Stainless Steel 321H Flanges are top-notch piping components crafted for situations where outstanding corrosion resistance, high-temperature strength, and long-lasting durability are a must. Thanks to the addition of titanium, these flanges are resistant to intergranular corrosion, making them perfect for use in boilers, heat exchangers, pressure vessels, and industrial piping systems that operate in extreme temperatures and harsh chemical environments.
The makeup of Stainless Steel 321H Flanges includes iron, chromium, nickel, and titanium. Chromium is key for corrosion resistance, while nickel boosts toughness and ductility. Titanium plays a crucial role in stabilizing the microstructure, ensuring that the flanges maintain their mechanical integrity even at high temperatures. This combination results in flanges that boast impressive tensile strength, thermal stability, and creep resistance, guaranteeing secure, leak-proof connections in high-pressure and high-temperature settings.
| Specifications | ASTM A182 / ASME SA182 |
| Size | 1/8″ NB TO 48″ NB |
| Standards | ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc. |
| Class / Pressure | 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc. |
| Standard | ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc. |
| Grades | S31803 / S32205 A182 Gr F51 / F52 / F53 / F54 / F55 / F57 / F59 / F60 / F61 |
| Grade | C | Mn | Si | P | S | Cr | N | Ni | Ti | SS 321H | 0.04 – 0.10 | 2.0 max | 1.0 max | 0.045 max | 0.030 max | 17.00 – 19.00 | 0.10 max | 9.00 – 12.00 | 4(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 321H Flanges Amer 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. Amer Stainless stands by the delivery of flanges with the highest level of industry standards in functionality and safety.
Stainless Steel 321H Threaded Flanges are available in sizes ranging from 1/2″ to 24″ and are designed for easy assembly without welding. They offer good resistance to oxidation and corrosion, making them suitable for various industrial applications.
SS 321H Socket Weld Flanges, ranging from 1/2″ to 24″ in size, are designed to fit inside a pipe for strong, reliable connections. They provide excellent resistance to high-temperature environments and corrosive substances.
Stainless Steel 321H Lap Joint Flanges are available in sizes from 1/2″ to 24″ and are used with a backing flange to allow for easy alignment and assembly. They offer high resistance to oxidation and corrosive elements, ideal for applications with frequent disassembly.
You’ll find Stainless Steel 321H Flanges in a variety of industries, including power plants, petrochemical sectors, chemical processing facilities, and high-temperature industrial pipelines. Their unique blend of mechanical strength, corrosion resistance, and heat tolerance makes them a reliable choice for long-lasting performance. These flanges offer durable, cost-effective, and trustworthy solutions for essential industrial, structural, and engineering needs.
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