ASTM A213 ASME SA213 T1 T11 T12 Annealed Alloy Steel Seamless Pipe 6.35-114.3mm OD for Boiler Superheater
Hua Dong Energy Technology supplies high-quality chromium-molybdenum alloy seamless pipes and tubes manufactured to ASTM A213/ASME SA213 standards including grades T1, T11, and T12. These pipes are specifically designed for boiler and superheater applications in power generation and industrial heating systems.
Our comprehensive quality control system covers the entire manufacturing process from raw material selection to finished product delivery. Inspection points are strategically placed throughout production to ensure compliance with all specifications. We maintain traceability control and work with third-party inspection agencies including BV, SGS, DNV, ABS, MOODY, and IBR to guarantee product reliability.
| Outside Diameter (mm) | Wall Thickness Range (mm) | Weight Range (kg/m) |
|---|---|---|
| 6.35 - 25.4 | 0.508 - 3.40 | 0.081 - 2.05 |
| 31.75 - 50.8 | 0.554 - 4.03 | 0.554 - 4.03 |
| 63.5 - 114.3 | 1.949 - 9.43 | 1.949 - 9.43 |
| Grade | Tensile Strength | Yield Point | Elongation | Hardness |
|---|---|---|---|---|
| T1, T11, T22 | ≥ 415 MPa | ≥ 205 MPa | ≥ 30% | 163 HBW |
| T12 | ≥ 415 MPa | ≥ 220 MPa | ≥ 30% | 163 HBW |
| T91 | ≥ 585 MPa | ≥ 415 MPa | ≥ 20% | 250 HBW |
| T92 | ≥ 620 MPa | ≥ 440 MPa | ≥ 20% | 250 HBW |
| Outside Diameter | OD Tolerance | Wall Thickness Tolerance | Cut Length Tolerance |
|---|---|---|---|
| ≤ 12.7 mm | ± 0.13 mm | ± 15% | +3.18 mm / -0 mm |
| 12.7 - 38.1 mm | ± 0.13 mm | ± 10% | +3.18 mm / -0 mm |
| 38.1 - 88.9 mm | ± 0.25 mm | ± 10% | +4.76 mm / -0 mm |
- Petrochemical Industry
- Chemical Processing Plants
- Nuclear Power Generation
- Oil and Gas Facilities
- Research & Development
- Mega Projects & Defense Industries
- Pulp & Paper Manufacturing
- Power Plant Boilers & Superheaters
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