Sadiki Metals stands out as a top-notch manufacturer and supplier of **Stainless Steel 321H Bars and Rods** in Kinshasa, Congo. They pride themselves on delivering high-quality products that are built to resist corrosion, withstand high temperatures, and last over time. These bars and rods are made from austenitic stainless steel that’s stabilized with titanium, which helps prevent carbide precipitation during welding and boosts resistance to intergranular corrosion. With a focus on precision manufacturing and strict quality control, Sadiki Metals ensures that their products meet international standards. You’ll find **Stainless Steel 321H Bars and Rods** in various industries, including chemical, petrochemical, power generation, and other industrial applications, where they deliver reliable performance and structural integrity even in tough conditions.
When it comes to composition, **Stainless Steel 321H Bars and Rods** contain chromium (17–19%), nickel (9–13%), titanium (as a stabilizer), carbon (0.08–0.10%), along with manganese, silicon, phosphorus, and sulfur. The titanium stabilization is key, as it prevents carbide precipitation and provides excellent resistance to intergranular corrosion while keeping mechanical strength intact at high temperatures. These austenitic bars and rods boast a tensile strength of about 515–690 MPa and a yield strength of around 205–275 MPa, along with good elongation, toughness, and stability at elevated temperatures. Their corrosion resistance and ease of welding make them perfect for demanding industrial uses.
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Standards |
ASTM A276, A479, A582, GB4226-84, GB/T1220-2007, JISG4311-91, JIS G4318-98, EN 10095-99, GB4226-84, EN10088-3-2005, JIS G4303-2005, etc |
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Stainless Steel Round Bar type |
ASTM A276 321h stainless steel round bars |
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Range |
Range – 3.17mm to 350mm dia |
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Technique |
Forged/Hot Rolled/Cold Drawn/Peeled |
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Diameter |
2.0-400mm |
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Surface |
bright round bar, pickled round bar, black round bar |
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Length |
3000mm, 6000mm or according to the customer’s requirement. |
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Type |
Round bar, rod, square bar, flat bar, hexagon bar, angle bar, channel bar, threaded bar |
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Package Details |
Standard seaworthy package(wooden boxes package,pvc package, or other package) |
| Grade | C | Mn | Si | P | S | Cr | Ti | Ni | N |
| SS 321h | 0.04 – 0.10 max | 2 max | 0.75 max | 0.045 max | 0.03 max | 17 – 19 | 4xC min 0.60% max | 9 – 12 | 0.10 max |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 8.0 g/cm3 | 1454 °C (2650 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 35 % |
| STANDARD | WERKSTOFF NR. | UNS | JIS | BS | GOST | AFNOR | EN |
| SS 321h | 1.4541 | S32109 | SUS 321h | – | – | – | X6CrNiTi18-10 |
Stainless Steel 321H is a high-carbon version of 321 stainless steel. The higher carbon content in 321H improves its high-temperature strength, making it ideal for use in environments with temperatures over 800°C (1472°F). While both offer excellent resistance to oxidation and corrosion, 321H is particularly suited for applications with higher thermal stresses.
Stainless Steel 321H Bars and Rods are commonly used in industries such as aerospace, chemical processing, power generation, and marine environments. They are ideal for high-temperature applications such as heat exchangers, reactor cores, and furnace parts.
Yes, Stainless Steel 321H Bars and Rods can be welded effectively. The addition of titanium in the alloy reduces the risk of carbide precipitation during welding, making them suitable for high-temperature applications where welding is required.
You’ll find **Stainless Steel 321H Bars and Rods** in a variety of applications, such as **boilers, heat exchangers, chemical processing equipment, petrochemical plants, power generation machinery, and components for industrial furnaces**. Their exceptional high-temperature strength and resistance to intergranular corrosion make them a great choice for welded assemblies, structural components, and equipment that face thermal cycling and harsh chemicals. These bars and rods are also utilized in refineries, offshore platforms, and industrial machinery where reliability and long-lasting durability are essential.






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