Kanish Metals stands out as a trusted and established manufacturer and supplier of Stainless Steel 321 Square Bars and Rods right here in Dubai, UAE. We’re committed to providing top-notch stainless steel products that adhere to the highest quality standards, catering to a diverse array of industrial applications. Our SS 321 square bars and rods are celebrated for their remarkable resistance to heat, oxidation, and intergranular corrosion. Crafted with cutting-edge technology and rigorous quality control, these products are perfect for high-temperature settings. At Kanish Metals, we pride ourselves on timely deliveries, competitive pricing, and tailored solutions to meet the unique needs of our clients across various industries.
Stainless Steel 321 is a titanium-stabilized austenitic alloy that contains about 17–19% chromium, 9–12% nickel, and titanium levels that are at least five times higher than the carbon content. This specific composition boosts its resistance to intergranular corrosion, particularly after welding. On the mechanical side, SS 321 boasts a minimum tensile strength of 515 MPa, a yield strength of 205 MPa, an elongation of 40%, and a maximum Brinell hardness of 217 HB. These characteristics make SS 321 square bars and rods ideal for high-temperature and stress-bearing applications in challenging environments.
Dimensions : ASTM, ASME
Standard : ASTM / ASME SA A582, A276, A564, ASTM A484, 484M
Surface : hrap, hot rolled pickled or sand blasting finished, cold drawn, polished, hairline
Size : Tolerance: H8, H9, H10, H11, H12, H13K9, K10, K11, K12
| 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. |
| Grade | Tensile Str (MPa) min | Yield Str 0.2% Proof (MPa) min | Elong (% in 50mm) min | Hardness | |
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| 321 | 515 | 205 | 40 | 95 | 217 |
| STANDARD | WERKSTOFF NR. | UNS |
| SS 321 | 1.4541 | S32100 |
| SQUARES | ||
|---|---|---|
| Size(mm) | WT PER FEET IN KGS | WT PER MTR IN KGS |
| 16 | 0.62 | 2.05 |
| 18 | 0.79 | 2.59 |
| 20 | 0.76 | 2.49 |
| 22 | 1.18 | 3.87 |
| 25 | 1.52 | 5.00 |
| 28 | 1.91 | 6.27 |
| 30 | 2.19 | 7.20 |
| 32 | 2.50 | 8.19 |
| 36 | 3.16 | 10.37 |
| 38 | 3.52 | 11.55 |
| 40 | 3.90 | 12.80 |
| 45 | 4.94 | 16.20 |
| 50 | 6.10 | 20.00 |
| 56 | 7.65 | 25.08 |
| 60 | – | – |
| 65 | – | – |
| 70 | – | – |
| 75 | – | – |
| 80 | – | – |
| 90 | – | – |
| 100 | – | – |
Stainless Steel 321 Square Bars are available in a range of sizes, typically from ¼" to 12" in width. Common finishes include mill finish, polished, and cold drawn.
Yes, Stainless Steel 321 Square Rods can be welded using most standard welding techniques. However, post-weld heat treatment may be required to maintain its properties and prevent sensitization.
Stainless Steel 321 Square Bars are generally non-magnetic in their annealed condition. However, they may exhibit slight magnetic properties if cold-worked.
You’ll find Stainless Steel 321 Square Bars and Rods utilized across various industries where high-temperature resistance and structural integrity are crucial. In the aerospace field, they’re perfect for engine components, exhaust manifolds, and thermal shields. In the chemical and petrochemical sectors, they’re employed in heat exchangers, reactors, and processing equipment that face corrosive conditions. These bars are also frequently used in refinery equipment, furnace parts, and boiler components. Their durability and capacity to endure thermal cycling make them a great choice for long-term applications in power plants, marine settings, and high-temperature processing systems.






We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Kanish Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Dubai, UAE
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