Nakamura Stainless is a reputable manufacturer and supplier based in Pulau Ujong, Singapore, known for providing top-notch stainless steel products that cater to industries working in tough environments. One of their standout offerings is the Stainless Steel 443 Tubing, which is celebrated for its remarkable corrosion resistance, impressive strength at high temperatures, and cost-effectiveness compared to more traditional stainless steels. This ferritic stainless steel tubing is built to last, offering durability, stability, and excellent weldability, making it a fantastic option for applications that need to withstand stress corrosion cracking and oxidation. Nakamura Stainless guarantees that its Stainless Steel 443 Tubing adheres to international standards, ensuring long-lasting and dependable performance across various industries.
The composition of Stainless Steel 443 Tubing primarily includes iron, with a high chromium content ranging from 21% to 23%. It’s further enhanced with small amounts of titanium and niobium, which boost its strength and resistance to intergranular corrosion. This alloy excels in resisting scaling, chloride-induced corrosion, and stress corrosion cracking. On the mechanical side, it boasts good tensile and yield strength, maintaining toughness and stability even under high temperatures. Its ferritic structure allows for lower thermal expansion and improved thermal conductivity compared to austenitic stainless steels, making it ideal for thermal applications.
| Specifications | ASTM A240, ASME SA240 |
| Standard | JIS, ASTM, AISI, GB, EN, DIN |
| Surface | 2B, 2D, BA, NO.4, NO.8, 8K, Mirror, Checkered, Embossed, Hair Line, Sand Blast, Brush, Etching |
| Finish | Cold rolled,/Hot rolled |
| Width | 1000mm-2000mm |
| Length | 1000mm-6000mm |
| Thickness | 0.40mm – 6.00mm |
| C | Si | Mn | P | S | Cr | Ni | Mo | Other |
| ≤0.030 | ≤1.00 | ≤1.00 | ≤0.040 | ≤0.015 | ≤17.5-18.5 | ——– | ———- | Ti 0.10-0.60 Nb 3*(C+0.30)-1.00 |
| Yield Rp0.2(MPa) | Tensile Rm(MPa) | Impact KV/Ku (J) | Elongation A (%) | Reduction in cross section on fracture Z (%) | As-Heat-Treated Condition | Brinell hardness (HBW) |
| 168 (≥) | 185 (≥) | 13 | 44 | 44 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 221 |
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We rigorously test Stainless Steel 443 Tubing to ensure excellent quality and performance. Our products meet international standards with certifications such as ISO 9001, ASTM compliance, and traceability. Each tube is tested for durability, corrosion resistance and accuracy, providing reliability and excellent results for a variety of applications.
This tubing offers excellent corrosion resistance and is available in sizes ranging from 1/8″ to 24″ in diameter. It’s ideal for high-pressure applications due to its seamless construction, ensuring uniform strength throughout.
Known for its superior corrosion resistance, this tubing comes in sizes from 1/8″ to 36″ in diameter. The welded joints are precisely crafted, making it suitable for various structural and fluid transport applications.
With sizes ranging from 1/8″ to 24″ in diameter, this tubing is designed to withstand high temperatures and corrosive environments. It’s commonly used in heat exchangers due to its excellent thermal conductivity and corrosion resistance.
Available in sizes from 1/8″ to 2″ in diameter, this tubing is ideal for precision instruments. It offers excellent corrosion resistance and is designed for high-pressure and high-purity applications.
These tubes are available in sizes from 1/2″ to 5″ in diameter and are specifically designed to withstand high-pressure and high-temperature conditions. They provide excellent corrosion resistance, making them suitable for boiler applications.
Offering excellent corrosion resistance, these tubes are available in various sizes and are bent into U shapes for use in heat exchangers. The precision bending ensures efficient heat transfer and minimal stress points.
This tubing comes in sizes from 1/4″ to 3″ in diameter and is designed for use in condensers. It provides excellent corrosion resistance and thermal conductivity, making it ideal for heat exchange processes.
These tubes, available in sizes from 1/4″ to 2″ in diameter, have fins attached to increase surface area for better heat transfer. They offer superior corrosion resistance and are used in various heat exchanger applications.
Stainless Steel 443 Tubing finds its place in various industries where a blend of corrosion resistance, heat resistance, and affordability is crucial. It’s commonly used in heat exchangers, boilers, automotive exhaust systems, and water heaters, thanks to its durability and resistance to oxidation. The construction and architectural sectors also make use of it for structural applications and cladding. Moreover, it’s utilized in kitchen equipment, chemical processing, and power generation systems where resistance to stress corrosion cracking and scaling at high temperatures is a must. With its cost-effective performance, Stainless Steel 443 Tubing is a reliable choice for many applications.
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