Stainless Steel 309 flanges are highly resistant to oxidation and corrosion, which makes them ideal for high-temperature applications. These flanges are commonly used in industries such as power generation, chemical processing, petrochemical, food, and pharmaceuticals. Stainless Steel 309, an austenitic steel, offers excellent strength and resistance to both oxidation and corrosion, even at elevated temperatures, making it suitable for various applications that demand durability and reliability. Repute Steel & Engineering Co. is a leading manufacturer, stockist, and exporter of Stainless Steel 309 flanges, providing high-quality products that meet international standards.
Repute Steel & Engineering Co. specializes in producing Stainless Steel 309 flanges in a variety of types, including weld neck, slip-on, blind, threaded, and socket weld flanges. The company ensures that all flanges are manufactured using the latest techniques and undergo rigorous quality control procedures to ensure their reliability and durability. With a focus on customer satisfaction, Repute Steel & Engineering Co. provides customized solutions to meet the specific needs of their clients, offering flanges in various sizes, pressure ratings, and finishes.
As a prominent stockist of Stainless Steel 309 flanges, Repute Steel & Engineering Co. maintains an extensive inventory of these products, ensuring quick availability for their customers. Whether you need large quantities or specific flange dimensions, the company can fulfill orders promptly. Their reputation as a trusted stockist is built on delivering top-notch flanges with minimal lead times, ensuring seamless project timelines for industries across the globe.
Specification of Stainless Steel 309 Flanges
| Property | Specification |
|---|---|
| Material | Stainless Steel 309 (UNS S30900) |
| Grade | 309 Stainless Steel |
| Type of Flange | Weld Neck, Slip-On, Blind, Threaded, Socket Weld, and others |
| Size Range | 1/2" to 48" (DN 15 to DN 1200) |
| Pressure Rating | Class 150, 300, 600, 900, 1500, 2500 (Standard) |
| Temperature Range | Up to 2000°F (1093°C) for continuous service |
| Thickness | Varies based on size and rating, generally up to 3 inches or more |
| Standard | ASTM A182, ASME B16.5, BS 10, DIN 2573, EN 1092, and others |
| Finish | Smooth, Raised Face, Flat Face, RTJ (Ring Type Joint) |
| Material Composition | - Chromium: 22-24% - Nickel: 12-15% - Manganese: 2-4% - Silicon: 1.5-3% - Carbon: 0.20% max |
| Corrosion Resistance | Excellent resistance to oxidation and corrosion, even at high temperatures |
| Applications | High-temperature service, power plants, chemical industries, food processing |
| Certification | Mill Test Certificate (MTC), 3.1, 3.2 (as per ASTM A182) |
Repute Steel & Engineering Co. is also recognized as a reliable exporter of Stainless Steel 309 flanges. The company has established a strong export network, shipping these products to numerous countries, including the USA, UK, Middle East, and Southeast Asia. Their export services are supported by the company's commitment to quality, prompt delivery, and customer-centric solutions, ensuring their flanges meet global standards and exceed client expectations.
Repute Steel & Engineering Co. is a leading player in the production and supply of Stainless Steel 309 flanges. With an unwavering commitment to quality, customer service, and on-time delivery, they continue to serve industries worldwide with top-grade flanges that meet the most demanding operational conditions. Whether you are in need of flanges for routine applications or specialized high-temperature services, Repute Steel & Engineering Co. is the go-to supplier for all your stainless steel flange requirements.
Chemical Composition of Stainless Steel 309 Flanges
| Element | Percentage Range |
|---|---|
| Carbon (C) | 0.20% max |
| Manganese (Mn) | 2.00% – 4.00% |
| Phosphorus (P) | 0.045% max |
| Sulfur (S) | 0.030% max |
| Silicon (Si) | 1.50% – 3.00% |
| Chromium (Cr) | 22.00% – 24.00% |
| Nickel (Ni) | 12.00% – 15.00% |
| Iron (Fe) | Balance |
| Nitrogen (N) | 0.10% max |
Mechanical Properties of Stainless Steel 309 Flanges
| Property | Value |
|---|---|
| Tensile Strength | 515 MPa (75,000 psi) |
| Yield Strength | 205 MPa (30,000 psi) |
| Elongation | 40% (in 2 inches or 50 mm) |
| Hardness | Rockwell B75 – B95 |
| Modulus of Elasticity | 193 GPa (28 x 10³ ksi) |
| Poisson's Ratio | 0.30 |
| Density | 8.03 g/cm³ |
| Thermal Conductivity | 16.3 W/m·K |
| Thermal Expansion | 15.9 µm/m·K (at 20–100°C) |
| Maximum Service Temperature | 2000°F (1093°C) |
Countries we have exported our products to
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Countries we have exported our products to
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