ASTM A312 TP304 HF Welding Fin Tubes With SS304 Fins Tubos Aletados
| Attribute | Value |
|---|---|
| Product | Fin Tubes or Finned Tube |
| Type | High Frequency Welding Finned Tubes |
| Standard | ASTM A312 |
| Material | Stainless Steel TP304 Base Tubes and Fins |
| Use | Heat Exchanger / Boiler / Furnaces / Condensers / Evaporators, etc |
| Packing | Ply-wooden Case With Iron Frame |
ASTM A312 TP304 HF Welding Fin Tubes With SS304 Fins, Tubos Aletados
High frequency welding fin tubes are specialized tubes that are manufactured using a high frequency welding process. This technique involves using high-frequency electrical currents to heat the edges of the metal, allowing them to be fused together without the need for additional filler materials. The resulting fin tubes typically have fins attached to their surface, which enhance their heat transfer capabilities. The general materials of base tubes and of fins about the HF welding finned tube are carbon steel, alloy, stainless steel, etc.
This page discusses ASTM A312 stainless steel TP304 HF welding finned tubes with TP304 fins.
ASTM A312 This specification covers seamless, straight-seam welded, and heavily cold worked welded austenitic stainless steel pipe intended for high-temperature and general corrosive service.
| Grade | C | Mn | P | S | Si | Cr | Ni |
|---|---|---|---|---|---|---|---|
| TP304 | 0.08 | 2.00 | 0.045 | 0.03 | 1.00 | 18.0-20.0 | 8.0-11.0 |
| Grade | Tensile Strength,min | Yield Strength (0.2%Offset,min) |
|---|---|---|
| TP304 | 75ksi (515 MPa) | 30ksi (205 MPa) |
- Because of the high welding speed and strong self cooling effect, the heat affected zone is small and oxidation is not easy to occur. Therefore, the microstructure and properties of the weld are very good
- Corrosion resistance, wear resistance, low contact thermal resistance, high stability, anti ash ability
- The heat exchange area is large
- Reduce the installation space of the required heat transfer surface and at the same time, it has high reliability
- The pressure drop on the tube side is reduced and the operation cost is reduced
- The stiffness and seismic performance of steel pipe are improved
- Reduce heat transfer and metal flow
| Type | Description | Base tube O.D. (mm) | Fin pitch | Fin height | Fin thick |
|---|---|---|---|---|---|
| Embedded | G-type fin tube | 16-63 | 2.1~5 | <17 | ~0.4 |
| Extruded | Single metal / Combined metal | 8-51 | 1.6~10 | <17 | 0.2-0.4 |
| Low fin tube / T-type fin tube | 10-38 | 0.6~2 | <1.6 | ~0.3 | |
| Bamboo tube corrugated tube | 16-51 | 8.0~30 | <2.5 | ~0.3 | |
| Wound | L / KL / LL type fin tube | 16-63 | 2.1~5 | <17 | ~0.4 |
| String | String fin tube | 25-38 | 2.1-3.5 | <20 | 0.2-0.5 |
| U-type | U-type fin tube | 16-38 | / | / | / |
| Welding | HF-welding fin tube | 16-219 | 3~25 | 5~30 | 0.8-3 |
| H / HH type fin tube | 25-63 | 8~30 | <200 | 1.5-3.5 | |
| Studed fin tube | 25-219 | 8~30 | 5~35 | φ5-20 |
- Steam Coils
- Heat Exchanger
- Boiler
- Furnaces
- Condensers
- Evaporators
- Air Coolers / Oil Coolers / Hydrogen Coolers / Generator Coolers
- Waste Heat Recovery
- Driers
- Heat Pipe Technology, etc.
YUHONG Group have sold fin tubes in more than 80 countries and have many export experiences. We can do many projects: heat exchanger / boiler projects, marine projects, condenser, air cooler, oil & gas projects etc. Finned tubes / Fin tubes are our main competitive products, we are leader Chinese manufacturer of fin tubes.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.