ASTM A213 T11 Alloy Steel Seamless Tube For Boilers And Heat Exchangers
ASTM A213 T11 Alloy Steel Seamless Tube is a seamless ferritic and austenitic alloy steel tube designed for high temperature service. It is commonly used in power plants, refineries, and other industrial applications where high temperature and pressure conditions are present. The T11 grade designation indicates the tube is made from a 1.25% chromium and 0.5% molybdenum alloy steel, which provides excellent corrosion resistance and high temperature strength. The seamless manufacturing process ensures a uniform and consistent product with tight tolerances. ASTM A213 T11 Alloy Steel Seamless Tube is available in various sizes and dimensions to meet specific project requirements.
Advantages Of ASTM A213 T11 Alloy Steel Tubes:
1. High temperature resistance: ASTM A213 T11 alloy steel seamless tube has excellent high temperature resistance, making it suitable for applications in industries such as power generation, petrochemical, and manufacturing.
2. Corrosion resistance: The alloy steel used in ASTM A213 T11 seamless tube has good corrosion resistance, ensuring the longevity and durability of the tube in harsh operating environments.
3. Superior strength: ASTM A213 T11 alloy steel seamless tube has high tensile strength and toughness, providing enhanced performance and reliability in demanding applications.
4. Versatility: ASTM A213 T11 alloy steel seamless tube can be easily fabricated and welded to suit specific requirements, making it a versatile choice for a wide range of applications.
5. Cost-effective: The long lifespan and low maintenance requirements of ASTM A213 T11 alloy steel seamless tube make it a cost-effective choice for industries looking to minimize downtime and replacement costs.
6. Wide availability: ASTM A213 T11 alloy steel seamless tube is readily available in various sizes and specifications, making it easy to source for different project requirements.
Material Grades:
| Trade Name | Grade | UNS # | Heater Tubes |
| 1 1/4 Chrome | T11 | K11597 | A213 / SA213 |
| 2 1/4 Chrome | T22 | K21590 | A213 / SA213 |
| 5 Chrome | T5 | K41545 | A213 / SA213 |
| 9 Chrome | T9 | K90941 | A213 / SA213 |
| T91 | T91 | K90901 | A213 / SA213 |
| T92 | T92 | K92460 | A213 / SA213 |
Chemical composition(%):
| Grade | C | Mn | P≤ | S≤ | Si | Cr | Mo |
| T11 | 0.05-0.15 | 0.30-0.60 | 0.025 | 0.025 | 0.50-1.00 | 1.00-1.50 | 0.44-0.65 |
| T22 | 0.05-0.16 | 0.30-0.60 | 0.025 | 0.025 | ≤0.50 | 1.90-2.60 | 0.87-1.13 |
| T5 | ≤0.15 | 0.30-0.60 | 0.025 | 0.025 | ≤0.50 | 4.00-6.00 | 0.45-0.65 |
| T9 | ≤0.15 | 0.30-0.60 | 0.025 | 0.025 | 0.25-1.00 | 8.00-10.00 | 0.90-1.10 |
| T91 | 0.08-0.12 | 0.30-0.60 | 0.020/0.010 | 0.020/0.010 | 0.02-0.50 | 8.00-9.50 | 0.85-1.05 |
| T92 | 0.07-0.13 | 0.30-0.60 | 0.020/0.010 | 0.020/0.010 | ≤0.50 | 8.50-9.50 | 0.30-0.60 |
Mechanical properties:
| Grade | Tensile strength | Yield strength | Elongation |
| T11, T22, T5, T9 | ≥415 | ≥205 | ≥30/20 |
| T91 | ≥585 | ≥415 | ≥20 |
| T92 | ≥620 | ≥440 | ≥20 |
Type:Seamless
Form:Round Pipes/Tubes, Square Pipes/Tubes, Coiled Tubes,Pan Cake Coils, Hydraulic Tubes
Length:Single Random, Double Random & Required Length
End:Plain End, Beveled End, Treaded
End Protection:Plastic Caps
Outside Coating:Black Painting, Anti-Corrosion Oil, Galvanized Finish, Finish as per customer Requirements
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.
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ASTM A213 T11 Alloy Steel Seamless Tube For Boilers And Heat Exchangers Images
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