321H Stainless Steel Seamless Pipes
Stainless Steel Seamless Pipes
Manufacturers of 321H Stainless Steel Seamless Pipes
321H Stainless Steel Seamless Pipes are a high-carbon variant of 321 stainless steel, offering enhanced strength and resistance to high-temperature oxidation and corrosion. The addition of a higher carbon content in 321H enhances its strength, particularly at elevated temperatures, while maintaining the key characteristics of the 321 alloy, such as excellent resistance to intergranular corrosion. This makes 321H stainless steel ideal for high-stress applications where both high temperature and corrosion resistance are critical.
These pipes are commonly used in industries such as petrochemical, power generation, and chemical processing, where the pipes are exposed to high temperatures and aggressive environments. They are often found in heat exchangers, exhaust systems, and pressure vessels. 321H pipes are also widely used for equipment that requires welding, as the titanium content in the alloy prevents the material from sensitizing, thus avoiding weld decay.
321H stainless steel pipes meet industry standards like ASTM A312 and ASTM A213, ensuring reliability and performance in harsh conditions.
Comprehensive Reach
Our pipes and tubes are trusted in Mumbai and other key cities in India, catering to critical industries. In the Middle East, countries such as Iraq, Kuwait, Jordan, Lebanon, Saudi Arabia, Yemen, Oman, and the UAE (including Abu Dhabi, Dubai, Al Ain, Ajman, Sharjah, and Ras Al Khaimah) rely on our products for oil and gas, water treatment, and infrastructure projects. We are also a preferred supplier in Qatar (Doha), Bahrain, Syria, Azerbaijan, and Georgia, where quality and reliability are essential.
In Europe, our pipes and tubes are widely used in Italy, Spain, Germany, the United Kingdom (England, Wales, Scotland, and Ireland), Russia, Ukraine, Kazakhstan, Turkey, France, Greece, and Austria. These regions benefit from the precision engineering and durability of our products, especially in industries like manufacturing and construction.
Africa and Beyond
Across Africa, industries in Morocco, Algeria, Libya, Egypt, Nigeria, Sudan, Chad, Senegal, Kenya, Somalia, Zambia, South Africa, and Namibia trust our pipes and tubes for their high resistance to corrosion and extreme environmental conditions.
In the Americas, our products are essential in the United States, Brazil, Argentina, Mexico, and Canada, supporting industries like oil and gas, construction, and manufacturing.
In the Asia-Pacific, countries like Sri Lanka, Malaysia, Singapore, Philippines, Thailand, and Vietnam depend on our high-performance pipes and tubes for various industrial applications.
Finally, industries in Australia benefit from the durability and strength of our pipes and tubes in sectors such as mining and water treatment.
Commitment to Quality
Wherever you are—be it Doha, Dubai, London, Moscow, or New York—Seminox Pipes and Tubes ensures top-quality 321H Stainless Steel Seamless Pipes , designed to meet international standards. Our global presence reflects the trust industries place in our ability to deliver reliable and durable solutions tailored to challenging environments worldwide.
Product Specification:
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Outside Diameter Range
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1/8″ NB to 4″ NB
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Wall Thickness Range
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SCH 5S to SCH XXS
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Length
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As per Requirement. Maximum up to 24 Meter long.
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Grades
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304/L/H/LN, 316/L/H/LN/Ti, 309, 310/L/H/S, 317/L/H, 321/H, 347/H, UNS S31500, UNS S31803, UNS S2205, UNS S32750, UNS S32760
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Specification
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ASTM A-312, A-790
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Supply Condition
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Solution-Annealed, pickled and passivated. Can be supplied in other conditions on requirement.
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Applications
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Onshore and Offshore Oil and Gas Production, Exploration and Transport
(OCTG – Oil Country Tubular Goods)
Chemical & Petrochemical
Energy and Power Generation
Mechanical and Plant Engineering
Marine Equipment’s
Pulp & Paper
Pharmaceutical Industry
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