| Type: | HFW | Application: | Decoration，Construction，boiler，oil And Gas，electric |
|---|---|---|---|
| Standard: | ASTM | Package: | Standard Seaworthy Package |
| High Light: | Hfw Fin Heat Exchanger Tube， Boiler Hfw Fin Tube， GRB Carbon Steel Finned Tube | ||
ASTM A106 GR.B Carbon Steel Hfw Fin Tube For Heat Exchanger and Bolier
ASTM A106 GR.B is a specification for seamless carbon steel pipe for high-temperature service. HFW (High Frequency Welding) refers to the process of welding the pipe using high-frequency electric resistance heating. Fin tubes， also known as finned tubes， are tubes with extended surfaces (fins) attached to them to increase the heat transfer efficiency.
Therefore， ASTM A106 GR.B Carbon Steel HFW Fin Tube refers to a carbon steel pipe that has been welded using high-frequency electric resistance heating and has extended surfaces (fins) attached to it for increased heat transfer efficiency.
A106 Grade B Pipes Chemical Material Composition
Grade A | Grade B | Grade C | |
|---|---|---|---|
| Carbon max. % | 0.25 | 0.30 | 0.35 |
| Manganese % | 0.27 to 0.93 | 0.29 to 1.06 | 0.29 to 1.06 |
| Phosporous， max. % | 0.025 | 0.025 | 0.025 |
| Sulfur， max. % | 0.025 | 0.025 | 0.025 |
| Silicon， min. % | 0.10 | 0.10 | 0.10 |
ASME SA 106 Gr B Pipe Equivalent
Former | New | |||
|---|---|---|---|---|
Execution | Standard | Material | Standard | Material |
| Seamless | ASTM A106 | GRADE B | EN 10216-2 | P265GH |
ASTM A106 Grade B Specification
| Standards | ASTM， ASME and API， ANSI B 36.10 |
| Craft | Cold rolled and Cold drawn |
| ANSI Standard | B1.20. |
| Grades | ASTM A106 Grade A， Grade B， Grade C |
| Type | ERW / Seamless / Fabricated / Welded |
| Size | 1/2” NB to 36” NB |
| Length | Minimum 3 Meters， Maximum 18 Meters |
| Thickness | 3-12mm |
| Specialized in | Large Diameter ASTM A106 Grade B Pipe |
| Schedules | Schedule 20， 30， 40， Standard (STD)， Extra Heavy (XH)， 80， 100， 120， 140， 160， XXH & heavier |
| ASME Standard | B36.10M |
| Tolerance | Cold drawn pipe: +/-0.1mm Cold rolled pipe: +/-0.05mm |
| End | Plain End， Beveled End， Treaded |
Application:
ASTM A106 GR.B carbon steel HFW (High Frequency Welded) fin tubes are commonly used in various industries for heat transfer applications. Some of the key applications of these fin tubes include:
1. Heat exchangers: HFW fin tubes are widely used in heat exchangers， where they enhance the heat transfer efficiency by increasing the surface area available for heat exchange. These fin tubes are commonly used in both shell and tube heat exchangers and plate heat exchangers.
2. Boilers: HFW fin tubes are also used in boilers to improve heat transfer efficiency. They are commonly used in both water tube and fire tube boilers， where they help in transferring heat from the combustion gases to the water or steam.
3. Air coolers: HFW fin tubes are used in air coolers or air-cooled heat exchangers， where they help in transferring heat from the hot air to the cooling medium， typically air or water. These fin tubes are commonly used in industries such as power plants， petrochemical plants， and refineries.
4. Condensers: HFW fin tubes are used in condensers， where they help in transferring heat from the hot vapor to the cooling medium， typically water. These fin tubes are commonly used in refrigeration systems， air conditioning systems， and power plants.
5. Oil and gas industry: HFW fin tubes are extensively used in the oil and gas industry for various applications such as heat exchangers， condensers， and boilers. They are used in upstream， midstream， and downstream operations， including oil refineries， petrochemical plants， and natural gas processing plants.
Overall， ASTM A106 GR.B carbon steel HFW fin tubes find wide application in industries where efficient heat transfer is required， such as power generation， oil and gas， chemical processing， and HVAC (Heating， Ventilation， and Air Conditioning) systems.
