Marzouk Steel, headquartered in Tunis, Tunisia, is a trusted manufacturer and supplier of high-quality steel products, serving industries that demand precision, durability, and performance. Among its specialized offerings is Alloy Steel T22 Tubing, engineered for high-pressure, high-temperature, and mechanically demanding applications. Manufactured using advanced technology and stringent quality control, T22 tubing provides consistent strength, dimensional accuracy, and long-term reliability. Marzouk Steel ensures that every T22 tube meets international standards, providing engineers and fabricators with a dependable material for power generation, petrochemical, and industrial systems where safety, efficiency, and performance are essential.
Alloy Steel T22 Tubing is a chromium-molybdenum (Cr-Mo) alloy steel designed for superior high-temperature strength, toughness, and creep resistance. Its chemical composition, including carbon, chromium, and molybdenum, enhances tensile and yield strength, impact resistance, and thermal stability. T22 tubing responds well to heat treatment, allowing optimization of hardness, strength, and fatigue resistance. With excellent dimensional stability and mechanical performance under high-pressure and high-temperature conditions, T22 tubing maintains structural integrity, making it ideal for demanding industrial, mechanical, and power generation applications.
| ASTM A213 T22 Specification & Standard | ASTM A213 T22, ASME SA213 T22 (with IBR Test Certificate) |
|---|---|
| SA 213 Gr T22 Specification | ASTM A213 & ASTM A209 BS/3059/ 90/ Part II/ 620 & 622 DIN/ 17175/ 13CrMo44 DIN/ 17175/ 10CrMo910 DIN/ 17175/ 15Mo3 |
| T22 Steel Tube Sch. & Swg. | 10 Swg., 12 Swg., 14 Swg., 16 Swg., 18 Swg., 20 Swg., 3.6 mm Thk |
| A213 T22 Tubing Size | 6.35 mm OD to 101.6 mm OD |
| ASTM A213 T22 Pipe Thickness | 3-12mm |
| ASME SA213 T22 Material Origin | European, Japanese, Korean, US, Russian, Indian (Strictly No Chinese Material) |
| Craft | Cold rolled and Cold drawn |
| ASTM A213 T22 Tube Type | Seamless / ERW / Welded / Fabricated |
| ASTM A213 Grade T22 Tube available in Form of | Round, Square, Rectangular, Hydraulic Etc. |
| A213 T22 Tube Tolerance | Cold drawn pipe: +/-0.1mm Cold rolled pipe: +/-0.05mm |
| ASME SA213 Gr T22 Tube Length | Standard Double & In Cut length also. |
| ASME SA213 T22 Tube End | Plain End, Beveled End, Treaded |
| ASTM A213 T22 Additional Testing | NACE MR 0175, NACE TM0177, NACE TM0284, HIC TEST, SSC TEST, H2 SERVICE, IBR, etc. |
| Specialized in |
|
| ASME SA213 Gr T22 Tube Application & uses | Seamless Ferritic Alloy Steel Tube for High-Temperature Service |
| Grade | C≤ | Mn | P≤ | S≤ | Si≤ | Mo |
|---|---|---|---|---|---|---|
| SA213 T22 Composition | 0.05~0.15 | 0.30~0.60 | 0.025 | 0.025 | 0.50~1.0 | 0.80~1.13 |
| Grade | Tensile Strength, MPa | Yield Strength, MPa | Elongation, % | Hardness, HB |
|---|---|---|---|---|
| SA213 T22 Boiler Tube | 415 min | 205 min | 30 min | 163 max |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
| 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 |
Marzouk Steel is a leading manufacturer and distributor of high-quality Alloy Steel T22 Tubing in Tunis, Tunisia. We provide premium steel materials and an extensive range of products, including Alloy Steel, Carbon Steel, Mild Steel, and Galvanized Steel. Our comprehensive inventory features Tubes, Pipes, Flanges, Pipe Fittings, Forged Fittings, Sheets, and Plates. Dedicated to timely delivery and exceptional customer service, we use only the finest raw materials to ensure outstanding performance in industrial applications with rigorous specifications. Contact us today for all your Alloy Steel T22 Tubing needs!
Alloy Steel T22 Tubing is widely used in industries that require strength, temperature resistance, and long-term reliability. It is commonly applied in boilers, heat exchangers, high-pressure pipelines, and critical components in power plants, petrochemical facilities, and industrial machinery. T22 tubing is engineered to withstand extreme temperatures, high pressures, and repeated stress cycles while maintaining structural integrity and performance. Engineers and fabricators rely on T22 tubing for critical applications where safety, efficiency, and long-term durability are essential. Its combination of toughness, thermal stability, and mechanical strength ensures dependable operation in demanding industrial systems.
Marzouk Steel is a leading manufacturer, supplier and exporter of high-quality Carbon Steel, Alloy Steel, Mild Steel and Galvanized Steel products. Our extensive product range includes Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets and Plates, catering to various industries in Tunis, Tunisia.
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