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ASTM A106 GR.B CARBON STEEL HFW FIN TUBE FOR HEAT EXCHANGER APPLICATION
High Frequency Welded fin tube also called solid type fin tube,use steel or stainless steel strip directly welded to tube surface by HFW.Can improving heat transfer efficiency much more than bare tube.Due to the tight welding of the fins to the base tube, these finned tubes are often used in vibrating conditions. Fin type have Serrated fin and flat fin.
Base tube material:
stainless steel, carbon steel, alloy steel
ASME SA213/ASTM A213 TP304/304L TP316/TP316L TP321 TP310S TP317,
ASME SA106/ASTM A106 Gr B Gr C,ASME SA179/ASTM A179,ASME SA192/ASTM A192
Fin material:
Alloy steel, Stainless steel High Frequency Welded fins tube, carbon steel High Frequency Welded fins tube Duplex High Frequency Welded fins tube super duplex High Frequency Welded fins tube Air cooler fins tube, Air preheater fins tube.
Extruded fins tube Serrated fin tubes L Type fins tube G Type fins tube LL Type fins tube H Type fins tube KL Type fins tube HFW fin tube laser welded fin tube.
Description:
| Standard | ASTM A106 & Its equivalent ASME, DIN & EN standard |
| Base Tube Material | Gr.A/B/C |
| Fin Material | Carbon Steel |
| Base Tube O.D. | 16-219mm |
| Fin Height | 6-50mm |
| Fin Thickness | 0.3-3.0mm |
| Fin Pitch | As customer's request |
| Tube End | Plain Ends, Beveled Ends |
| Bare End | As customer's request |
| Weld Process | GMAW |
| Production Capacity | More than 5000 meters per day |
Chemical Composition:
| Grade | C | Mn | P | S | Si | Cr | Cu | Mo | Ni | V |
| A | 0.25 max | 0.27-0.93 | 0.035 max | 0.035 max | 0.10 min | 0.40 max | 0.40 max | 0.15 max | 0.40 max | 0.08 max |
| B | 0.30 max | 0.29-1.06 | 0.035 max | 0.035 max | 0.10 min | 0.40 max | 0.40 max | 0.15 max | 0.40 max | 0.08 max |
| C | 0.35 max | 0.29-1.06 | 0.035 max | 0.035 max | 0.10 min | 0.40 max | 0.40 max | 0.15 max | 0.40 max | 0.08 max |
Mechanical Properties:
| Grade | Tensile Strength, min, psi (MPa) | Yield Strength, min, psi (MPa) | Elongation in 2 in. or 50mm, min (%) | Heat Treatment Temperature, min, °F(°C) | |
| Longitudinal | Transverse | ||||
| A | 48000(330) | 30000(205) | 35 | 25 | 1200(650) |
| B | 60000(415) | 35000(240) | 30 | 16.5 | 1200(650) |
| C | 70000(485) | 40000(275) | 30 | 16.5 | 1200(650) |
Application:
ASTM A106 GR.B HFW Fin Tube is commonly used in heat exchangers,
boilers, and other applications that require efficient heat
transfer. The finned tube design increases the heat transfer
surface area, thus improving the heat transfer rate.
Some specific applications of ASTM A106 GR.B HFW Fin Tubes include:
1. Power generation: These tubes are used in power plants to
transfer heat from the high-temperature flue gases to the water or
steam used in the power generation process.
2. Oil and gas industry: The tubes are used in heat exchangers to
transfer heat between different fluids in oil and gas processing,
refining, and transportation operations.
3. HVAC systems: The tubes are used in air conditioning and
refrigeration systems for efficient heat transfer between the
refrigerant and the surrounding air.
4. Chemical processing: These tubes are used in chemical processing
plants for heat transfer between different fluids and in reactors
for maintaining temperature control.
Overall, the ASTM A106 GR.B HFW Fin Tube is a versatile and
efficient tool for improving heat transfer in a wide range of
industrial applications.
