Boiler Pipe

Overview of Boiler Pipe
At UNIACERO, we understand the significance of boiler pipes in today’s high-demand industries. Our boiler pipes, crafted from the finest chromium molybdenum alloys, are insulated to withstand extreme temperatures and are designed for high-temperature applications. Whether you’re in the energy sector, petrochemical industries, or electric power plants, our boiler pipes guarantee unparalleled performance. Seamless in design and superior in quality, they offer unmatched pressure and temperature resistance. With their widespread use in heat exchanger pipes, tube exchanger bundles, high-pressure boilers, and more, our boiler pipes are the embodiment of reliability and efficiency. Whether you need a replacement part, a complete kit, or a specialized alloy, our catalog has a wide range of products to meet your requirements. When you choose UNIACERO, you’re not just getting a product; you’re investing in a promise of excellence, durability, and innovation.
Available Sizes of Boiler Pipe

UNIACERO’s boiler pipes come in an impressive range of sizes to cater to various industrial requirements. With an outer diameter ranging from a compact 6mm to a substantial 1240mm and a thickness spectrum of 1mm to 50mm, we’ve got you covered. Whether you’re looking for straight boiler pipes or U-shaped ones for tube exchanger bundles, our offerings are diverse. Most of our boiler pipe sizes are compact, with the majority being less than 1 1/2” (including 1/4”, 1/2”, 3/4”, 1”, and 1 1/2”). However, we also cater to larger dimensions, extending up to 4”. Every dimension is meticulously crafted, ensuring that you receive a product that fits seamlessly into your operations.
Explore our catalog to find the ideal size for your specific requirements. Whether you need compact dimensions for space constraints or larger sizes for heavy-duty applications, UNIACERO has a solution that fits.
| DN | O. D. | W. T. | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Inch | mm | SCH5S | SCH10S | SCH10 | SCH20 | SCH30 | SCH40 | SCH60 | SCH80 | SCH100 | SCH120 | SCH140 | SCH160 | Sth | XS | XXS | |
| 50 | 2″ | 60.3 | 1.65 | 2.77 | – | – | – | 3.91 | – | 5.54 | – | – | – | 8.74 | 3.91 | 5.54 | 11.07 |
| 65 | 2 1/2″ | 73 | 2.11 | 3.05 | – | – | – | 5.16 | – | 7.01 | – | – | – | 9.53 | 5.16 | 7.01 | 14.02 |
| 80 | 3″ | 88.9 | 2.11 | 3.05 | – | – | – | 5.49 | – | 7.62 | – | – | – | 11.13 | 5.49 | 7.52 | 15.24 |
| 90 | 3 1/2″ | 101.6 | 2.11 | 3.05 | – | – | – | 5.74 | – | 8.08 | – | – | – | – | 5.74 | 8.08 | – |
| 100 | 4″ | 114.3 | 2.11 | 3.05 | – | – | – | 6.02 | – | 8.58 | – | 11.13 | – | 13.49 | 6.02 | 8.56 | 17.12 |
| 125 | 5″ | 141.3 | 2.77 | 3.4 | – | – | – | 6.55 | – | 9.53 | – | 12.7 | – | 15.88 | 6.55 | 9.53 | 18.05 |
| 150 | 6″ | 168.3 | 2.77 | 3.4 | – | – | – | 7.11 | – | 10.97 | – | 14.27 | – | 18.26 | 7.11 | 10.97 | 21.95 |
| 200 | 8″ | 219.1 | 2.77 | 3.76 | – | 6.35 | 7.04 | 8.18 | 10.31 | 12.7 | 15.09 | 18.26 | 20.62 | 23.01 | 8.18 | 12.7 | 22.23 |
| 250 | 10″ | 273.1 | 3.4 | 4.19 | – | 6.35 | 7.8 | 9.27 | 12.7 | 15.09 | 18.26 | 21.44 | 25.4 | 28.58 | 9.27 | 12.7 | 25.4 |
| 300 | 12″ | 323.9 | 3.96 | 4.57 | – | 6.35 | 8.38 | 10.31 | 14.27 | 17.48 | 21.44 | 25.4 | 28.58 | 33.32 | 9.53 | 12.7 | 25.4 |
| 350 | 14″ | 355.5 | 3.96 | 4.78 | 6.35 | 7.92 | 9.53 | 11.13 | 15.09 | 19.05 | 23.83 | 27.79 | 31.75 | 35.71 | 9.53 | 12.7 | – |
| 400 | 16″ | 406.4 | 4.19 | 4.78 | 6.35 | 7.92 | 9.53 | 12.7 | 16.66 | 21.44 | 26.19 | 30.96 | 36.53 | 40.49 | 9.53 | 12.7 | – |
| 450 | 18″ | 457.2 | 4.19 | 4.78 | 6.35 | 7.92 | 11.13 | 14.27 | 19.05 | 23.83 | 39.36 | 34.93 | 39.67 | 45.24 | – | – | – |
| 500 | 20″ | 508 | 4.78 | 5.54 | 6.35 | 9.53 | 12.7 | 15.09 | 20.62 | 26.19 | 32.54 | 38.1 | 44.45 | 50.01 | – | – | – |
| 550 | 22″ | 558.8 | 4.78 | 5.54 | 6.35 | 9.53 | 12.7 | – | 22.23 | 28.58 | 34.93 | 41.28 | 47.63 | 53.98 | – | – | – |
| 600 | 24″ | 609.6 | 5.54 | 6.35 | 6.35 | 9.53 | 14.27 | 17.48 | 24.61 | 30.96 | 38.89 | 46.02 | 52.37 | 59.54 | – | – | – |
Typical Production Standards of Boiler Pipe
At UNIACERO, we pride ourselves on adhering to the highest production standards in the industry. While we will provide a comprehensive list of all the production standards applied to our boiler pipes, it’s essential to understand the rigorous processes behind them. From the initial steel-making phase to the final product, our boiler pipes undergo a series of stringent quality checks and manufacturing procedures.
The production standards include meticulous specifications and testing methods, such as alloy composition checks, barrier treatments, and thorough testing processes. Throughout the manufacturing journey, we ensure that our boiler pipes meet or exceed industry standards for carbon content, tensile strength, and corrosion resistance. The application of advanced processes, including quenching and annealing, enhances the properties and durability of our pipes. Our commitment to these standards ensures that you receive a product that’s not only compliant with international norms but also stands as a testament to UNIACERO’s dedication to excellence.
How to Select the Right Boiler Pipe
Selecting the right boiler pipe can seem daunting, but with UNIACERO by your side, it becomes a seamless experience. Begin by understanding the temperature and pressure requirements of your operations. For environments up to 842 degrees Fahrenheit, our general use/medium-pressure boiler pipes are ideal. These pipes, made from high-quality stainless steel and carefully crafted to meet specifications, ensure reliable performance. However, if you’re dealing with high-temperature and high-pressure scenarios, our high-pressure boiler pipes, known for their corrosion resistance and durability, are the way to go. These pipes are designed to withstand the most demanding industrial applications. Always consider the application – be it energy generation, steam boilers, or petrochemical processes – and match it with the pipe’s specifications. UNIACERO offers a wide range of products to suit different needs, from standard medium-pressure pipes to specialized high-pressure pipes like P91 alloy. Remember, with UNIACERO, you’re not just purchasing a product; you’re forging a partnership that prioritizes your needs and ensures you make the right choice every time.



