Automatic Tank Welding Machine

Automatic Tank Welding Machine

The HZG3050-T is a high-performance automatic welding machine specifically engineered for tank fabrication. It excels in welding both circumferential seams between tank bodies and end caps, as well as longitudinal seams along the tank barrel.

Optimized for tanks up to 5000mm in length anddiameters ranging from 1000 to 3000mm.

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Circumferential and Longitudinal Welding Techniques

  • During circumferential seam welding, the weldment is rotated precisely by a CNC-controlled roller frame, while a welding manipulator arm performs the welding operation. This setup ensures uniform, high-quality circular welds, especially in tank fabrication and pressure vessel welding applications.

  • For longitudinal seam welding, the process involves translating the weldment along a fixed welding torch path. This technique is ideal for creating straight, continuous welds on tank shells, delivering consistent results in automatic welding systems.

Barrel longitudinal seam

Barrel-barrel circumferential seam(Ground Work)

Barrel-barrel circumferential seam

Barrel-flange corner seam

Specification

ModelHZG3050-T
Tank Diameter Range (mm)Diameter: φ1000 ~ φ3000
Tank LengthNo greater than 5000 mm + 2 times the sealing head length
Tank Wall Thickness (mm)3 ~ 12 mm
Welding Power SourcePanasonic YC-400TX Argon Arc Welding Power Source (Optional Panasonic Hot Wire Argon Arc Welding Power Source)
Power SupplyWelding: 30KW / 380V / 50Hz, Control: 1KW / 220V / 50Hz
ControllerColor touchscreen programmable controller
Storage Capacity40 sets of welding processes (30 circumferential welds + 10 straight welds)
Welding LayersAutomatic multilayer welding
Welding Torch OscillatorOscillation width: 0 ~ 20 mm; Oscillation speed: 0 ~ 20 mm/s; Hold time at stop: 0 ~ 5 s
Seam Tracking DeviceTracking range: 0 ~ 40 mm; Tracking speed: 0 ~ 6 mm/s; Tracking precision: 0.2 mm
Argon Arc Welding Wire FeederSuitable wire diameter: 1.0 mm
Video MonitoringOptional

 

Key Features

  • Dual Seam Welding: Performs both circumferential (rotational) and longitudinal (translational) welds on tanks and pressure vessels.

  • Large Workpiece Support: Handles tanks with diameters from 1000mm to 3000mm and lengths up to 5000mm.

  • CNC Roller Bed + Welding Manipulator: Ensures precise rotation for circular welds and stable movement for longitudinal joints.

  • Flexible Torch Configuration: Compatible with TIG, MIG, or hot wire TIG setups depending on project needs.

  • Heavy-Duty Frame: Rigid structure designed for long-term industrial operation with heavy components.

  • Multi-Material Capability: Suitable for welding carbon steel, low-alloy steel, stainless steel, and copper.

Applications

  • Pressure vessel manufacturing

  • Chemical and petrochemical tanks

  • Water treatment tanks

  • Oil and gas tank fabrication

  • Food-grade container welding

Need to automate your tank welding process? Contact us today to request a quote or schedule a live demonstration of our automatic welding machine for different applications.

See How Our HZG3050T Welding Works

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