Stainless Steel 321 Flanges

At Metcore Steel & Alloys, we specialize in delivering top-quality Stainless Steel 321 Flanges to various industries across the globe. These flanges are manufactured from Stainless Steel 321, a titanium-stabilized alloy known for its excellent resistance to corrosion and high-temperature environments. In this article, we’ll explore what Stainless Steel 321 Flanges are, their key advantages, and how they are used in various industrial applications.

Stainless Steel 321 Flanges, Stainless Steel 321 Pipe Flanges, Stainless Steel 321 Flange Types
Stainless Steel 321 Pipes And Tubes

What is Stainless Steel 321 Flanges?

Stainless Steel 321 Flanges are integral components used to connect pipes, valves, pumps, and other equipment in a piping system. They are made from Stainless Steel 321, an alloy containing titanium, which helps to improve its resistance to intergranular corrosion. This makes Stainless Steel 321 an excellent choice for applications that involve exposure to high temperatures (up to 870°C) and corrosive environments.

Unlike other grades, the addition of titanium in Stainless Steel 321 prevents the formation of chromium carbides at high temperatures, enhancing its durability and extending the life of the flanges. These flanges are commonly available in different types like slip-on, weld neck, blind, and threaded, catering to a range of industrial needs.

As trusted Stainless Steel 321 Flanges Manufacturers, Metcore Steel & Alloys ensures that each product meets stringent quality standards, ensuring reliable performance in critical applications.

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Advantages of Stainless Steel 321 Flanges?

Using Stainless Steel 321 Flanges offers a multitude of benefits, making them a preferred choice in demanding industries. Some of the key advantages include:

Corrosion Resistance: One of the standout features of Stainless Steel 321 is its excellent resistance to oxidation and corrosion, even in high-temperature environments.

Heat Resistance: These flanges perform exceptionally well in conditions where temperatures fluctuate between 425°C and 870°C, making them ideal for industries such as petrochemicals, oil & gas, and power generation.

Durability: The presence of titanium in the alloy enhances its resistance to stress cracking, making Stainless Steel 321 Flanges more durable than standard stainless steel flanges.

Low Maintenance: Due to their inherent strength and corrosion resistance, Stainless Steel 321 Flanges require minimal maintenance, reducing downtime and operational costs in industrial applications.

At Metcore Steel & Alloys, as reliable Stainless Steel 321 Flanges Suppliers, we ensure that our products provide maximum durability and performance, delivering long-term value to our customers.

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Applications and Uses in Different Industries

The versatility of Stainless Steel 321 Flanges makes them suitable for a wide range of industrial applications. Industries that typically use these flanges include:

Oil and Gas Industry: In oil refineries and gas processing plants, these flanges are used for pipelines transporting crude oil, gas, and other aggressive fluids. Their corrosion resistance ensures safety and reliability.

Chemical Processing Plants: The flanges are utilized in systems handling corrosive chemicals, making them ideal for companies producing fertilizers, acids, and other harsh substances.

Marine Industry: Marine environments are highly corrosive, particularly due to saltwater. Stainless Steel 321 flanges are highly resistant to marine corrosion, making them suitable for shipbuilding and offshore drilling applications.

Pharmaceutical and Food Processing: Hygiene and cleanliness are paramount in these industries. Stainless Steel 321 flanges are resistant to bacterial growth, easy to clean, and ensure contamination-free processes.

Power Generation: Power plants, particularly those utilizing steam and high-temperature processes, benefit from the heat and corrosion resistance of Stainless Steel 321 flanges.

At Metcore Steel & Alloys, we are committed to being top Stainless Steel 321 Flanges Stockists. Our flanges undergo stringent quality checks to ensure they meet international standards, providing our clients with reliable and long-lasting products.

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Stainless Steel 321 flanges are indispensable components for various industries, thanks to their corrosion resistance, strength, and ability to perform under extreme conditions. Whether in the oil and gas sector, chemical processing, or marine industry, these flanges ensure system integrity and operational efficiency.

If you are in need of high-quality Stainless Steel 321 Flanges, look no further than Metcore Steel & Alloys. We are renowned Stainless Steel 321 Flanges Exporters, committed to delivering top-tier products to our customers worldwide. With our comprehensive range, we have the right flange for your specific needs.

What Is A Specification Of Stainless Steel 321 Flanges?

Specifications ASTM A182, ASTM A182
Dimension Standard JIS, AISI, ASTM, GB, DIN, EN, etc
Width 1000mm, 1219mm, 1500mm, 1800mm, 2000mm, 2500mm, 3000mm, 3500mm, etc
Length 2000mm, 2440mm, 3000mm, 5800mm, 6000mm, etc
Thickness 0.3 mm to 120 mm
Form Coils, Foils, Rolls, Plain Sheet, Shim Sheet, Perforated Sheet, Chequered Plate, Strip, Flats, Blank (Circle), Ring (Flange) etc.
Surface Finishing Hot rolled plate (HR), Cold rolled sheet (CR),2B, 2D, BA, NO.1, NO.4, NO.8, 8K, mirror, Chequered, embossed, hair line, sand blast, Brush, etching, SATIN (Met with Plastic Coated) etc.

What Are Equivalent Grades Of Stainless Steel 321 Flanges?

STANDARD WERKSTOFF NR. UNS JIS BS GOST AFNOR EN
SS 321 1.4401 / 1.4436 S32100 SUS 321 321S31 / 321S33 - Z7CND17‐11‐02 X5CrNiMo17-12-2 / X3CrNiMo17-13-3
SS 321 1.4404 / 1.4435 S31703 SUS 321 317S11 / 317S13 03Ch17N14M3 / 03Ch17N14M2 Z3CND17‐11‐02 / Z3CND18‐14‐03 X2CrNiMo17-12-2 / X2CrNiMo18-14-3

What Are Chemical Composition Of Stainless Steel 321 Flanges?

Grade C Mn Si P S Cr Mo Ni N
SS 317 0.08 max 2.0 max 1.0 max 0.045 max 0.030 max 16.00 - 18.00 2.00 - 3.00 11.00 - 14.00 67.845 min
SS 317L 0.035 max 2.0 max 1.0 max 0.045 max 0.030 max 16.00 - 18.00 2.00 - 3.00 10.00 - 14.00 68.89 min

What Are Mechanical Properties Of Stainless Steel 321 Flanges?

Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
7.9 g/cm3 1402 °C (2555 °F) Psi – 75000 , MPa – 515 Psi – 30000 , MPa – 205 40 %

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