UNS S32760 Stainless Steel Seamless Hydraulic & Instrumentation Tubes

Super Duplex Zeron 100 • Exceptional Strength • Superior Seawater & Chloride Resistance

Manufacturers and suppliers of UNS S32760 Stainless Steel Seamless Hydraulic & Instrumentation Tubes (Super Duplex Zeron 100), engineered for extreme and highly corrosive service environments in offshore platforms, subsea systems, oil & gas production facilities, desalination plants, and marine infrastructure.

ISO 9001:2015 • ISO 14001:2015 • ISO 45001:2018 • PED 2014/68/EU • EN 10204 3.1/3.2 Certified

UNS S32760 Stainless Steel Seamless Hydraulic & Instrumentation Tubes

Our UNS S32760 Stainless Steel Seamless Hydraulic & Instrumentation Tubes (Super Duplex Zeron 100) are engineered from an advanced super duplex stainless steel grade that delivers exceptional mechanical strength and outstanding resistance to pitting, crevice corrosion, and stress corrosion cracking. The enhanced alloying with tungsten and copper provides superior performance in seawater, chloride-rich, and highly aggressive service environments.

The seamless, precision-engineered construction ensures uniform wall thickness and smooth internal surfaces, enabling efficient, stable fluid flow and accurate control in critical hydraulic, pneumatic, and sensitive instrumentation systems. These tubes maintain excellent dimensional stability and structural integrity under continuous high pressure, elevated temperatures, and dynamic loading conditions.

Widely used in offshore platforms, subsea systems, desalination plants, chemical and petrochemical processing facilities, marine infrastructure, and heavy industrial installations, our UNS S32760 stainless steel seamless tubes are manufactured and tested to international standards to provide a durable, long-lasting, and cost-effective solution for the most demanding service applications.

UNS S32760 Stainless Steel Seamless Hydraulic and Instrumentation Tubes (Super Duplex Zeron 100)

Comprehensive Global Reach

Our UNS S32760 Stainless Steel Seamless Hydraulic & Instrumentation Tubes are trusted across major industrial hubs in India, including Mumbai, Chennai, Pune, Ahmedabad, and Visakhapatnam. These super duplex tubes support offshore fabrication yards, petrochemical complexes, power generation facilities, and heavy engineering projects that require exceptional strength and superior resistance to aggressive and chloride-rich environments.

Throughout the Middle East, we supply the UAE (Dubai, Abu Dhabi, Sharjah, Ajman, Al Ain, and Ras Al Khaimah), Saudi Arabia, Qatar (Doha), Kuwait, Oman, Bahrain, Iraq, Jordan, and Lebanon. Our UNS S32760 seamless tubes are widely used in offshore oil & gas operations, desalination plants, subsea systems, marine infrastructure, and EPC projects operating under extreme pressure, salinity, and corrosive service conditions.

Europe, Africa, Americas & Asia-Pacific

In Europe, our tubes serve Italy, Germany, Spain, France, the United Kingdom, Turkey, Greece, Austria, and Eastern European markets, where precision engineering and long-term corrosion resistance are critical. Across Africa, the Americas, and the Asia-Pacific region—including the United States, Canada, Brazil, Mexico, Morocco, Algeria, Egypt, Nigeria, South Africa, Singapore, Malaysia, Thailand, Vietnam, and Australia—our UNS S32760 Stainless Steel Seamless Hydraulic & Instrumentation Tubes support offshore platforms, chemical processing plants, desalination facilities, marine systems, and high-pressure industrial infrastructure.

Commitment to Quality

Wherever you operate—Doha, Dubai, London, Houston, Singapore, Sydney, or New York— Seminox Pipes & Tubes delivers premium-quality UNS S32760 Stainless Steel Seamless Hydraulic & Instrumentation Tubes, manufactured and certified to international standards to ensure full material traceability, dimensional accuracy, and long-term reliability in critical, pressure-sensitive, and corrosion-intensive hydraulic and instrumentation applications worldwide.

Key Features of UNS S32760 Stainless Steel Seamless Hydraulic & Instrumentation Tubes

Super Duplex Zeron 100 Microstructure

The advanced austenitic–ferritic structure of UNS S32760 delivers exceptional mechanical strength and outstanding structural integrity, allowing reduced wall thickness while maintaining high pressure ratings in demanding hydraulic and instrumentation systems.

Superior Seawater & Chloride Corrosion Resistance

Enhanced alloying with chromium, molybdenum, nitrogen, tungsten, and copper provides excellent resistance to pitting, crevice corrosion, and biofouling in seawater, brine, and aggressive chloride-rich environments.

Outstanding Stress Corrosion Cracking Resistance

Engineered for reliable performance under high tensile stress and elevated temperatures, these tubes resist stress corrosion cracking in offshore, marine, and chemical processing applications.

Precision Seamless Manufacturing

Produced using advanced cold drawing and seamless forming techniques to achieve tight dimensional tolerances, uniform wall thickness, and smooth internal surfaces for accurate flow control and dependable instrumentation performance.

Controlled Fabricability & Weldability

Designed for specialized welding and forming procedures that preserve the super duplex phase balance, ensuring corrosion resistance and mechanical integrity are maintained during fabrication and installation.

Long Service Life in Extreme Environments

Delivers extended durability and reduced maintenance in offshore platforms, subsea systems, desalination plants, marine infrastructure, and high-pressure industrial facilities operating in highly corrosive and saline conditions.

Product Specification – UNS S32760 Stainless Steel Seamless Hydraulic & Instrumentation Tubes

Outside Diameter
6.00 mm to 114.30 mm (1/4” to 4.5”)
Wall Thickness
1.00 mm to 12.70 mm (0.040” to 0.500”)
Grade / Material
Super Duplex Stainless Steel (Zeron 100)
UNS S32760
EN 1.4501
Manufacturing Process
Seamless (Cold Drawn / Cold Rolled) • Solution Annealed • Pickled / Bright Annealed
Standards & Specifications
ASTM A789 – Seamless & Welded Duplex / Super Duplex Stainless Steel Tubes
ASTM A790 – Pipe (Project Reference / Special Applications)
ASME SA789 / SA790
EN 10216-5 (Seamless Precision Tubes)
DIN EN ISO 1127
NORSOK M-630 / M-650 (Offshore & Subsea Applications)
Customer Drawings & EPC / Project Specifications
Length
Standard: 6 meters • Random Lengths • Up to 18 meters
Custom cut lengths as per Project / Instrumentation Requirements
Surface Finish
Annealed & Pickled (AP), Bright Annealed (BA),
Polished (180 / 240 / 320 / 400 / 600 Grit), Electropolished
Mechanical Properties (Typical)
Yield Strength: ≥ 550 MPa
Tensile Strength: 750–900 MPa
Elongation: ≥ 25%
Excellent Strength & Corrosion Resistance in High-Pressure & Chloride Environments
Applications
Offshore & Subsea Hydraulic Systems • Instrumentation & Control Lines • Desalination & Seawater Systems • Oil & Gas Processing Units • Chemical & Petrochemical Plants • Marine & Shipbuilding • High-Pressure Fluid Transfer Systems • Heat Exchangers
Testing & Certification
Hydrostatic / Eddy Current / Ultrasonic Testing • PMI Testing • Mechanical & Chemical Analysis • Ferrite Content Testing • Dimensional Inspection • EN 10204 3.1 / 3.2 Certification • PED 2014/68/EU • NORSOK Compliance (Project Basis)

Manufacturing, Testing & Quality Assurance – UNS S32760 Stainless Steel Tubes

Advanced Manufacturing

UNS S32760 Stainless Steel Seamless Hydraulic & Instrumentation Tubes (Super Duplex Zeron 100) are manufactured using precision cold drawing and cold rolling processes, followed by controlled solution annealing to achieve the optimal austenitic–ferritic phase balance. Enhanced alloying with chromium, molybdenum, tungsten, and nitrogen delivers exceptional mechanical strength and superior resistance to pitting, crevice corrosion, and stress corrosion cracking, ensuring long-term reliability in aggressive chloride, seawater, and high-pressure service environments.

Inspection & Testing

Each tube is subjected to rigorous quality control, including Eddy Current Testing (ECT), Hydrostatic or Pneumatic Pressure Testing, Positive Material Identification (PMI), chemical composition verification, ferrite content measurement, mechanical property testing, dimensional inspection, and 100% visual examination. These procedures ensure full compliance with ASTM A789, ASTM A790, ASME SA789 / SA790, and project-specific offshore and subsea standards for safe operation in oil & gas, marine, and desalination systems.

Certifications & Compliance

Manufactured in accordance with ASTM A789, ASTM A790, ASME SA789, ASME SA790, EN 10216-5, ISO 9001:2015, ISO 14001:2015, ISO 45001:2018, and PED 2014/68/EU directives. Tubes are supplied with EN 10204 3.1 / 3.2 Mill Test Certificates (MTC) and, where required, NORSOK M-630 / M-650 compliance documentation, ensuring full traceability, regulatory acceptance, and suitability for offshore, subsea, petrochemical, marine, and high-integrity industrial projects worldwide.

Typical Applications of UNS S32760 Stainless Steel Seamless Hydraulic & Instrumentation Tubes

Offshore & Subsea Hydraulic Control Systems
Instrumentation & Process Control Lines
Oil & Gas Production and Processing Facilities
Desalination & Seawater Handling Systems
Chemical & Petrochemical Processing Units
Marine & Shipbuilding Applications
High-Pressure & High-Chloride Fluid Transfer Systems
Heat Exchangers & Cooling Water Systems
Aggressive, Corrosive & Critical Service Environments

Need UNS S32760 Stainless Steel Seamless Hydraulic & Instrumentation Tubes for Your Project?

Partner with Seminox Pipes & Tubes for certified, project-ready UNS S32760 Stainless Steel Seamless Hydraulic & Instrumentation Tubes (Super Duplex Zeron 100) manufactured to international offshore and industrial standards and supplied with EN 10204 3.1 / 3.2 Mill Test Certificates. Trusted worldwide for offshore platforms, subsea systems, desalination plants, oil & gas processing facilities, and marine applications requiring exceptional strength, superior chloride and seawater corrosion resistance, and long-term reliability in critical hydraulic and instrumentation service environments.

Get in Touch

Phone Number

022 6659 5296
+91 9987403801
+918433943801

Email

domestic@seminoxpipes.com
export@seminoxpipes.com

Address

1219 / 1220, 12th Floor, Prasad Chambers, Girgaon, Mumbai- 400004

Business Hours

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Saturday — 10am – 3pm
Sunday — Closed

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