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300×300×12.7mm Square and Rectangular tube making mill
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Second hand 2420x20mm Spiral welded pipe machine
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Second-hand 1220x16mm Spiral welded pipe machine
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300×300×12.7mm Square and Rectangular tube making mill
Tube size: Max.300×300mm. Wall thickness: Max.12.7mm.
1. General specifications
1.1. Product specifications:
Round tube: 100×100-300×300mm
Wall thickness: 4.0mm-12.7mm (Q235 steel grade, Ys≤250MPA)
Pipeline length: Maximum 6–12 meters (±3 mm)
1.2. Coil specifications:
Coil material: Carbon steel Q195, Q235, Q345
Coil inner diameter: Φ580/Φ760mm
Coil outer diameter: Φ1400mm – Φ2000mm
Maximum weight: 25 tons
Strip width: 400mm – 1200mm (±0.5mm)
1.3. Rolling mill specifications:
Forming method: cold rolling
Forming welding speed: 0-20m/min
Welding machine: solid-state high frequency 1200KW
Installed capacity: 5000KVA
1.4. Source supply:
Dynamic power: as required
Control power: as required
Feeding direction: from left to right
Compressed air: flow: 10m3/min Pressure: 4-7Kg/cm2
Cooling water: HF: 30m3/H; rolling mill: 40m3/H; pressure: 3-5 kg/cm2
Circulating water volume: about 1~3m3/H
Water quality: emulsion
Water tank volume: 120 m3
1.5. Workshop requirements
Height: ≥8m
Length: 120m
Width: 24m
2. Production process
Coil preparation-uncoiling-pinching and leveling-end shear welding machine-accumulator-guide roller-forming section-high frequency welding machine-deburring-water cooling-sizing section-flying cutting-conveyor
If you have inquiry for this machine, kindly please contact us:info@jtpipemill.com
Cooperation Process
We engage in in-depth requirement communication with clients to understand their specific needs, project scope, requirements, and expectations. During this stage, we establish effective communication channels to ensure mutual understanding of the project.
Based on the client's needs and requirements, we provide customized solutions and product design proposals. Our technical team offers professional advice and solution designs to ensure feasibility and optimization of the proposed solutions.
After confirming the solution design and product specifications, we negotiate cooperation terms with clients, discussing key terms such as cooperation mode, pricing, and delivery time in detail. Once mutual agreement is reached, we sign the formal contract, outlining rights and obligations of both parties.
We commence production according to the contract and design requirements. Throughout the production process, we strictly adhere to quality management systems, conducting comprehensive quality control and supervision to ensure products meet client requirements and standards.
Upon completion of production, we package, transport, and deliver the products to clients on time. We provide user manuals and technical support to ensure clients can use the products correctly.
We commit to providing comprehensive after-sales service and maintenance support, including technical support, training services, and maintenance. We aim to establish long-term and stable cooperation with clients, offering continuous support and service to ensure long-term stable operation of the products.
We value client feedback and opinions, regularly communicating with clients to understand their user experience and changing needs.
Switch to learn more about the cooperation process
After-sales Service
Multilingual Online Technical Support
Regular Remote Monitoring and Inspection
International Logistics and Spare Parts Services
Regular Maintenance and Servicing
Customer Satisfaction Surveys and Improvement
Cross-border Repair and Maintenance Services