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Steel Round HFW Sprial Settated Fin Tubes For Economizers / Fired Heater

Categories Boiler Fin Tube
Brand Name: JYCT
Model Number: HFW serrated - 5
Certification: ISO9001:2008 authorized by SGS
Place of Origin: JIANGSU,CHINA
MOQ: 2000kgs
Price: Negotiable
Supply Ability: 50 tons per day
Delivery Time: Within 50 days after received your deposits
Packaging Details: as per export packing standard, custom packing is available
Year Established: 2008
Material: Stainless Steel+Stainless Steel, Carbon Steel+Carbon Steel, Alloy+Alloy etc.
Payment Terms: T/T in Advance, or Irrevocable L/C at Sight
Size: Customer's Drawing
Bare Tube OD: 16-219mm
Fin Pitch: 3-25mm
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    Steel Round HFW Sprial Settated Fin Tubes For Economizers / Fired Heater

    HFW sprial settated fined tubes apply in Fired heater
    ASME SA192 OD38.1mm x 2.9 MWT x 6200mm LG
    Segmented fin, FPM300 x1mmTHK x 12.7mmH

    Manufacturing Process:
    The fin strip is welded continuously and spirally wound onto a polished bare tube. And the tube and fins are bonded together by using high frequency resistance welding technique.


    Material: Stainless Steel+Stainless Steel, Carbon Steel+Carbon Steel, Alloy+Alloy etc.
    Bare tube OD: 16-219mm Fin Pitch: 3-25mm Fin Height: 5-30mm Fin Thick: 0.8-3mm

    Name

    Base tube
    (OD) mm

    Fin Pitch
    (mm)

    length
    (m)

    MinMaxMinMaxMinMax
    Extruded aluminum fin tube12.7512.1100.520
    L/LL/KL aluminum fin tube19512.13.20.515
    Embedded aluminum fin tube19422.33.20.515
    Low fin tube12.7320.820.520
    Spiral fin tube12.7700.520
    ERW HF spiral fin tube162193250.528
    ERW HF spiral serrated fin tube162193250.528

    Serrated width(mm)
    10 min~26 max

    Serrated depth(mm)
    4 min~16 max

    ERW studded tube892001650215
    DC ERW H/HH fin tube2551925115
    H/HH fins

    Length(mm)
    60 min-150 max

    Thickness(mm)
    1.5 min~4 max

    Width(mm)
    30 min~50 max




    Application: The High Frequency Resistance Welded Helical Fin Tubes are widely applied in fired heaters, heat exchanger, boilers, economizers, pre-heaters, heat pipes, heaters etc…

    Capacity: Seven ERW High Frequency fining lines, daily capacity around 50 tons,length≤28meters;











    Packaging: sea worthy with plastic cap for each edge of core tube , finned tubes shall be put on the metal frame with wooden walls and plastic layer be considered between tubes rows to avoid damage and deformation of the fins












    Description of the inspections carried out
    Following documentations should be reviewed & endorsed:
    1. Declaration of conformity,
    2. Inspection plan,
    3. Welding book(WPS & PQR),
    4. Finned tubes examination reports
    (dimension & visual inspection, hardness test report, tensile test report),
    5.Test samples sheet,
    6.Incoming inspection report,
    7.Inspection certificate for bare tube,
    8.Quality test certificate for steel strip,
    9.Iinspection & Guarantee certificate for finned tube,
    10.Product inspection report.


    tensile test








    Quality Steel Round HFW Sprial Settated Fin Tubes For Economizers / Fired Heater for sale
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