Tun Pipes, based in the heart of Naypyidaw, Myanmar, stands as your dedicated partner for robust industrial solutions. We specialize in providing high-grade Hastelloy welded pipes, meticulously crafted to meet the demanding challenges of modern industry. Our commitment is to the highest standards of quality and reliability, ensuring that every length of pipe we supply is built to perform under extreme conditions. We are more than just a supplier; we are a vital link in our clients’ success, delivering products that ensure durability and peace of mind in even the most aggressive environments.
Hastelloy alloys are renowned for their exceptional composition, primarily based on nickel with significant additions of chromium and molybdenum. This unique blend grants our welded pipes outstanding mechanical properties, including superior tensile strength and excellent creep resistance at high temperatures. They maintain remarkable toughness and ductility, allowing them to be fabricated and welded into complex systems without compromising their integrity. This combination of strength and formability makes them uniquely suited for handling intense pressure and thermal stress, ensuring long-lasting performance where other materials would fail.
Hastelloy Welded Pipes : ASTM B619 , ASME SB619 / ASTM B626, ASME SB626
Pipe Size : Seamless 1/2″ – 10″ , Welded 1/2″ – 48″.
Schedule : SSCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS
Type : Seamless / ERW / Welded / Fabricated Pipes
Form : Round Pipes/Tubes, Square Pipes/Tubes, Rectangular Pipe/Tubes, Coiled Tubes, “U” Shape, Pan Cake Coils, Hydraulic Tubes
Length : Single Random, Double Random & Required Length
End : Plain End, Beveled End, Treaded
End Protection : Plastic Caps
Inspection, Test Reports : Mill Test Certificates, EN 10204 3.1, Chemical Reports, Mechanical Reports, PMI Test Reports, Visual Inspection Reports, Third Party Inspection Reports, NABL Approved Lab Reports, Destructive Test Report, Non Destructive Test Reports
Packing : Packed in Wooden Boxes, Plastic Bags, Steel Strips Bundled, or as per Customers Requests
Specials : Sizes and Specifications other than above can be manufactured on request
| Grade | Ni | C | Mo | Mn | Si | Fe | P | S | Co | Cr | W | V |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Hastelloy C22 | Balance | 0.010 max | 12.5-14.5 | 0.50 max | 0.08 max | 2-6 | 0.02 max | 0.02 max | 2.5 max | 20-22.5 | 2.5-3.5 | 0.35 max |
| Hastelloy C276 | Balance | 0.01 max | 15–17 | 1.0 max | 0.08 max | 4–7 | 0.04 max | 0.03 max | 2.5 max | 14.5–16.5 | 3–4.5 | 0.35 max |
| Grade | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
|---|---|---|---|---|---|
| Hastelloy C22 | 8.69 g/cm3 | 1399 °C (2550 °F) | Psi – 1,00,000, MPa – 690 | Psi – 45000, MPa – 310 | 45 % |
| Hastelloy C276 | 8.89 g/cm3 | 1370 °C (2500 °F) | Psi – 1,15,000 , MPa – 790 | Psi – 52,000 , MPa – 355 | 40 % |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Choose Hastelloy Welded Pipes from Tun Pipes and Tubes for their exceptional corrosion resistance, high strength, and durability. These pipes are ideal for marine, chemical, and offshore applications, offering long-lasting performance and superior reliability.
Tun Pipes and Tubes is the largest supplier of Hastelloy Welded Pipes in Naypyidaw, Myanmar, providing top-quality, corrosion-resistant pipes and tubing ideal for marine, industrial, and chemical applications, with reliable delivery and excellent customer service.
| STANDARD | UNS | WNR. | EN | JIS | GOST | OR |
|---|---|---|---|---|---|---|
| Hastelloy C22 | N06022 | 2.4602 | NiCr21Mo14W | NW 6022 | – | – |
| Hastelloy C276 | N10276 | 2.4819 | NiMo16Cr15W | NW 0276 | ХН65МВУ | ЭП760 |
Yes, custom sizes are available for Hastelloy Welded Pipes to meet specific project requirements. These pipes can be tailored for various industrial applications. For more details, contact us at sales@tunpipes.com.
Hastelloy Welded Pipes find extensive use in industries where corrosion resistance and mechanical reliability are crucial. In chemical and petrochemical plants, they are perfect for managing aggressive fluids, acids, and chlorides in reactors, heat exchangers, and piping systems. The pharmaceutical and biotech industries rely on them for sanitary process piping due to their cleanability and resistance to corrosion. In marine applications, they are utilized for seawater handling, ensuring durability and reliability in challenging environments.
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