Anucha Metals, a reputable manufacturer and supplier located in Bangkok, Thailand, specializes in high-quality Stainless Steel 321H Square Bars and Rods. These bars are expertly crafted to endure high-temperature conditions, making them perfect for tough industrial applications. With outstanding resistance to intergranular corrosion and impressive mechanical strength, Stainless Steel 321H Square Bars and Rods are a dependable choice for long-term use. Anucha Metals adheres to strict quality standards, ensuring precision finishing and compliance with international specifications, which makes them a go-to option for industries around the globe looking for durable and high-performance stainless steel products.
The composition of Stainless Steel 321H Square Bars and Rods primarily includes iron, chromium, and nickel, with titanium added for stabilization. They typically contain about 17–19% chromium, 9–12% nickel, and a higher carbon content than the 321 grade, enhancing their high-temperature strength. Their mechanical properties boast excellent tensile strength, yield strength, and good creep resistance at elevated temperatures. These rods are built to last, offering durability, toughness, and oxidation resistance, ensuring they perform well under stress. Their strong composition and mechanical characteristics make them ideal for thermal and structural applications across a variety of industries.
Stainless Steel 321H Square Bars Specification :
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 321H | 0.04 – 0.10 | 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 | ||||
| 321H | 515 | 205 | 40 | 95 | 217 |
| STANDARD | WERKSTOFF NR. | UNS |
| SS 321H | 1.4438 | S32109 |
| 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 | – | – |
Yes, Stainless Steel 321H Square Bars are highly corrosion-resistant due to the addition of titanium, which helps prevent sensitization in high-temperature environments. They are ideal for applications in corrosive environments, offering excellent durability.
Stainless Steel 321H Square Rods offer excellent resistance to high-temperature oxidation, excellent weldability, and exceptional strength at elevated temperatures. They are ideal for applications in the chemical, petrochemical, and power generation industries.
Yes, Stainless Steel 321H Square Bars can be customized in size and length to meet specific requirements. Customization options are available based on customer needs for various applications.
Stainless Steel 321H Square Bars and Rods find extensive use in applications that demand high-temperature strength and oxidation resistance. They’re commonly utilized in chemical processing equipment, petroleum refining, power generation plants, and heat exchangers. Their durability makes them perfect for boiler components, pressure vessels, and expansion joints. Additionally, they play a vital role in aerospace, marine, and food processing industries where high strength and corrosion resistance are crucial. With their remarkable mechanical and thermal properties, these bars and rods deliver reliable performance in both critical and heavy-duty applications.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Anucha Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Bangkok, Thailand
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