Andre Stainless is a reputable manufacturer and supplier of stainless steel, proudly based in Pulau Ujong, Singapore. They’ve made quite a name for themselves in international markets, including Dubai, UAE. The company specializes in top-notch Stainless Steel 321 flanges, known for their precision engineering, commitment to global standards, and dependable delivery. Their products meet a variety of industrial needs, providing excellent corrosion resistance and high performance even in extreme conditions. As a prominent Stainless Steel 321 Flanges Manufacturer in Dubai, UAE, Andre Stainless offers customized solutions for clients in sectors like oil and gas, petrochemicals, marine, and construction.
Stainless Steel 321 flanges are primarily made up of chromium (17–19%), nickel (9–12%), and titanium (at least five times the carbon content), which helps stabilize the structure against carbide precipitation. These flanges are renowned for their outstanding resistance to intergranular corrosion and their strength at high temperatures. They boast impressive mechanical properties, including a tensile strength of about 515 MPa, a yield strength of around 205 MPa, and an elongation of 35%. With their excellent formability and weldability, Stainless Steel 321 flanges are perfect for applications that require prolonged exposure to high temperatures, making them reliable for critical operations in tough environments.
| Standard | ASTM A182 / ASME SA182 |
| Dimensions | ANSI/ASME B16.5, B 16.47 A & B, B16.48, BS4504, BS 10, EN-1092, DIN |
| Standard | ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges |
| Size | 1/2″ (15 NB) to 48″ (1200NB) |
| Class/Pressure | 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 |
| Flange Face Type | Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ) |
| SS 321 | 0.08 max | 2.0 max | 1.0 max | 0.045 max | 0.030 max | 17.00 – 19.00 | 0.10 max | 9.00 – 12.00 | 5(C+N) – 0.70 max |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 8.0 g/cm3 | 1457 °C (2650 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 35 % |
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We offers the best quality Stainless Steel 321 Flanges Andre Stainless,which has undergone intense testing to produce top quality and performance. The flange is thoroughly tested for meeting international standards and specifications. Products supplied by us are certified by recognized authorities for traceability and reliability in each batch. With modern technology and strict quality control, we ensure durability, corrosion resistance, and good mechanical properties. Andre Stainless stands by the delivery of flanges with the highest level of industry standards in functionality and safety.
SS 321 blind flanges are used to seal the end of a piping system. Crafted from stainless steel, they provide a robust, corrosion-resistant solution for maintaining system integrity and pressure.
SS 321 ring type joint flanges offer a secure, leak-proof seal in high-pressure environments. Made from stainless steel, they feature a ring groove design for reliable, corrosion-resistant performance in demanding applications.
SS 321 forged flanges are crafted from stainless steel for high strength and durability. They are ideal for demanding applications, offering excellent resistance to high temperatures, corrosion, and mechanical stress.
Industries that prioritize durability and resistance to high-temperature corrosion widely use Stainless Steel 321 flanges. This includes petrochemical plants, oil refineries, thermal power stations, and even aerospace applications. You’ll often find them in exhaust manifolds, heat exchangers, pressure vessels, and furnace components. Thanks to their remarkable creep resistance and strength at elevated temperatures, they are particularly sought after for systems operating above 500°C. Their compatibility with welding and forming processes makes them ideal for custom piping assemblies and high-stress service conditions across marine, chemical processing, and energy sectors.
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