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Super Duplex Steel Pipe

Price 500 INR/ Number

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MOQ : 5 Kilograms

Super Duplex Steel Pipe Specification

Tensile Strength
795 MPa min

Flexibility
Rigid

Sealing Type
Metal to Metal

Yield Strength
550 MPa min

Diameter
As per requirement (10 mm - 600 mm)

Thread Type
BSP / NPT / Custom

Temperature Range
-50C to +300C

Connection Type
Threaded / Flanged / Welded

Tolerance
0.5 mm

Coating Type
No external coating / Pickled

Product Type
Pipe

Material
Super Duplex Stainless Steel

Connection
Welded / Seamless

Shape
Round

Standard
ASTM A790 / ASME SA790

Surface Treatment
Polished

Outer Diameter
10 mm to 600 mm

Section Shape
Circular

Length
Up to 6 meters or customized

Thickness
5 mm

Color
Silver / Metallic

Usage
Chemical, Petrochemical, Marine, Power Plant

Rated Pressure
Up to 250 bar

Material Grade
Super Duplex UNS S32750 / S32760

Application
Oil & Gas, Pulp & Paper, Desalination, Construction

End Finish
Plain End / Beveled End

Hardness
290 HB max

Production Capacity
500 tons/month

Corrosion Resistance
Excellent in chloride and acidic environments

Impact Strength
High

Manufacturing Process
Seamless / Welded

Density
7.8 g/cm³

Test Certificate
EN 10204 3.1 / 3.2

Elongation
At least 25%

About Super Duplex Steel Pipe

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Superior Corrosion Resistance

Super Duplex Steel Pipes exhibit excellent resistance to corrosion, particularly in chloride-rich and acidic environments. This unique property makes them highly suitable for marine, chemical, and oil & gas applications, ensuring prolonged service life and reduced maintenance costs.

High Mechanical Strength and Durability

With a minimum tensile strength of 795 MPa and yield strength of 550 MPa, these pipes withstand high pressure and impact. Their elongated capacity (at least 25%) and 290 HB maximum hardness guarantee resilience in both structural and process-related uses, even under extreme conditions.

Versatile Manufacturing and Certification

Available in both seamless and welded variants with plain or beveled ends, our Super Duplex Steel Pipes come with EN 10204 3.1/3.2 certification. The manufacturing process adheres to stringent ASTM and ASME standards, ensuring quality and reliability for global industrial needs.

FAQ's of Super Duplex Steel Pipe:

Q: How are Super Duplex Steel Pipes manufactured?

A: Super Duplex Steel Pipes are produced through seamless or welded processes. The pipes are manufactured to precise tolerances (0.5 mm) in multiple diameters and lengths, then finished with either plain or beveled ends, and polished for a metallic shine.

Q: What applications are suitable for Super Duplex Steel Pipes?

A: These pipes are ideal for industries exposed to harsh environments, such as oil & gas, chemical, marine, power plants, pulp & paper, and desalination projects, due to their robust mechanical properties and exceptional corrosion resistance.

Q: What benefits do Super Duplex Steel Pipes offer over standard stainless steel pipes?

A: Super Duplex Steel Pipes provide superior tensile and yield strength, high impact resistance, and excellent performance against chloride-induced corrosion, which ensures longer service life and reliability in critical operations.

Q: When should I choose seamless versus welded Super Duplex Pipes?

A: Seamless pipes are preferred for high-pressure or highly corrosive environments, offering uniform strength throughout, while welded pipes are suitable for less demanding applications and can be produced in longer lengths and larger diameters.

Q: Where are Super Duplex Steel Pipes typically installed?

A: These pipes are widely used in environments like offshore oil platforms, chemical processing plants, marine structures, power generation facilities, and water desalination systems where durability and resistance to corrosion are essential.

Q: What quality standards and certifications do your Super Duplex Steel Pipes have?

A: Our pipes comply with ASTM A790 and ASME SA790 specifications and are available with EN 10204 3.1 or 3.2 test certificates, ensuring high quality and traceability for every batch.

Q: How do I ensure the right size and connection type for my application?

A: Our pipes are customizable in diameter (10 mm to 600 mm), length (up to 6 meters or as required), and connection options such as threaded (BSP/NPT), flanged, or welded, allowing optimal compatibility with your technical requirements.

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