HF Welding Fin Tubes of Material ASME SA106 Gr. B Carbon Steel Tubos Aletados
| Attribute | Value |
|---|---|
| Product | Fin Tubes or Finned Tube |
| Type | High Frequency Welding Finned Tubes |
| Standard | ASME SA106 |
| Material | Gr. B Base pipes and CS Fins |
| Length | According to clients' need |
| Size and details | According to clients' need |
| Use | Heat Exchanger / Boiler / Furnaces / Condensers / Evaporators, etc |
| Packing | Ply-wooden Case With Iron Frame |
HF Welding Fin Tubes of Material ASME SA106 Gr. B Carbon Steel, 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 general materials of base tubes and of fins about the HF welding finned tube are carbon steel, alloy, stainless steel, etc. The bare pipe is a carbon steel pipe SA106 Gr.B, which is cheap but will rust over time, but generally does not affect the use in conventional environments.
This page discusses ASME SA106 Gr. B carbon steel HF welding finned tubes with carbon steel fins.
ASME SA106 This specification covers seamless carbon steel pipe for high-temperature service in NPS 1⁄8 to NPS 48 [DN 6 to DN 1200] inclusive, with nominal (average) wall thickness as given in ASME B36.10M.
| Grade | C | Mn | P | S | Si | Cr | Cu | Mo | Ni | V |
|---|---|---|---|---|---|---|---|---|---|---|
| Gr. B | 0.30 | 0.29-1.06 | 0.035 | 0.035 | 0.10 | 0.40 | 0.40 | 0.15 | 0.40 | 0.08 |
| Grade | Tensile Strength, min | Yield Strength (0.2% Offset, min) |
|---|---|---|
| Gr.B | 60ksi (415 MPa) | 35ksi (240 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
- The heat exchange area is large, reduce heat transfer and metal flow
- Corrosion resistance, wear resistance, low contact thermal resistance, high stability, anti ash ability
- 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
| Type | Description | Fin specification (mm) | |||
|---|---|---|---|---|---|
| O.D. | 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 | |
- Boiler
- Furnaces
- Driers
- Condensers
- Evaporators
- Steam Coils
- Heat Exchanger
- Waste Heat Recovery
- Air Coolers / Oil Coolers / Hydrogen Coolers / Generator Coolers
- Heat Pipe Technology, etc.
YUHONG Group can do many projects: heat exchanger / boiler projects, marine projects, oil & gas projects etc. Finned tubes / Fin tubes are our main competitive products, we are leader Chinese manufacturer of fin tubes. Up to now, we have sold fin tubes in more than 80 countries, we have extensive pipeline expertise and export experience.
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