What is super duplex flanges?

Super Duplex Steel Flanges, a dominant force in metallurgy and industrial applications, showcase unprecedented strength and corrosion resistance. As a premier player in this arena, Hilton Forge India proudly unveils a line of excellence embodied in our Super Duplex Steel S32750 Pipe Flanges. Crafted to perfection, our Super Duplex Steel S32750 Pipe Flanges, available in diverse sizes and specifications, conform to rigorous standards, including ANSI B16.5 Super Duplex Steel S32750 Plate Flanges, JIS, DIN, EN1092-1, UNI, BS4504, SABS1123, AS2129, and GOST-12820. Catering to a spectrum of project requirements, we offer an extensive array of classes and types, encompassing Blind Flanges, Lap Joint Flanges, Long Weld Neck Flanges, Orifice Flanges, Slip On Flanges, Socket Weld Flanges, Spectacle Blind Flanges, Threaded Flanges, & Weld Neck Flanges. As the leading super duplex flanges manufacturer in India, we empower our customers to select the ideal fit for their projects, ensuring uncompromised quality and performance.

Understanding Super Duplex Steel Flanges:

Super Duplex refers to a family of stainless steels with a two-phase microstructure comprising both austenitic (chromium-nickel) and ferritic (chromium) phases. This dual-phase composition imparts exceptional mechanical and corrosion-resistant properties to the material, making it ideal for challenging environments.

Key Features of Super Duplex Flanges:

• Corrosion Resistance: One of the standout features of Super Duplex Steel Flanges is their superior corrosion resistance. This makes them particularly well-suited for applications in harsh and corrosive environments, such as offshore oil and gas platforms, chemical processing plants, and marine engineering.

• Strength and Durability: Super Duplex alloys exhibit high tensile strength and excellent durability, allowing them to withstand extreme pressures and temperatures. This makes Super Duplex Flanges a reliable choice for critical components in industries where structural integrity is crucial.

• Versatility: Super Duplex Steel Flanges find applications in a wide range of industries, including chemical processing, petrochemicals, oil and gas, pulp and paper, and more. Their versatility is attributed to the material's ability to perform well in diverse conditions, providing a cost-effective solution for various engineering challenges.

• Cost-Effectiveness: While Super Duplex materials may have a higher initial cost compared to conventional stainless steels, their long-term cost-effectiveness becomes evident in terms of reduced maintenance, extended service life, and minimized downtime.

Types of Super Duplex Steel Flanges Offered by Us

• Blind Flanges: Ideal for effectively sealing the end of a piping system or pressure vessel, ensuring straightforward installation and simplicity.

• Lap Joint Flanges: Well-suited for applications demanding frequent disassembly, allowing easy access to the piping system.

• Long Weld Neck Flanges: Guaranteeing structural integrity and strength, particularly in high-pressure scenarios.

• Orifice Flanges: Engineered to facilitate precise measurement and control of fluid flow.

• Slip On Flanges: Recognized for their effortless alignment and quick installation, suitable for low-pressure applications.

• Socket Weld Flanges: Providing a robust connection, widely employed in high-pressure systems.

• Spectacle Blind Flanges: Employed in pipelines necessitating temporary or permanent blocking, enabling convenient inspection or maintenance.

• Threaded Flanges: Facilitating a sturdy and secure connection in threaded piping systems.

• Weld Neck Flanges: Optimal for critical applications, ensuring maximum support and structural integrity.

ASME SA182 Super Duplex Steel Flanges Equivalent Grades

STANDARD	WERKSTOFF NR.	UNS
Super Duplex S2507	1.4410	S32750/S32950

Chemical Composition of Super Duplex Steel Pipe Flanges

Grade	C	Mn	Si	P	S	Cr	Mo	Ni	N	Fe
S32750	0.030 Max	1.20 max	0.80 max	0.035 max	0.020 max	24.00 - 26.00	3.00 - 5.00	6.00 - 8.00	0.24 - 0.32	58.095 min
S32760	0.05 max	1.00 max	1.00 max	0.030 max	0.010 max	24.00 - 26.00	3.00 - 4.00	6.00 - 8.00	0.20 - 0.30	57.61 min

Mechanical Properties of ASTM A182 Super Duplex Steel Plate Flanges

Grades	Density (g/cm3)	Density (Ib/in 3)	Melting Point (°C)	Melting Point (°F)
S32750 / S32760	7.8	0.281	1350	2460

Super Duplex Flanges Specifications

Specifications	Super Duplex Flanges
Size Range	1/2” NB TO 24” NB
Standards	ANSI, JIS, DIN, EN1092-1, UNI, BS4504, SABS1123, AS2129, GOST-12820
Dimension	ANSI B 16.5 Flanges, B16.47 Flanges, SERIES A Flanges, SERIES B Flanges, EN1092-1 Flanges, BS 1560. BS 10 Flanges, IS 6392, B-2.1 NPT Flanges, API, DIN Flanges, JIS. MSS SP 44 Flanges.
Class	Class 150#, Class 300#, Class 600#, Class 900#, Class 1500# & Class 2500# | PN6, PN10, PN16, PN25, PN40, PN63, PN100, PN160, PN250 etc.
Main Types	Forged / Threaded / Screwed / Plate
Flange supporting material	Gasket, Ring Joint, Flange Bolts
Stainless Steel Pipe Flanges Test Certificates	EN 10204/3.1B Raw Materials Certificate 100% Radiography Test Report Third-Party Inspection Report, etc
Most Common Types of Super Duplex Flanges	Blind Flanges Lap Joint Flanges Long Weld Neck Flanges Orifice Flanges Slip On Flanges Socket Weld Flanges Spectacle Blind Flanges Threaded Flanges Weld Neck Flanges
Production Technique	Forged, Heat-treated, and machined
Connect Type Flange Face Type	Raised Face (RF), Ring Type Joint (RTJ), Flat Face (FF), Large Male-Female (LMF), Lap-Joint Face (LJF), Small Male-Female (SMF), Small Tongue, Large Tongue & Groove, Groove
Special Design	As per your drawing requirements AS, ANSI, BS, DIN, and JIS 1/2” NB TO 24” NB Equal and Reducing Configurations Super Duplex Flanges Threaded Flanges, Socketweld Flanges, Slip-On Flanges, Blind Flanges, Weld Neck Flanges
Test	Direct-reading Spectrograph, Hydrostatic testing machine, X-ray detector, UI transonic flaw detector, Magnetic particle detector
Equipment	Press machine, Bending machine, Pushing Machine, electric bevelling machine, Sand-blasting machine, etc
Origin	Indian
Key Markets and Industries for Super Duplex Flanges	Bitumen upgraders. Heavy oil refineries. Nuclear power (mostly seamless). Petrochemicals and acids.
Export To	Ireland, Singapore, Indonesia, Ukraine, Saudi Arabia, Spain, Canada, USA, Brazil, Thailand, Korea, Iran, India, Egypt, Oman, Dubai, Peru, etc
Super Duplex Flanges	To Connect Pipe and tubes in Petroleum, Power, Chemical, Construction, Gas, Metallurgy, Shipbuilding, etc
Material Test Certificates (MTC) as per EN 10204 3.1 and EN 10204 3.2, Test Certificates certifying NACE MR0103, NACE MR0175

Applications of Super Duplex Flanges

Here are some common applications of Super Duplex flanges:

• Oil and Gas Industry

• Chemical and Petrochemical Industry

• Power Generation

• Marine and Shipbuilding

• Paper and Pulp Industry

• Water Treatment

• Aerospace Industry

• Renewable Energy

• Other Applications

Final Words!

Super Duplex Flanges from Hilton Forge India stand as a testament to innovation, quality, and reliability. We stand as a distinguished Super Duplex Flanges Manufacturer, Supplier, Stockist, and Exporter, showcasing an innovative range of Super Duplex Steel S32750 Pipe Flanges. Our flanges serve as a testament to our commitment to quality and reliability in the field of metallurgy. We take pride in delivering top-notch products that excel in both performance and durability. From ANSI B16.5 Super Duplex Steel S32750 Plate Flanges to an extensive variety of super duplex steel flanges, our diverse range covers various classes and types. When you choose Hilton Forge India, you opt for excellence in Super Duplex Flanges, ensuring that your projects not only meet but exceed expectations with our precision and quality.