Stainless Steel 347 Flanges

Stainless Steel 347 Flanges are integral components used across many industries where durability and resistance to corrosion are critical. At Metcore Steel & Alloys, we take pride in delivering high-quality flanges that meet the demanding requirements of our clients. Stainless Steel 347, a niobium-stabilized stainless steel, offers enhanced properties that make it ideal for applications where resistance to intergranular corrosion is vital, especially after exposure to elevated temperatures.

Stainless Steel 347 Flanges, Stainless Steel 347 Pipe Flanges, Stainless Steel 347 Flange Types
Stainless Steel 347 Pipes And Tubes

Our commitment to quality ensures that we provide reliable, long-lasting, and highly durable stainless steel flanges. In this article, we will delve into what makes Stainless Steel 347 flanges stand out, their advantages, and their wide range of applications.

What is Stainless Steel 347 Flanges?

Stainless Steel 347 Flanges are piping components made from austenitic stainless steel stabilized with niobium, providing excellent resistance to corrosion, particularly against oxidation and intergranular corrosion. These flanges are widely used in high-temperature environments, such as chemical processing plants, power generation units, and oil refineries.

The addition of niobium (or columbium) to the 347 stainless steel alloy prevents carbide precipitation during welding or exposure to elevated temperatures. This feature ensures that Stainless Steel 347 Flanges retain their mechanical strength and corrosion resistance, making them ideal for applications involving high temperatures and acidic environments.

As trusted Stainless Steel 347 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 347 Flanges?

There are several advantages to using Stainless Steel 347 Flanges in industrial applications:

High Resistance to Corrosion One of the major benefits of Stainless Steel 347 is its excellent resistance to general corrosion, particularly in environments prone to high temperatures. Its niobium content protects against intergranular corrosion, especially in conditions where the material is exposed to heat.

Superior Weldability Stainless Steel 347 flanges are easy to weld without the risk of sensitization, which is the degradation of corrosion resistance due to carbide precipitation at grain boundaries during welding. This makes them highly reliable for applications involving repeated exposure to high temperatures.

Thermal Stability These flanges exhibit excellent thermal stability, retaining their strength and resisting scaling even in environments with temperatures as high as 1000°C. This makes them ideal for industries that deal with intense heat, such as the aerospace and petrochemical sectors.

Durability and Long Service Life With their robust nature, Stainless Steel 347 Flanges offer a long service life, reducing the need for frequent replacements and ensuring greater cost efficiency over time.

Versatility Stainless Steel 347 is versatile and can be easily fabricated, machined, and polished to suit various custom designs, making it a popular choice for industries with complex piping systems.

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Applications and Uses in Different Industries

Stainless Steel 347 Flanges are highly versatile and used across numerous industries. Their ability to withstand extreme temperatures and corrosive environments makes them indispensable in the following sectors:

Oil and Gas Industry: In the oil and gas sector, Stainless Steel 347 Flanges Suppliers play a crucial role. These flanges are used in pipelines, refineries, and offshore platforms, where materials must withstand extreme conditions like high pressure, heat, and exposure to corrosive substances.

Petrochemical and Chemical Processing Plants Chemical plants use Stainless Steel 347 Flanges Exporters due to their resistance to acidic and caustic chemicals. These flanges are essential for the safe transfer and handling of fluids in harsh conditions.

Power Generation Power plants require components that can endure high heat and pressure. Flanges made of Stainless Steel 347 are ideal for boiler systems, heat exchangers, and nuclear reactors, where thermal stability and resistance to oxidation are key.

Aerospace Industry The aerospace industry uses Stainless Steel 347 Flanges Stockists in engines and exhaust systems, where materials must resist extreme temperatures and avoid corrosion while maintaining structural integrity.

Food Processing Industry PFlanges are commonly used in food and beverage production due to their ability to resist corrosion and maintain cleanliness. Stainless Steel 347 flanges prevent contamination, ensuring product safety in various food processing applications.

At Metcore Steel & Alloys, we are committed to being top Stainless Steel 347 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 347 Flanges Manufacturers play a vital role in supplying industries with the high-quality components needed for applications involving extreme temperatures and corrosive environments. At Metcore Steel & Alloys, we understand the importance of delivering premium quality flanges that meet stringent industry standards. Whether you are in the oil and gas industry, chemical processing, or power generation, our Stainless Steel 347 flanges are designed to offer superior performance, long-term durability, and excellent corrosion resistance.

As one of the leading Stainless Steel 347 Flanges Exporters, we ensure that our products undergo strict quality checks to guarantee optimal performance. Contact us today to learn more about how our flanges can enhance the efficiency and safety of your operations.

What Is A Specification Of Stainless Steel 347 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 347 Flanges?

STANDARD WERKSTOFF NR. UNS JIS BS GOST AFNOR EN
SS 347 1.4401 / 1.4436 S34700 SUS 347 347S31 / 347S33 - Z7CND17‐11‐02 X5CrNiMo17-12-2 / X3CrNiMo17-13-3
SS 347 1.4404 / 1.4435 S34703 SUS 347 347S11 / 347S13 03Ch17N14M3 / 03Ch17N14M2 Z3CND17‐11‐02 / Z3CND18‐14‐03 X2CrNiMo17-12-2 / X2CrNiMo18-14-3

What Are Chemical Composition Of Stainless Steel 347 Flanges?

Grade C Mn Si P S Cr Mo Ni N
SS 347 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 347H 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 347 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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