Welcome to Junaid Metals, your trusted partner in Manama, Bahrain, for exceptional stainless steel solutions. We take pride in manufacturing and supplying premium Stainless Steel 321H Rectangular Bars, engineered to meet the most demanding industrial challenges. Our commitment to quality ensures that you receive a product built for longevity and superior performance, backed by our local expertise and reliable service, making us the preferred choice for industries across the region and beyond.
Stainless Steel 321H is distinguished by its titanium-stabilized composition, which provides excellent resistance to intergranular corrosion following exposure to high temperatures. This grade also boasts impressive mechanical properties, including high tensile strength and exceptional creep resistance, allowing it to maintain its structural integrity even under sustained stress and elevated temperatures, making it a robust choice for critical applications.
Standard : 321H / 1.4878
Range : 3.17mm to 350mm dia
Designation : ASTM A276, ASME SA276
Finish : Bright, Black, Polish
Thickness: 4.0mm – 100mm
Type: 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 % |
| Standard | SS 321H |
| UNS | S32109 |
| WERKSTOFF NR. / DIN | 1.4878 |
Choose Stainless Steel 321H Rectangular Bars based on their excellent high-temperature resistance and resistance to carbide precipitation in welding applications. Consider mechanical strength, corrosion resistance, and desired thermal stability for specific use cases.
Stainless Steel 321H Rectangular Bars generally do not require corrosion protection coatings due to their inherent corrosion resistance. However, coatings can be applied for enhanced protection in aggressive environments or specific applications.
Yes, Stainless Steel 321H Rectangular Bars can be welded, offering excellent weldability. However, using appropriate filler materials and controlling heat input is essential to prevent carbide precipitation and maintain corrosion resistance.
The unique strength of our Stainless Steel 321H Rectangular Bars makes them perfectly suited for high-temperature environments. You’ll commonly find them playing a vital role in components for fossil fuel and nuclear power plants, such as heat exchangers and boiler panels. They are also extensively used in constructing industrial furnaces, aircraft exhaust systems, and chemical processing equipment, where their ability to withstand intense heat and corrosive elements is absolutely essential for safety and longevity.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Junaid Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Manama, Bahrain
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