Kyaw Stainless stands out as a leading manufacturer of Stainless Steel 347 Tubing in Naypyidaw, Myanmar. They’re well-known for producing top-notch stainless steel tubing that meets international standards. With a strong emphasis on innovation, durability, and keeping customers happy, the company specializes in 347 stainless steel tubing, which is renowned for its impressive resistance to corrosion and oxidation. Kyaw Stainless employs cutting-edge production methods and rigorous quality controls to guarantee precision and consistency in every piece they create. Their Stainless Steel 347 Tubing is highly regarded across various industries for its exceptional performance in high-temperature and corrosive settings, showcasing the company’s dedication to excellence and reliability.
Located in Naypyidaw, Myanmar, Kyaw Stainless manufactures tubing primarily made from iron, chromium (17–19%), nickel (9–13%), and niobium, which helps stabilize the steel against carbide precipitation. This unique blend gives it remarkable resistance to intergranular corrosion and high-temperature oxidation. On the mechanical side, Stainless Steel 347 boasts a tensile strength of around 515 MPa and good creep strength at elevated temperatures. It also maintains excellent toughness and weldability, making it perfect for applications that demand both mechanical strength and resilience in tough conditions.
| Specifications | : | ASTM A/ASME SA249/A269/A270 |
| Dimensions | : | ASTM, ASME, and API |
| SS 304H Tubes Size | : | 1/8″NB TO 30″NB IN |
| Thickness | : | 1mm to 20mm, SCH 5/5S, 10/10S, 20/20S, 40/40S, 80/80S, 120/120S, 160/160S as per ANSI B36.19/36.10 |
| Finish | : | BA Finish inside and outside, Electropolished finish inside and outside |
| Type | : | Electropolished Pipes & Tubes |
| Form | : | Round, Square, Rectangular, Hydraulic Etc |
| Length | : | Up to 6 meters, custom cut lengths |
| Grade | C | Mn | Si | P | S | Cr | Cb | Ni | Fe |
| SS 347 | 0.08 max | 2.0 max | 1.0 max | 0.045 max | 0.030 max | 17.00 – 20.00 | 10xC – 1.10 | 9.00 – 13.00 | 62.74 min |
| 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 % |
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Stainless Steel 347 Tubing has widespread applications in petrochemical, power generation, oil & gas, and aerospace industries because of its strength at high temperatures and resistance to oxidation. It is suited for use in heat exchangers, tubes in boilers, furnace parts, and superheater tubes. It is also utilized in chemical processing, food processing, and pharmaceutical industries where superior corrosion and longevity are imperative. Its tolerance for thermal cycling is a choice that is appealing in harsh industrial applications.
Excellent corrosion resistance, Stainless Steel 347 Seamless Tubing is known for its uniformity and strength. It typically comes in sizes ranging from 6mm to 350mm in diameter and lengths of up to 6 meters. Ideal for applications requiring high pressure and corrosive resistance.
Superior resistance to chloride-induced stress corrosion cracking. Available in sizes from 10mm to 150mm in diameter and standard lengths of 6 meters. It is often used in industrial and chemical processing applications where weld strength is critical.
Outstanding corrosion resistance, Stainless Steel 347 Heat Exchanger Tubes are used in demanding environments. Sizes typically range from 6mm to 50mm in diameter, with wall thickness varying from 1mm to 3mm. These tubes are designed for high temperature and pressure conditions.
Excellent resistance to corrosion and is ideal for precise measurement systems. Common sizes include 1/8″ to 1/2″ in diameter and lengths up to 6 meters. It is suitable for high-pressure applications and harsh environments.
Superior resistance to both oxidation and corrosion, Stainless Steel 347 Boiler Tubes are used in high-pressure steam applications. Sizes typically range from 25mm to 100mm in diameter, with lengths of up to 6 meters. They are essential for maintaining efficiency in boiler systems.
Excellent resistance to corrosive fluids and are commonly used in heat exchangers. Standard sizes range from 10mm to 100mm in diameter with various lengths. They are designed to handle thermal expansion and contraction in dynamic environments.
Used in marine and power generation applications, offering exceptional resistance to seawater and acidic environments. Sizes typically range from 10mm to 50mm in diameter and lengths up to 6 meters, providing durability and efficiency.
Designed for enhanced heat transfer and corrosion resistance in air-cooled heat exchangers. They are available in various diameters, commonly 25mm to 50mm, with fin lengths customizable to specific requirements, ensuring effective cooling in challenging environments.
As a trusted name in the industry, Kyaw Stainless provides Stainless Steel 347 Tubing that finds extensive use in sectors like chemical processing, power generation, petroleum refining, and aerospace. This tubing is particularly well-suited for heat exchangers, boiler tubes, exhaust manifolds, and furnace components, thanks to its outstanding high-temperature performance. Its ability to resist corrosive agents and oxidation makes it ideal for environments that involve acidic or thermal exposure. Kyaw Stainless is committed to ensuring that every product delivers a long service life, high reliability, and efficiency for even the most demanding industrial and engineering applications.







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