male-Female

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If you are looking for UNS S32205 Flanges suppliers, Steel Gems is ready to help. Contact us today for more details or to get a quick quote.

Steel Gems offers a dependable supply of UNS S32205 flanges across key industrial regions in India such as Mumbai, Pune, Delhi, Chennai, Ahmedabad, and Hyderabad, while also serving global markets including the UAE, Saudi Arabia, Qatar, Oman, Malaysia, Singapore, Indonesia, and South Africa. Known for their excellent strength and resistance to corrosion, these duplex steel flanges are widely preferred in industries like oil & gas, petrochemicals, power generation, and offshore engineering. With a well-managed inventory, strict quality standards, and timely dispatch, Steel Gems ensures smooth project execution and consistent supply for both bulk and regular requirements.