Duplex Steel Pipe Manufacturer & Supplier in Bangalore

PREN-tested, solution-annealed, ASTM A790 / A789-compliant Duplex Steel Pipe for offshore platforms, FPSO topsides, desalination and chemical tanker piping.

Duplex Steel Pipe Manufacturers in Bangalore & India have a Corrosion-resistant construction quality which proves beneficial when combined with all other systems for new global construction compositions. Pipe systems require a construction quality able to withstand high levels of pressure, fluctuating load systems, and aggressive contact environments. They are designed for systems and industries that require extreme construction and corrosion control. Pipe systems are provided by Shubham Metals in Bangalore and across India.

The pipe construction from Shubham Metals occurs at a set microstructure and is balanced at the construction process. Determined construction, controlled processing, and dimensional precision coupled with quality conformance allow Shubham Metals to construct pipes that operate without the need for repeated inspections. This means that industries do not have to worry about replacing the pipes.

Manufacturing Highlights

  • Ferritic-austenitic structure gives stability and endurance
  • Great for pressure-bearing systems
  • Manufactured to meet the required standards

What are Duplex Steel Pipe Systems in the Steel Sector ?

These particular pipe systems are named after the microstructure systems they incorporate. Each microstructure system has one or more attributes of austenitic and ferritic systems, which are region systems of stainless steel. When combined, each region reinforces the sections with greater ultimate compressive strength. In simple terms, these pipes are in the section with higher tensile strength, which means they can operate at a very low ambient temperature.

Its performance in chloride-rich and chemically corrosive environments is another considerable benefit. Due to being used in marine, offshore and most chemical applications, Shubham Metals supplies Duplex Steel Pipe which is thoroughly tested and retains this balance of strength and corrosion resistance. 

Material Characteristics

  • High strength-to-weight ratio
  • Improved resistance to chloride-induced corrosion
  • Reliable performance under cyclic loads

Technical specification 

Specification

Details

Product

Duplex Steel Pipe

Material Grades

UNS S31803 / UNS S32205 (Duplex 2205)

Standards

ASTM A790 / ASTM A789

Manufacturing Process

Seamless / Welded

Outer Diameter

½ inch to 48 inches

Length

Standard 6 meters / 20 feet (custom lengths available)

Wall Thickness

SCH 5 to SCH XXS

Surface Finish

Mill finish, pickled, polished

Form

Round pipe

End Type

Plain End (PE), Bevel End (BE)

Heat Treatment

Solution annealed

Testing

Hydro test, Eddy current test, PMI, NDT

Mechanical Properties

High strength, excellent corrosion resistance

Applications

Oil & gas, chemical processing, marine, pressure vessels

Standards Followed

ASTM, ASME

Duplex Steel Pipe stockists in Bangalore with Quick Dispatch

Apart from manufacturing, Shubham Metals actively manages a ready stock of Duplex Steel Pipe at their Bangalore warehouse, which is used to supplement time-sensitive industrial applications. This is beneficial to clients during plant shutdowns, expansions, maintenance work, and when they require something urgently. 

The stock is organized in accordance to trends in the industry, allowing most used sizes and thicknesses to be accessible. Prior to dispatch, pipes are examined so clients receive materials that require no further processing prior to installation, and no further delays.Delivery coverage across Peenya, Bommasandra, Whitefield, Hosur, and adjacent industrial areas

Top Suppliers and Exporters of Duplex Steel Pipe in Bangalore & India

Shubham Metals Suppliers and Exporters Duplex Steel Pipe in Bangalore & India to a wide range of domestic infrastructure and international industrial facilities. The company properly understands the global supply chain and the requisite logistics and documentation, assuring a seamless process from order to delivery. 

Shubham Metals, specializing in the global export of Duplex Steel Pipe, is recognized for superior supply chain and logistics. From order to delivery, Shubham Metals maintains transparent documentation while providing secure export packaging that meets international shipping regulations. Exporting Duplex Steel Pipe to EPC contractors and industrial retailers in multiple trade regions is Shubham Metals’ primary industry focus.

Supply & Export Capabilities

  • Safe and secure export packaging
  • Full Batch traceability and test certification
  • Capacity to manage volume and project-based orders 

Benefits of Duplex Steel Pipe in Pressure, Corrosive, and Load-Bearing Conditions

Duplex Steel Pipe's special ability to endure greater pressure and have thinner walls will let you feel more at ease while providing a potentially lighter piping system. This is especially true for extensive piping systems.

Duplex Steel Pipe proves to be a more superior solution than most conventional stainless steels because it can last longer in a corrosive environment. Less corrosion leads to fewer system failure cycles and more reliability which is economically favorable.Pipes supplied by Shubham Metals are built for consistency over extended periods.

Performance Benefits

  • Greater ability to manage pressure
  • Resistance to corrosion and cracking
  • Reduced operational costs and extended lifespan

Where Duplex Steel Pipe Is Used Across Oil & Gas, Marine, and Process Industries

In oil and gas, Duplex Steel Pipe is highly valued for use in facilities for high pressure and corrosive media applications. Similarly, Duplex Steel Pipe is also extensively used for offshore platforms, desalination plants, and marine structures because of its Sea Water Corrosion Resistance.

Used in process industries for the transport of chemicals, hydrocarbons, and highly heated fluids, Shubham Metals provides Duplex Steel Pipe for applications in process industries where operational reliability and safety are critical to the plant.

Usual Application Areas

  • Structures for the transport and production of oil and gas
  • Offshore and marine structures
  • Piping networks for the chemical and process industry

Why Choose Shubham Metals for Duplex Steel Pipe?

Shubham Metals is respected by industries for its quality, technical knowledge and reliability. The company builds relationships for the long-term, making sure that the customers have the appropriate material for the prevailing operating conditions.

Shubham Metals has decades of experience in the supply of stainless steel and alloy products. He supports his industrial customers by having transparent communication, on time delivery, and good after sales service. This reliability has positioned the company as a preferred supplier of Duplex Steel Pipe in the domestic and export markets.

Why Shubham Metals is preferred by Industries

  • Proven experience in alloys and duplex steel products
  • Thorough inspection, quality control and testing
  • Dependable ongoing industrial support



 

Technical Specifications

Duplex Steel Pipe – Technical Specifications
Size Range1/8" NB to 30" NB (3 mm to 750 mm OD)
ScheduleSCH 5S, 10S, 20, 40, 40S, 80, 80S, 160, XXS
Wall Thickness0.5 mm to 80 mm
LengthSingle Random, Double Random, Cut to Size
FormSeamless / Welded / ERW / EFW / Fabricated
End FinishPlain End, Bevelled End, Threaded End
SpecificationsASTM / ASME / DIN / EN / JIS
Surface FinishPickled, Annealed, Polished, BA, 2B, No.4
TestingHydrostatic, Eddy Current, IGC, PMI, Hardness, Ultrasonic
CertificationEN 10204 3.1 / 3.2 Mill Test Certificate

Related Products to Duplex Steel Pipe

Why Choose Shubham Metals for Duplex Steel Pipe

Precision Manufacturing Excellence at Shubham Metals

Manufacturing Excellence

01

We utilize highly advanced technology and premium raw materials to manufacture high-grade Duplex Steel Pipe that exceed international quality standards like ASTM, ASME, and DIN.

Global Export Logistics and Documentation Experts

Global Export Expertise

02

As a leading global exporter, we provide seamless international shipping for our full Duplex Steel Pipe range, complete with comprehensive documentation including MTC 3.1 and Certificates of Origin.

Technical Specialists in Titanium, Inconel, and Stainless Steel

Industrial Expertise

03

Our deep engineering expertise across Titanium, Inconel, and specialized Stainless Steel allows us to tailor custom solutions for high-pressure applications across the Aerospace, Petrochemical, and Energy sectors.

Reliable Pan-India Supply and Distribution Network

Pan-India / Global Network

04

With a robust supply network, we offer rapid stockholding options and flexible distribution for all specialized Duplex Steel Pipe, ensuring your industrial projects remain precisely on schedule.

International Material Standards & Technical Compliances

Shubham Metals guarantees complete material traceability and strictly adheres to international manufacturing specifications. Our entire Duplex Steel Pipe can be configured and supplied in accordance with global engineering standards:

  • ASTM / ASME Specification Matrix: A312, A213, A182, A403, B163, B165, B444, B423
  • DIN / EN / ISO Standards: EN 10204 3.1, DIN 17440, ISO 15156 (NACE MR0175 compliance for sour environment services)
  • Dimensional Verification Benchmarks: ANSI B16.9, B16.11, B16.5, MSS-SP-43

Comprehensive Quality Testing Protocols

To satisfy international quality audit requirements, we offer exhaustive structural checking parameters via independent, recognized third-party inspection agencies such as TUV, SGS, Lloyds, and DNV:

  • Positive Material Identification (PMI) & Spectro Ladle Analysis
  • Hydrostatic Pressure Testing & Volumetric Ultrasonic Flaw Detection
  • Radiography Examination, Intergranular Corrosion (IGC) Testing, and Micro/Macro Grain Boundary Structure Evaluation

Trusted by 100+ Global & Local Industrial Clients

At Shubham Metals, our reputation is built on 100+ successful partnerships across Bangalore, Pan-India, and Global markets. We are a preferred industrial metal exporter known for precision, technical expertise, and an unwavering commitment to quality standards.

Frequently Asked Questions | Duplex Steel Pipe Hub

Duplex steel pipe is a type of stainless steel pipe that contains a mixed microstructure of austenite and ferrite. It offers high strength, excellent corrosion resistance, and durability.

Popular grades include: Duplex 2205 Super Duplex 2507 Lean Duplex 2101 Duplex S31803 Duplex S32205

They are widely used in: Oil and gas industries Chemical processing plants Marine applications Desalination plants Heat exchangers Pulp and paper industries

Super Duplex steel pipe is a higher alloy version of duplex steel with superior corrosion resistance and higher mechanical strength.

Our manufacturing setup produces Duplex Steel Pipe conforming strictly to ASTM, ASME, and DIN standards. We offer size ranges starting from 1/8" NB up to 24" NB with wall thickness options spanning Schedule 5S, 10S, 40S, and 80S to meet diverse industrial pressure ratings.

Each grade within our Duplex Steel Pipe range features distinctive carbon and alloy stabilization properties. For instance, high-carbon "H" profiles maintain exceptional mechanical strength at elevated temperatures, while titanium-stabilized variants resist corrosion during extreme thermal processing cycles.

Yes, all shipments of Duplex Steel Pipe are dispatched alongside authentic, traceable Mill Test Certificates (MTC) matching EN 10204 3.1 criteria. Our documentation covers full chemical ladle analysis and mechanical testing reports linked to the heat batch numbers.

Absolutely. Beyond standard 6-meter cut parameters, our specialized production setups can tailor custom structural lengths, customized heavy wall matrices, and specific surface finishes (such as mirror or satin gloss) to fit your exact fluid handling engineering layout requirements.

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