ASTM A-790 Stainless Steel Welded Tubes

Manufacturers of ASTM A-790 Stainless Steel Welded Tubes engineered from duplex and super duplex stainless steels, offering high strength, excellent corrosion resistance, and superior performance in aggressive, high-pressure, and chloride-rich environments.

ISO 9001:2015 • ISO 14001:2015 • ISO 45001:2018 • PED 2014/68/EU Certified

ASTM A-790 Stainless Steel Welded Tubes

ASTM A-790 Stainless Steel Welded Tubes are engineered from duplex stainless steel to deliver a superior combination of high mechanical strength and excellent corrosion resistance. Manufactured in compliance with ASTM A-790 standards, these tubes perform exceptionally well in aggressive, chloride-rich, and high-temperature environments.

The duplex microstructure provides outstanding resistance to pitting, crevice corrosion, and stress corrosion cracking, while the welded construction ensures uniformity, durability, and consistent performance. A smooth surface finish enhances resistance to oxidation and scaling, reducing maintenance requirements and extending service life.

Widely used in oil & gas, chemical processing, marine, desalination, and offshore industries, ASTM A-790 Stainless Steel Welded Tubes are available in various grades, sizes, and specifications. They offer a reliable, high-performance solution for critical applications where both strength and corrosion resistance are essential.

ASTM A-790 Stainless Steel Welded Tubes

Comprehensive Reach

Our ASTM A-790 Stainless Steel Welded Tubes are supplied across Mumbai and major industrial cities in India, supporting oil & gas, chemical processing, desalination, and offshore projects where high strength and corrosion resistance are essential.

In the Middle East, countries such as Saudi Arabia, UAE, Qatar, Oman, Kuwait, Iraq, and Bahrain rely on our duplex stainless steel tubes for chloride-rich, high-pressure, and aggressive service environments.

We also serve Azerbaijan, Georgia, and neighboring regions where reliability and long-term performance are critical.

Across Europe, our ASTM A-790 welded tubes are supplied to Germany, Italy, France, Spain, the United Kingdom, Turkey, Russia, Ukraine, Greece, and Austria.

These markets value our products for their superior resistance to pitting, crevice corrosion, and stress corrosion cracking, especially in marine, offshore, and chemical applications.

Africa, Americas & Asia-Pacific

In Africa, industries across Egypt, Algeria, Nigeria, Morocco, Kenya, South Africa, and Namibia depend on our ASTM A-790 tubes for harsh environmental and offshore conditions.

In the Americas, we supply the United States, Canada, Brazil, Mexico, and Argentina, supporting oil & gas, desalination, chemical, and marine industries.

In the Asia-Pacific region, countries such as Singapore, Malaysia, Sri Lanka, Thailand, Vietnam, and Australia use our duplex stainless steel tubes for offshore platforms, coastal infrastructure, and high-performance industrial systems.

Commitment to Quality

Wherever you operate—whether in Doha, Dubai, Houston, London, or Singapore—Seminox Pipes and Tubes delivers premium ASTM A-790 Stainless Steel Welded Tubes manufactured in strict compliance with international quality standards.

Our global presence reflects the trust industries place in our ability to provide high-strength, corrosion-resistant, and long-lasting duplex stainless steel tube solutions for the most demanding environments worldwide.

Key Features of ASTM A-790 Stainless Steel Welded Tubes

Duplex & Super Duplex Stainless Steel

Manufactured from duplex and super duplex stainless steels, combining high mechanical strength with excellent corrosion resistance.

Superior Corrosion Resistance

Exceptional resistance to pitting, crevice corrosion, and stress corrosion cracking, especially in chloride-rich and marine environments.

High Strength-to-Weight Ratio

Provides higher strength than conventional austenitic stainless steels, allowing for reduced wall thickness and weight savings.

Reliable Welded Construction

Precision welding ensures uniform wall thickness, strong weld integrity, and consistent performance in high-pressure service.

Excellent Resistance to Harsh Environments

Designed to perform reliably in offshore, subsea, chemical, desalination, and aggressive industrial conditions.

Ideal for High-Pressure & Critical Services

Widely used in oil & gas, marine, desalination plants, chemical processing, and offshore platform applications.

Key Features of ASTM A-790 Stainless Steel Welded Tubes

Duplex & Super Duplex Stainless Steel

Manufactured from duplex and super duplex stainless steels, combining high mechanical strength with excellent corrosion resistance.

Superior Corrosion Resistance

Exceptional resistance to pitting, crevice corrosion, and stress corrosion cracking, especially in chloride-rich and marine environments.

High Strength-to-Weight Ratio

Provides higher strength than conventional austenitic stainless steels, allowing for reduced wall thickness and weight savings.

Reliable Welded Construction

Precision welding ensures uniform wall thickness, strong weld integrity, and consistent performance in high-pressure service.

Excellent Resistance to Harsh Environments

Designed to perform reliably in offshore, subsea, chemical, desalination, and aggressive industrial conditions.

Ideal for High-Pressure & Critical Services

Widely used in oil & gas, marine, desalination plants, chemical processing, and offshore platform applications.

Manufacturing, Testing & Quality Assurance

Duplex Stainless Steel Tube Manufacturing

ASTM A-790 Stainless Steel Welded Tubes are manufactured from duplex and super duplex stainless steels using advanced welding and forming technologies. Controlled production processes ensure uniform wall thickness, high weld integrity, excellent surface finish, and superior mechanical strength suitable for aggressive and high-pressure service conditions.

Inspection & Testing Procedures

Each ASTM A-790 welded tube undergoes comprehensive quality inspections including weld seam testing, hydrostatic or non-destructive testing (NDT), dimensional verification, Positive Material Identification (PMI), and visual inspection to ensure resistance to pitting, crevice corrosion, and stress corrosion cracking.

Standards & Certifications

Our ASTM A-790 Stainless Steel Welded Tubes are manufactured in accordance with ISO 9001:2015, ISO 14001:2015, ISO 45001:2018, and relevant ASTM and international standards. This guarantees consistent quality, safety, and performance for oil & gas, offshore, marine, desalination, and chemical processing applications worldwide.

Typical Applications

Oil & Gas Production and Transmission Pipelines
Offshore Platforms & Subsea Systems
Chemical & Petrochemical Processing Plants
Desalination & Seawater Handling Systems
Marine & Shipbuilding Applications
Heat Exchangers & Condensers
High-Pressure & Corrosive Fluid Handling
Coastal & Offshore Infrastructure
Power & Energy Sector Equipment

Looking for ASTM A-790 Stainless Steel Welded Tubes?

Connect with Seminox Pipes & Tubes for expert technical guidance, competitive pricing, and reliable global supply of ASTM A-790 Stainless Steel Welded Tubes engineered from duplex and super duplex stainless steels for high-strength, corrosion-resistant, and critical service applications.

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

Monday — Friday 9am – 5pm
Saturday — 10am – 3pm
Sunday — Closed

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