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| Brand Name: | Yuhong |
| Model Number: | ASTM A312, TP347H |
| MOQ: | 100KGS |
| Payment Terms: | L/C, T/T |
| Attribute | Value |
|---|---|
| Material | TP347H |
| Fin Mat. | Stainless Steel |
| Fin Thk. | 1.54mm |
| Base Tube Test | HT, ET |
| Fin Tube Test | Size Inspection |
| Application | Economizer |
The High-Frequency Welding Spiral Fin Tube (ASTM A312 TP347H Stainless Steel) is a crucial component for improving the efficiency of economizer systems. Its combination of high heat transfer efficiency, durability, and resistance to high temperatures and corrosion makes it ideal for use in power plants, chemical industries, and other heat recovery applications. The spiral fin design further enhances its performance by increasing the surface area available for heat exchange, ensuring optimal thermal efficiency.
| Content (%) | Carbon | Manganese | Phosphorus | Sulfur | Silicon | Chromium | Nickel | Molybdenum | Niobium |
|---|---|---|---|---|---|---|---|---|---|
| Element | ≤ 0.04% | 1.00 - 2.00% | ≤ 0.045% | ≤ 0.030% | ≤ 0.75% | 17.00 - 19.00% | 9.00 - 13.00% | ≤ 0.30% | 1.00 - 1.50% |
| Property | Tensile Strength | Yield Strength | Elongation | Impact Energy | Hardness | Proof Stress |
|---|---|---|---|---|---|---|
| Value | ≥ 515 MPa | ≥ 205 MPa | ≥ 40% | ≥ 70 J (at -196°C) | ≤ 170 HB | ≥ 205 MPa |
