Starc Metals stands out as a leading manufacturer and supplier located in Canberra, Australia, with a focus on top-notch Stainless Steel 321H Hex Bars and Rods. Known for their precision, reliability, and durability, this company consistently delivers products that align with international standards and meet various industrial needs. They cater to a wide range of sectors, including aerospace, chemical processing, marine, and power generation, offering advanced stainless steel solutions for even the most demanding applications. With cutting-edge manufacturing processes, strict quality control, and prompt delivery, every 321H hex bar and rod guarantees exceptional heat resistance, corrosion resistance, and mechanical performance, solidifying Starc Metals’ reputation as a trusted supplier of high-quality stainless steel products throughout Australia and beyond.
Stainless Steel 321H Hex Bars and Rods are a type of stabilized austenitic stainless steel, featuring around 17–19% chromium, 9–12% nickel, and a higher carbon content compared to standard 321, along with titanium to help prevent intergranular corrosion. This unique composition offers remarkable resistance to oxidation, impressive high-temperature strength, and improved toughness. The material boasts a tensile strength of about 515–750 MPa, good ductility, and dependable weldability. Its outstanding heat and corrosion resistance make 321H hex bars and rods perfect for applications where durability, stability under thermal cycling, and long-lasting mechanical performance are crucial.
Dimensions : ASTM, ASME
Standard : ASTM / ASME SA A276, A479, ASTM A493
Length : Random, Fix & Cut Length
Size : 20MM to 150MM
| Element | C | Cr | Mn | Ni | P | S | Si |
| SS 321 | 0.08 max. | 17.0 – 19.0 | 2.00 max. | 9.0-12.0 | 0.045 max. | 0.03 max. | 0.75 max. |
| SS 321H | 0.04 – 0.10 | 17.0 – 19.0 | 2.00 max. | 9.0-12.0 | 0.045 max. | 0.03 max. | 0.75 max. |
| Element | C | Cr | Mn | Ni | P | S | Si |
| SS 321 | 0.08 max. | 17.0 – 19.0 | 2.00 max. | 9.0-12.0 | 0.045 max. | 0.03 max. | 0.75 max. |
| SS 321H | 0.04 – 0.10 | 17.0 – 19.0 | 2.00 max. | 9.0-12.0 | 0.045 max. | 0.03 max. | 0.75 max. |
| HEXAGONS | ||
|---|---|---|
| Size(mm) | WT PER FEET IN KGS | WT PER MTR IN KGS |
| 16 | 0.55 | 1.79 |
| 18 | 0.69 | 2.27 |
| 20 | 0.85 | 2.80 |
| 22 | 1.03 | 3.39 |
| 25 | 1.33 | 4.38 |
| 28 | 1.67 | 5.49 |
| 30 | 1.92 | 6.30 |
| 32 | 2.19 | 7.17 |
| 36 | 2.77 | 9.07 |
| 38 | 3.08 | 10.11 |
| 40 | 3.41 | 11.20 |
| 45 | 4.32 | 14.18 |
| 50 | 5.34 | 17.50 |
| 56 | – | – |
| 60 | – | – |
| 65 | – | – |
| 70 | – | – |
| 75 | – | – |
| 80 | – | – |
| 90 | – | – |
| 100 | – | – |
SS 321H Hex Bars/Rods are highly resistant to oxidation and intergranular corrosion due to titanium stabilization, making them ideal for high-temperature environments. They offer excellent strength, durability, and resistance to sulfur compounds, ensuring reliability in extreme conditions.
SS 321H Hex Bars/Rods are commonly used in aerospace, chemical processing, power generation, petrochemical, and pharmaceutical industries. They are ideal for high-temperature applications such as heat exchangers, pressure vessels, exhaust systems, and furnace components due to their excellent corrosion resistance.
SS 321H Hex Bars/Rods can be welded easily, thanks to their titanium stabilization, which prevents sensitization and intergranular corrosion. However, it's essential to use low-carbon filler materials to maintain the material's properties and prevent carbide precipitation. Pre-heating and post-weld heat treatment may be required for optimal results.
These Stainless Steel 321H Hex Bars and Rods find extensive use in industries that demand materials capable of withstanding high temperatures and corrosion. They are particularly well-suited for furnace parts, heat exchangers, chemical processing equipment, pressure vessels, and marine components. Their enhanced thermal stability and resistance to stress corrosion make them ideal for aerospace, power generation, and petrochemical applications. Furthermore, 321H hex bars and rods are utilized in structural and mechanical components that are exposed to high heat or cyclic stress. The blend of toughness, durability, and reliability makes them a go-to choice for many demanding environments.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Starc Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Canberra, Australia
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