Stainless Steel 321 Flanges

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Stainless Steel 321 Flanges Manufacturer, Exporter and Supplier in Dubai, UAE

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Stainless Steel 321 flanges stand as indispensable components within piping systems, celebrated for their exceptional mechanical properties and resistance to corrosion. custom-built from Stainless Steel 321, renowned for its remarkable stability even under high temperatures, these flanges offer excellent durability and reliability. With a composition rich in titanium and nickel, Stainless Steel 321 boasts superior resistance to intergranular corrosion, making it a top choice for applications requiring resilience in extreme environments. Furthermore, its alloy constituents contribute to enhanced mechanical strength, toughness, and wear resistance, ensuring steadfast performance in diverse industrial settings. The amalgamation of these features makes Stainless Steel 321 flanges indispensable across various sectors, guaranteeing longevity and dependable functionality even in the most demanding operational conditions.

Stainless Steel 321 Flanges Specifications

StandardASTM A182 / ASME SA182
DimensionsANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN
StandardANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges
Size1/2″ (15 NB) to 48″ (1200NB)
Class/Pressure150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64
Flange Face TypeFlate Face (FF), Raised Face (RF), Ring Type Joint (RTJ)

Stainless Steel 321 Flanges Chemical Composition

SS 3210.08 max2.0 max1.0 max0.045 max0.030 max17.00 – 19.000.10 max9.00 – 12.005(C+N) – 0.70 max
SS 321H0.04 – 0.102.0 max1.0 max0.045 max0.030 max17.00 – 19.000.10 max9.00 – 12.004(C+N) – 0.70 max

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Stainless Steel 321 Flanges Mechanical Properties

DensityMelting PointTensile StrengthYield Strength (0.2%Offset)Elongation
8.0 g/cm31457 °C (2650 °F)Psi – 75000 , MPa – 515Psi – 30000 , MPa – 20535 %

Top Stainless Steel 321 Flanges Manufacturing Company in Dubai

At PipingMart, we take pride in being the largest supplier and manufacturer in the UAE, offering cutting-edge solutions for all your piping needs. With state-of-the-art production plants strategically located in the UAE, we boast a vast inventory of over 25,000 tons of premium-quality materials readily available in stock.

Contact us to get a quick quote for your requirement.

We offer These Stainless Steel 321 Flanges as per DIN, ISO, JIS or ANSI Standard.

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Advantages of Stainless Steel 321 Flanges

  • High Temperature Stability: Stainless Steel 321 is specifically engineered to withstand high temperatures, making it ideal for applications where temperature is a concern. The addition of titanium increases the stability of the alloy against chromium carbide precipitation, resulting in permanent performance in high-temperature environments

  • Mechanical properties: The alloy composition of 321 stainless steel contributes to its excellent mechanical properties, including strength, toughness and durability. These properties ensure dependable performance and durability under harsh operating conditions.

  • Formability and Weldability: Stainless steel 321 provides excellent formability and weldability, allowing ease of manufacture in various shapes and configurations. This characteristic is versatile and adaptable for different manufacturing processes and design requirements.

  • Intergranular corrosion resistance: Stainless steel 321 is known for its intergranular corrosion resistance even when subjected to heat in the carbide precipitation range. This property is critical when the material is subjected to welding or other high-temperature processes.

  • Corrosion resistance: With its high chromium and nickel content, stainless steel 321 exhibits excellent corrosion resistance, especially in organic acids and oxidizing media This makes corrosion resistant suitable for use in the pharmaceutical, petrochemical, pharmaceutical and other industries.

Types of Stainless Steel 321 Flanges

Threaded Flanges

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Stainless Steel 321 Flanges Uses

Application Industry

Stainless Steel 321 Flanges shave excellent mechanical qualities and are resistant to wear corrosion, and high temperatures, they are widely used in various industries. These flanges are widely used in the oil and gas, petrochemical, power generation, and aerospace industries. They play an important part in joining equipment, valves, and pipe systems. They are perfect for applications exposed to severe operating conditions, such as high temperatures, high pressures, and corrosive environments, because of their exceptional strength, toughness, and wear resistance.

Oil & Gas Industry

Aerospace Industry

Petro Chemical Industry

Power Generation Industry

  • Petrochemical Industry: Stainless steel flanges 321 connect pipes and valves in refineries. They provide greater corrosion resistance, especially in high humidity and corrosive chemical environments.

  • Food and Beverage Industry: Stainless steel is preferred in the food and beverage industry due to its hygiene and corrosion resistance. Three hundred twenty-one stainless steel flanges are used in pipeline systems to transport food, beverage, and various liquid products.

  • Aerospace Applications: Aerospace applications often require materials that can withstand extreme temperatures and harsh environmental conditions. Stainless steel flanges 321 are used in aircraft engines, air filters, and other applications where resistance to high temperatures is required.

  • Power generation: Stainless steel flanges 321 are used in pipeline systems for fluids such as steam and steam in power plants, especially those using fossil fuels or nuclear power. Their high temperature and oxidation resistance make them ideal for such applications.

  • Chemical Applications: Stainless steel 321 flanges are suitable for chemical plants where resistance to acids, alkalis, and other corrosive agents is commonly used in reactor vessels and piping systems.

How to Choose the Right Stainless Steel 321 Flanges

  • Features: Stainless Steel 321 is a durable austenitic stainless steel resistant to intergranular corrosion, high temperatures, and oxidation. Ensure the flanges are made of high-quality stainless steel 321 materials to ensure durability. It has been around for a long time.

  • Size and Dimensions: Select flanges of the appropriate shape and size to match the piping system to be installed. Flanges are available in sizes varying from 1/2 in. up to 48 in. or more. Measure pipe size, borehole diameter, and flange thickness to ensure alignment.

  • Pressure Rating: Based on operating conditions, determine the pressure rating required for your application. Stainless steel 321 flanges are available in various pressure groups, ranging from 150 to 2500 pounds per square inch (PSI). Ensure the flanges you choose can handle the maximum pressure your system can handle.

  • Flange Type: There are various flanges, including slip-on, weld neck, socket weld, threaded, and bland flanges. Consider factors such as pressure levels, temperature, and ease of installation to choose the one that best suits your application’s needs.

Are Stainless Steel 321 Flanges weldable?

Yes, Stainless Steel 321 Flanges are weldable. They exhibit good weldability and can be welded using common welding techniques such as TIG (Tungsten Inert Gas) welding, MIG (Metal Inert Gas) welding, and SMAW (Shielded Metal Arc Welding) without the risk of intergranular corrosion.

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FAQ (Frequently Asked Questions)

What maintenance is required for Stainless Steel 321 Flanges?

Stainless Steel 321 Flanges require minimal maintenance. Regular inspections for signs of corrosion or damage are recommended. Cleaning with mild soap and water, followed by thorough drying, helps maintain their appearance. Additionally, periodic passivation treatments can enhance corrosion resistance in harsh environments.

Can Stainless Steel 321 Flanges be recycled after use?

Yes, Stainless Steel 321 Flanges can be recycled after use. Stainless steel is highly recyclable, and the 321 grade retains its properties through multiple recycling cycles. Recycling reduces environmental impact, conserves resources, and contributes to sustainable practices in various industries.

Can Stainless Steel 321 Flanges be used for underground applications?

Stainless Steel 321 Flanges can be used for underground applications with proper precautions. The material’s corrosion resistance makes it suitable for such environments. However, factors like soil composition, moisture levels, and the presence of corrosive substances should be considered. Adequate protective measures such as coatings or cathodic protection may be necessary.

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