VEmilio Stainless, located in Manila, Philippines, stands out as a top manufacturer and supplier of high-quality Stainless Steel 321 Flanges. These flanges are specifically crafted for high-temperature and industrial uses, boasting impressive resistance to corrosion, oxidation, and mechanical stress. The 321 grade, which is stabilized with titanium, offers exceptional protection against intergranular corrosion and performs reliably even at elevated temperatures. At Emilio Stainless, we employ cutting-edge manufacturing techniques and rigorous quality control to ensure our flanges have precise dimensions, smooth finishes, and consistent quality. These flanges guarantee secure, leak-proof, and long-lasting connections in boilers, heat exchangers, piping systems, and other essential industrial applications.
Stainless Steel 321 Flanges are made up of 17–19% chromium, 9–12% nickel, 0.04–0.08% carbon, and titanium for stabilization, along with trace elements of manganese, silicon, and phosphorus. This austenitic stainless steel showcases a tensile strength ranging from 515–690 MPa and a yield strength of about 205–310 MPa, along with excellent ductility and toughness. The titanium stabilization helps prevent carbide precipitation, boosting resistance to intergranular corrosion at high temperatures. These flanges are not only mechanically strong but also heat-resistant, making them perfect for high-pressure, high-temperature, chemical, and industrial piping systems that demand long-lasting reliability and durability.
| 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 Emilio 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. Emilio 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.
Stainless Steel 321 Flanges find their place in a variety of settings, including chemical processing plants, petrochemical industries, power generation facilities, marine environments, and other high-temperature industrial systems. They are perfect for connecting pipelines, valves, boilers, and heat exchangers that are subjected to high temperatures and corrosive conditions. Thanks to the titanium-stabilized 321 grade, these flanges resist intergranular corrosion, ensuring dependable and leak-proof connections. Emilio Stainless offers a range of 321 flanges, including weld neck, slip-on, and more, tailored to meet the diverse needs of various industrial applications.
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