Yuhong Group Co.,Ltd
Yuhong Holding Group Co.,LTD
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What is T22 Alloy Steel Seamless Tube ?
T22 alloy tube is a type of seamless alloy steel tube. It is primarily made from chromium, molybdenum, and carbon, which gives it excellent mechanical properties and high temperature resistance.
T22 alloy tube is commonly used in various industries, including power generation, petrochemical, and refineries, where it is utilized in heat-exchanger tubes, boiler tubes, and superheater tubes. It is known for its ability to withstand high temperatures and pressures, making it suitable for applications in high-temperature environments.
The T22 alloy tube exhibits good corrosion resistance and is capable of withstanding oxidation and sulfidation at elevated temperatures. It also possesses excellent tensile strength and toughness, making it reliable and durable in demanding operating conditions.
With its remarkable properties, T22 alloy tube offers efficient heat transfer and plays a crucial role in maintaining the integrity and efficiency of industrial processes. It is manufactured according to international standards such as ASTM A213 and is available in various sizes and dimensions to cater to specific project requirements.
Overall, T22 alloy tube is a reliable and versatile material that provides excellent performance in high-temperature applications, making it a popular choice for a wide range of industries.
Chemical Composition of SA213 T22
| C, % | Mn, % | P, % | S, % | Si, % | Cr, % | Mo, % |
| 0.05-0.15 | 0.30-0.60 | 0.025 max | 0.025 max | 0.50 max | 1.90-2.60 | 0.87-1.13 |
Mechanical Property of SA213 T22
| Tensile Strength , MPa | Yield Strength, MPa | Elongation, % | Hardness, HB |
| 415 min | 220 min | 30 min | 163 max |
Tolerence of of SA213 T22 Seamless Tube
| Outside Diameter | OD Tolerance | WT Tolerance | Ovality Tolerance | Cut Length Tolerance |
| OD≤ 12, 7 mm | ± 0, 13 mm | ± 15 % | – | + 3, 18 mm, – 0 mm |
| 12, 7 mm < OD ≤ 38, 1 mm | ± 0, 13 mm | ± 10 % | max, 1, 65 mm | + 3, 18 mm, – 0 mm |
| 38, 1 mm < OD ≤ 88, 9 mm | ± 0, 25 mm | ± 10 % | max, 2, 41 mm | + 4, 76 mm, – 0 mm |
SA213 T22 Tube Application
Boilers and Superheaters in power plants
Heat exchangers in refineries and petrochemical plants
Steam piping systems
Pressure vessels operating at high temperatures
