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Low Carbon Steel / Low Alloy Steel Tube Mill Machine O.D Φ800-Φ1200mm

Low Carbon Steel / Low Alloy Steel Tube Mill Machine O.D Φ800-Φ1200mm

    • Low Carbon Steel / Low Alloy Steel Tube Mill Machine O.D Φ800-Φ1200mm
    • Low Carbon Steel / Low Alloy Steel Tube Mill Machine O.D Φ800-Φ1200mm
    • Low Carbon Steel / Low Alloy Steel Tube Mill Machine O.D Φ800-Φ1200mm
  • Low Carbon Steel / Low Alloy Steel Tube Mill Machine O.D Φ800-Φ1200mm

    Product Details:

    Place of Origin: China
    Brand Name: Tailian
    Model Number: ZG60

    Payment & Shipping Terms:

    Minimum Order Quantity: 1set
    Price: Negotiation
    Packaging Details: Export Standard Packing
    Delivery Time: 90days
    Payment Terms: L/C, T/T, Western Union, MoneyGram
    Supply Ability: 50 sets per month
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    Detailed Product Description

    Machine model:ZG60


    1. Description

    This equipment is specially used for producing Φ19-Φ63.5mm, 1.0-3.0mm high-frequency straight seam welded tube and corresponding square tube and special-shaped tube (δ≤2.5mm). The composition of equipment is from uncoiler to fixed length cutting saw. Rolling speed can be adjusted correspondingly within suitable range of tube diameter and wall thickness.


    2. Applicable material:

    (1) Hot or cold-rolled steel strip (As per GB700-88)

    (2) Material: Low-carbon steel, low alloy steel, galvanized steel strip

    (3) The thickness of steel strip: 1.0-3.0mm (As per GB708-88)

    (4) The width of steel strip: 60-200mm

    (5) I.D. of steel coil: Φ450-Φ550mm

    (6) O.D. of steel coil: Φ800-Φ1200mm

    (7) Maximum weight coil: 3000kgs


    3. Dimension range of processing steel tube:

    (1) O.D.: Φ19-Φ63.5mm

    (2) Wall thickness: 1.0-3.0mm (square tube and special-shaped tube δ≤2.5mm)

    (3) Length: 4-8M

    4. Milling speed: 30-80M/min(choose different speed as per different pipe diameter and thickness)

    5. Product (steel tube) process flow:

    Raw material (steel coil) → uncoiling → shearing and end welding → material accumulating → non-power leveling → mill-forming → high-frequency welding → removing burrs outside of weld seam → cooling → sizing → roughly straightening → fixed length cutting → finishing tube

    6. Configuration and quotationThe voltage: 380V, 50Hz, 3P

    The offer details as follow, choose by customer, different price as different configuration.



    7. Roller

    Rolls for welded tube will be ordered additionally according to type and specification provided by customer.

    Material: Cr12             



    8. Spare parts (free choice, the price is extra)

    Spare parts for mechanical parts

    Spare parts for computer cutting saw

    Spare parts for high frequency welder

    9. Technical appendixes

    a. Uncoiler


    Structure type: Double-side180ºrotary HYDRAULIC expanding tight, which insure steel coil feeding alternatively and make steel strip going into accumulator freely.

    Applicable range:

    Steel strip width: 60-200mm

    Thickness: 1.0-3.0mm                 

    Steel coil O.D.: Φ800-Φ1200mm

    Steel coil I.D.: Φ450-Φ550mm

    Steel coil weight: Max.3000kgs

    Hydraulic parts: YUKEN

    Pneumatic parts: AIRTAG

    AC motor: Siemens Beide


    b. Shearing and butt-welder:


    Usage: ensure two coiled steel strips shearing tidily and then welding together and

    leveling weld seam.



    b.Horizontal-type accumulator: (AC motor is SIEMENS BEIDE with ABB adjustor )

    The steel strips strips stored in it shall be enough to ensure main machine to run continuously while welding two coiled strips.

    (1) Structure:Horizontal-type plate-welded part with automatic feeding and delivery system.  Feeding motor: AC 15KW and Driven motor: AC 18.5KW

    (2)Accumulating volume: 150-300M.

    Horizontal type accumulator


    d. Forming, welding and sizing unit:

     (NSK bearing used for horizontal and vertical stands)

    (1) Feed leveling device:

    a. Type: 5 rolls are passively leveled for leveling strip steel to make steel strips go into forming device.

    b. Guiding roll: One pair


    (2) Forming device:

    Mainly roughly mill-forming steel strip and controlling weld seam.

    a. Horizontal roll stand:

    Quantity: 7

    Structure: Cast steel, double housing, changing rolls in the side

    Diameter of horizontal roll’s shaft: Φ70mm, material: 42CrMo

    b. Vertical roll stand:

    Quantity: 9(vertical miller group)

    Type: Passive rotation

    Diameter of vertical roll’s shaft: Φ40mm, material: 45# steel

    c. Drive gear box

    Quantity: 7

    Structure: Spiral bevel gear, cylindrical gear

    Material: casing: QT50, gear: 20CrMnTi and 40Cr, input and output shaft: 40Cr

    Drive transmission: 14 sets of Jeep Auto 212 universal transmission shaft

    d. One set of bed for installation

    (3) Guiding extruding and welding scraping apparatus:

    a. One set of guide roll stand for controlling direction of pipe seam to insure pipe seam flatly and straightly entering into extruding rollers.

    b. One set of extruding roll stand for controlling weld seam to realize successful welding.

    c. Two sets of scraper frame for scraping outside weld seam

    d. Installation bed along with forming machine


    (4) One set of water cooling device.

    (5) Sizing device: Mainly fine shaping pipe after welding and controlling size accuracy. Each 6 sets of horizontal roll stand, vertical roll stand and drive gearbox, 12 sets of universal shaft. (Structure same as forming device)

    (6) Roughly straightening machine frame:

    a. Type: Turk’s head type, 4 rolls single side             two sets

    b. One installation bed along with sizing main machine.

    (7) Driving system: The main unit is connected with main reduce by major motor and transmits power to gearbox branches, then gearbox branches drive upper and down shafts on horizontal roll frame.

    a. Main motor:  Z4 series, DC 185KW (Hengli DC motor)       one set

    b. Main reducer: ZLYseries (outside four-shaft ends)            one set


    e. High-frequency welder: (Prpeared by buyer/end-user)

    Solid-state High-frequency welding machine: 200KW

    Include DC speed adjustor, overall control table and button station



    f. Cold CNC cutting saw:



    Cold cutting

    (1),maximum diameter


    (2),maximum thickness


    (3),cutting length

    and precision


    (4),driving type

    Hydraulic controlled

    (5),size of saw blade


    (6),driving motor

                Servo motor 15KW

    (7),cutting motor

                      AC 7.5KW

    (8),feeding motor

               Servo motor 2.9KW

    (9),speed of cutting

    Maximum 80M/min


    Driven motor:    AC servo motor Yaskawa made in Japan  15KW

    Feeding motor:  AC servo motor Yaskawa made in Japan  2.9KW

    Cutting motor:   AC SIEMENS BEIDE made in China  7.5KW

    Hydraulic parts: YUKEN

    Pneumatic parts: AIRTAG

    Saw blade: KINKELDER made in Holland(Imported high-speed steel PVD coating technology)


    g. Run-out table:

    Welded frame structure equipped

     with sizing signal system



    10. Advised user’s necessary accessories (only for reference):

    (1) Mechanical equipment site: 50M × 4.5M (length × width)

    (2) Electrical equipment site: 5M ×4M (length ×width)

    (3) Machine unit foundation base (See supplier’s base drawing)

    (4) Two sets of 5-ton overhead crane

    (5) Power supply:

    a. Equipment motor:


    b. High-frequency electric: 200 KW (Solid state)

    (6) Saw blades (Disk) for tracking saw, specification as per instruction book and quantity as per customer need.

    (7) Magnetic bar (Impeder core) for welding pipe, purchase as per pipe making size.

    (8) One set of Φ2", 32M high-pressure pumps for pipe-welding machine cooling.

    (9) One set of cooling water pool for pipe-welding machine, each volume 30 M3 with water pipe, water pressure meter and valve. (Decide size and quantity when installation on site, purchase from market)

    (10) Machine unit electric circuit. Before assembling, circuit must reach the electric cabinet of high-frequency room. Electric connection for high-frequency room to overall control table and button station. (Decide size and quantity when installation on site, purchase from market)

    (11) High-frequency room for machine unit. Adopting ground or attic according to customer’s layout.

    (12) One set of air compressor. (Purchase from market)

    (13) Lifting equipment and tooling for installing machine, maximum weight of one part is 5 tons.


    11. Working process drawing:

    12. Payment terms

    1. Payment: 

    1.1 The buyer pays the seller 30% of the total price as down payment in T/T when the order is confirmed.

    1.2 The 70% of the equipment’s total price should be paid before shipment. This part can execute in T/T.

    2. The date of delivery: 120 working days later after receiving 30% of total value.

    3. Guarantee: 12 months after installation are finished

    4. Packing: Seaworthy packing.

    5. Installation and testing: Need three technicians, USD60 per day per technician, plus traveling cost, board and lodging.

    13. After-service

    1.Our guarantee time is one year, if any component is damaged as the qulity problem during guarantee time, we can send the component to the customer by DHL, TNT freely.

    2.Our factory can send our engineer to the customer’s factory to solve some problem if customer need . The customer provides the double trip tickets, food and accommodation for our engineer. The customer also can send the engineer to our factory to learn the operation and maintains freely.




    Contact Details

    Contact Person: Mr. Yao junming

    Send your inquiry directly to us (0 / 3000)

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