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High Frequency Resistance Welded Helical Fin Tubes Carbon Steel / Aluminum Material

Categories Carbon Steel Finned Tubes
Brand Name: JYCT
Model Number: HFW SERRATED -15
Certification: ISO9001:2008 authorized by SGS
Place of Origin: JIANGSU,CHINA
MOQ: customized
Price: Negotiable
Supply Ability: 50 tons per day
Delivery Time: Within 45 days after received your deposits
Packaging Details: as per export packing standard
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: customized
Bare Tube OD: 16-219mm
Fin Pitch: 3-25mm
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    High Frequency Resistance Welded Helical Fin Tubes Carbon Steel / Aluminum Material

    HFW sprial SERRATED fin tubes apply in boilers, economizers

    Base tube material: SA106GrB OD88.9mm X11.3mm THK X90000mm LG
    Fin Material: CS THICKNESS 1.5mm, HEIGHT12.7mm, 118FPM,

    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;

    Products&Inspection Deatails:










    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.




    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







    FAQ

    About our company
    A------We have three company,
    1. Aare Cun Tai Thermal Co., Ltd (Hong Kong, China)
    2. Jiang Yin Cun Tai Thermal Equipment Co., Ltd (Jiangsu, China)(Mill)
    3. Jiang Yin Aare International Trading Co.,Ltd. (for export procedure)
    Besides the companies above mentioned, we don’t have any other name.

    About Our main business
    A------ DR(Extruded) / L(Wrapped) / LL(Overlapped) / KL-KLM (Knurled) / G(Embeded) Fin Tube;
    High Frequency Welding Fin Tube,Studded Tube, H/HH/Square Fin Tube,Longitudinal Tube;
    Elbows, Low Fin Tube,Spiral Tube, U bend , Corrugated Tube.

    About Price terms
    A------ It could be EXW, FOB,CIF,CNF

    About Payment Term
    A------ We usually accept payment by T/T in advance or by L/C available against draft at sight

    About Lead Time
    A------ Usually it takes about 35-45 days after we received your confirmation.
    However, it would depend on our production line schedule(the timing clients place order)and the complication of the item.

    About Quality Control
    A----
    Incoming inspection report for raw material including bare tube/alu.tube / alu. strip / steel strip
    Mill test cetification for bare tube
    Mill test cetification for fin (alu.tube / alu. strip / steel strip)
    Mill test cetification for finned tube
    Finned tubes dimension & visual inspection reports


    About Sample
    A--- If you are interested in our above products, please contact us.
    We can provide small samples in store for you, and you are welcome to visit our factory

    Our moulds can be customized,you could kindly leave an inquiry to know more details about price, packing and shipping.









































































































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