Anucha Metals, a reputable manufacturer and supplier located in Bangkok, Thailand, is dedicated to providing top-notch Stainless Steel 321H Round Bars and Rods. With a keen emphasis on meeting international standards and catering to customer needs, the company delivers products that are not only durable but also resistant to corrosion and heat, making them perfect for critical industrial applications. Stainless Steel 321H is a titanium-stabilized austenitic stainless steel known for its superior resistance to intergranular corrosion and impressive high-temperature strength. Anucha Metals prides itself on precision engineering, consistent quality, and timely delivery, establishing itself as a dependable partner for industries such as construction, petrochemical, marine, and power generation.
Stainless Steel 321H Round Bars and Rods are composed of chromium (17–19%), nickel (9–12%), carbon (0.04–0.10%), titanium, along with trace amounts of manganese, silicon, and phosphorus. This unique blend offers exceptional oxidation resistance up to 900°C and enhanced creep strength. In terms of mechanical properties, they boast a minimum tensile strength of 515 MPa, a yield strength of at least 205 MPa, and an elongation of 35%. With impressive toughness and hardness even at elevated temperatures, Stainless Steel 321H Round Bars and Rods are perfectly suited for high-pressure and heat-exposed environments, ensuring long-lasting durability and performance.
Standard : 321H / 1.4878
Range : 3.17mm to 350mm dia
Designation : ASTM A276, ASME SA276
Finish : Bright, Black, Polish
Thickness: 4.0mm – 100mm
Type: Bar, Bright Bar, Black Bars, Hex Bar, Square Bar, Rods, Polish Bar, Forged Bar, Round Bar
Length : Random, Fix & Cut Length
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | Ti |
| 321H | 0.04 – 0.10 | 2 max | 0.75 max | 0.045 max | 0.03 max | 17 – 19 | 3 – 4 | 9 – 12 | – | 4xC min 0.60% max |
| Density | 8.0 g/cm3 |
| Melting Point | 1454 °C (2650 °F) |
| Tensile Strength | Psi – 75000 , MPa – 515 |
| Yield Strength (0.2%Offset) | Psi – 30000, MPa – 205 |
| Elongation | 35 % |
| Size (mm) | 10×10 | 12×12 | 16×16 | 20×20 | 25×25 | 32×32 | 40×40 | 50×50 |
|---|---|---|---|---|---|---|---|---|
| kg/m | 0.81 | 1.16 | 2.06 | 3.22 | 5.03 | 8.24 | 12.87 | 19.60 |
| Standard | SS 321H |
| UNS | S32109 |
| WERKSTOFF NR. / DIN | 1.4878 |
Yes, Stainless Steel 321H Round Bars and Rods can be used for natural gas applications. Their excellent resistance to high temperatures and corrosion makes them suitable for gas processing and pipeline systems.
Stainless Steel 321H Round Bars and Rods find extensive use in industries that demand excellent heat resistance and mechanical stability. They are frequently utilized in furnace components, heat exchangers, boiler tubes, refinery equipment, expansion joints, and exhaust systems. Their ability to resist scaling and corrosion makes them ideal for the petrochemical, chemical processing, and power generation sectors. Additionally, they are employed in marine settings, pressure vessels, and aerospace applications where both strength and reliability under high-temperature conditions are essential.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Anucha Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Bangkok, Thailand
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