Nimish Metal, your trusted partner in Safat, Kuwait, is proud to supply high-quality Stainless Steel 321 Hex Bars and Rods, engineered for demanding environments. We understand that your projects require materials you can count on, which is why we focus on providing products known for their exceptional strength and reliability. Whether you’re in construction, manufacturing, or chemical processing, our 321 grade stainless steel offers the performance needed to ensure longevity and safety, backed by our commitment to consistent quality and dependable service right here in Kuwait.
The strength of Stainless Steel 321 comes from its thoughtful composition, which includes chromium and nickel for excellent corrosion resistance. A key feature is the addition of titanium, which provides outstanding stability against carbide precipitation when exposed to high temperatures. This results in a material that maintains its integrity and strength even under sustained heat, making these hex bars and rods exceptionally durable. They offer a robust combination of toughness and formability, perfect for components that must perform reliably in challenging conditions.
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. |
| Element | Density | Melting Range,℃ | Tensile Strength | Yield Strength | Elongation | Hardness (Brinell) |
| SS 321 | 8 | 1454 ℃ | 515 | 205 | 40 | 217 |
| 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 321 hex bars/rods are highly suitable for high-temperature applications due to their excellent resistance to oxidation and scaling, particularly in environments above 900°C. The addition of titanium stabilizes the material, preventing carbide precipitation, and enhancing its resistance to intergranular corrosion, making it ideal for aerospace and industrial applications.
SS 321 hex bars/rods are commonly used in industries requiring high-temperature resistance, such as aerospace, chemical processing, and power generation. Applications include exhaust systems, heat exchangers, furnace components, and reactors. Their resistance to corrosion, oxidation, and scaling makes them ideal for environments with elevated temperatures and aggressive conditions.
SS 321 hex bars/rods can be welded easily, but special care is needed to prevent carbide precipitation. Preheating and post-weld heat treatment are recommended to avoid weld embrittlement. Using titanium-stabilized filler metals helps maintain the alloy’s resistance to intergranular corrosion, ensuring weld integrity in high-temperature applications.
You’ll find Stainless Steel 321 Hex Bars and Rods are the go-to choice for a wide array of critical applications, particularly where heat is a major factor. They are ideally suited for manufacturing exhaust systems, pressure vessels, and heat exchangers. In industries like chemical processing and petrochemical refining, these components are essential for their ability to withstand corrosive elements and thermal stress. From aircraft engine parts to high-temperature fasteners, this versatile material provides the dependable performance needed for projects where failure is not an option.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Nimish Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Safat, Kuwait
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