High Frequency Welding ASTM A312 TP347H Fin Tube 11Cr For Furnace Boiler
High Frequency Welding ASTM A312 TP347H Fin Tube , 11Cr For Furnace , Boiler
ASTM A312 TP347H High Frequency Welding Fin Tube is a high-performance heat transfer component. It combines the high-temperature capabilities of TP347H stainless steel with the cost-effectiveness of carbon steel.
TP347H Stainless Steel: Provides high-temperature strength and corrosion resistance. Stabilized with niobium for enhanced durability. High-Frequency Welding ensures strong fin attachment, optimizing thermal efficiency. Good resistance to oxidation and thermal stress in high-temperature environments. Capable of withstanding thermal cycling and high-pressure conditions.
Chemical Composition:
| Grade | Cr | Ni | Nb |
| TP347H | 17.0-19.0% | 9.0-13.0% max | Stabilizing element |
Mechanical Properties:
| Grade | Tensile Strength | Yield Strength | Elongation | Hardness |
| TP347H | ≥ 205 MPa (30 ksi) | ≥ 515 MPa (75 ksi) | ≥ 35% in 50 mm | Typically ≤ 90 HRB |
Applications:
1. Heat Exchangers:Widely used in chemical and petrochemical plants, these tubes facilitate efficient heat transfer between fluids.
2. Boilers:Employed in steam generation systems and industrial boilers.
3. Power Generation:Used in nuclear, coal, and gas power plants for heat recovery and cooling systems.
4. Marine Applications:Employed in shipbuilding and offshore platforms for heat exchangers and cooling systems.
5. Oil and Gas Industry:Found in heat exchangers, separators, and other equipment used in upstream and downstream operations.
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