304H Stainless Steel Seamless High Precision & Heat Exchanger Tubes

Manufacturers and suppliers of 304H Stainless Steel Seamless High Precision & Heat Exchanger Tubes for boilers, condensers, and high-temperature industrial systems, offering enhanced strength at elevated temperatures, excellent corrosion resistance, high dimensional accuracy, and reliable long-term performance in demanding environments.

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

304H Stainless Steel Seamless High Precision & Heat Exchanger Tubes

Our 304H Stainless Steel Seamless High Precision & Heat Exchanger Tubes are engineered for high-performance applications where durability, mechanical strength, and resistance to elevated temperatures are critical. Manufactured from 304H stainless steel with higher carbon content, these tubes deliver improved creep strength and stability in continuous high-temperature service.

The seamless, high-precision construction ensures tight dimensional tolerances and smooth internal surfaces, enhancing fluid flow and heat transfer efficiency in heat exchangers, condensers, and boiler systems.

Widely used across power generation, petrochemical, refinery, and heavy manufacturing industries, our 304H stainless steel tubes undergo strict quality testing to meet international standards, providing reliable, long-term performance in demanding pressure and temperature environments.

304H Stainless Steel Seamless High Precision & Heat Exchanger Tubes

Comprehensive Reach

Our 304H Stainless Steel Seamless High Precision & Heat Exchanger Tubes are trusted in Mumbai and other key industrial cities across India, supporting power generation, chemical processing, refinery operations, and heavy infrastructure projects. In the Middle East, countries including Iraq, Kuwait, Jordan, Lebanon, Saudi Arabia, Yemen, Oman, and the UAE (Abu Dhabi, Dubai, Al Ain, Ajman, Sharjah, and Ras Al Khaimah) rely on our products for oil & gas, high-temperature processing, and large-scale industrial developments. We are also a preferred supplier in Qatar (Doha), Bahrain, Syria, Azerbaijan, and Georgia, where high-temperature strength, durability, and material reliability are essential.

In Europe, our pipes and tubes are widely supplied to Italy, Spain, Germany, the United Kingdom (England, Wales, Scotland, and Ireland), Russia, Ukraine, Kazakhstan, Turkey, France, Greece, and Austria. These regions value our precision engineering, consistent material quality, and long-term performance in demanding high-temperature, manufacturing, and construction environments.

Africa, Americas & Asia-Pacific

Across Africa, industries in Morocco, Algeria, Libya, Egypt, Nigeria, Sudan, Chad, Senegal, Kenya, Somalia, Zambia, South Africa, and Namibia depend on our stainless steel tubes for reliable performance in extreme climates, corrosive conditions, and continuous high-temperature service.

In the Americas, our products serve the United States, Brazil, Argentina, Mexico, and Canada, supporting oil & gas, power generation, chemical processing, and heavy manufacturing industries.

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Key Features of 304H Stainless Steel Seamless High Precision & Heat Exchanger Tubes

Seamless High-Precision Construction

Seamless manufacturing ensures uniform wall thickness, tight dimensional tolerances, and smooth internal surfaces for efficient fluid flow and reliable performance in heat transfer and high-pressure applications.

High-Temperature Strength

304H stainless steel contains higher carbon content, providing improved creep strength and mechanical stability in continuous high-temperature and high-pressure service conditions.

Superior Heat Transfer Efficiency

Smooth internal finishes and consistent material quality enhance thermal conductivity and improve overall efficiency in heat exchangers, condensers, and boiler systems.

Excellent Corrosion Resistance

Offers strong resistance to oxidation, moisture, and a wide range of industrial chemicals, ensuring long-term reliability in aggressive and high-temperature operating environments.

Reliable Weldability & Fabrication

Engineered for good weldability and fabrication performance, supporting complex system integration without compromising mechanical strength or corrosion resistance.

Long Service Life & Low Maintenance

Manufactured under strict quality standards to deliver durability, reduced downtime, and lower lifecycle costs in continuous-duty high-temperature industrial applications.

Product Specification – 304H Stainless Steel Seamless High Precision & Heat Exchanger Tubes

Outside Diameter Range
6 mm to 101.6 mm
Wall Thickness Range
0.70 mm to 8.0 mm
Length
As per requirement — maximum up to 24 meters.
U-Tubes
As per customer drawing — developed length up to 36 meters.
Grades
304H, 310H, 321H, 347H, 309H, EN 1.4948, UNS S30409, UNS S31009, UNS S32109, UNS S34709
Specifications
Seamless — ASTM A213, ASTM A268, ASTM A269, ASTM A270, ASTM A789, EN 10216-5
Welded — ASTM A249, ASTM A268, ASTM A269, ASTM A270, ASTM A554, ASTM A688, ASTM A789, ASTM A803, EN 10217-7
Supply Condition
Solution Annealed, Pickled & Passivated
Bright Annealed
Applications
Heat Exchangers, Condensers, Boilers, Pressure Vessels, Power Generation Systems, Chemical & Fertilizer Plants, Refineries & Petrochemical Industry, Process Industry, Marine Equipment, Nuclear Power Generation, Automotive & Aerospace

Manufacturing, Testing & Quality Assurance – 304H Stainless Steel Seamless High Precision & Heat Exchanger Tubes

Advanced Manufacturing

Our 304H Stainless Steel Seamless High Precision & Heat Exchanger Tubes are produced using advanced seamless forming, precision cold drawing, and controlled solution annealing processes. The higher carbon content of 304H stainless steel provides improved creep strength and thermal stability, ensuring reliable performance in continuous high-temperature and high-pressure service environments.

Inspection & Testing

Each tube undergoes rigorous inspection and testing including Eddy Current Testing, Hydrostatic Pressure Testing, Positive Material Identification (PMI), dimensional verification, and detailed visual examination. These checks ensure mechanical integrity, material grade conformity, and defect-free performance for critical high-temperature and pressure applications.

Certifications & Compliance

Manufactured in compliance with ASTM A213, ASTM A249, ASTM A269, and EN 10216 / EN 10217 standards, and certified to ISO 9001:2015, ISO 14001:2015, ISO 45001:2018, and PED 2014/68/EU requirements. This ensures full adherence to international quality, environmental, and occupational safety management systems.

Typical Applications of 304H Stainless Steel Seamless High Precision & Heat Exchanger Tubes

Heat Exchangers & Condensers
High-Temperature Boilers & Power Generation Systems
Chemical & Fertilizer Processing Plants
Oil & Gas & Petrochemical Industries
Marine & Offshore Engineering Systems
Refinery & High-Pressure Piping Systems
Thermal Processing & Furnace Systems
Water Treatment & Desalination Plants
Heavy Manufacturing & Industrial Fabrication

Looking for 304H Stainless Steel Seamless High Precision & Heat Exchanger Tubes?

Contact Seminox Pipes & Tubes for expert technical support, competitive pricing, and reliable global supply of premium 304H Stainless Steel Seamless High Precision & Heat Exchanger Tubes, engineered for superior high-temperature strength, excellent corrosion resistance, and dependable performance in heat exchangers, condensers, boilers, chemical processing, and demanding industrial 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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