Sahil Metals, a prominent manufacturer and supplier located in Riyadh, Saudi Arabia, is known for its top-notch metals and engineered solutions tailored for a variety of industrial needs. They provide an extensive selection of products, including stainless steel, alloy steels, and specialty metals. One of their standout offerings is the Stainless Steel 321H Rectangular Bars, crafted to adhere to rigorous industry standards. Sahil Metals is committed to delivering exceptional material performance, prompt delivery, and personalized solutions for sectors like petrochemical, oil and gas, power generation, and heavy engineering, making them a reliable partner for industries that demand durable and high-performance stainless steel products.
The Stainless Steel 321H Rectangular Bars are a titanium-stabilized austenitic stainless steel alloy, specifically designed to prevent chromium carbide precipitation, which ensures excellent resistance to intergranular corrosion. This alloy is made up of chromium, nickel, and titanium, providing a fantastic blend of high strength, toughness, and thermal stability. It boasts impressive tensile and yield strength, good ductility, and outstanding mechanical properties even at elevated temperatures, making it perfect for applications that require long-lasting reliability under stress, heat, and corrosive conditions.
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.
These Stainless Steel 321H Rectangular Bars find their place in various applications, including chemical processing equipment, furnace parts, heat exchangers, and aerospace components. Their ability to resist oxidation, scaling, and intergranular corrosion makes them ideal for high-temperature and demanding environments. Additionally, they are utilized in structural components, mechanical parts, and shafts where durability, reliability, and a long service life are crucial. Industries such as petrochemical, power generation, and manufacturing depend on 321H rectangular bars for consistent performance and strength, even in challenging conditions.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Sahil Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Riyadh, Saudi Arabia
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