Stock Code


megmeet welding equipment list.jpg
MetaTIG DC HF TIG Welders 315/400/500A

Full-digital IGBT Inverter Multifunctional DC TIG Welder

Wide welding applications: supporting carbon steel, stainless steel, alloy steel, and other metal materials;

Comprehensive functions: pulse DC TIG, high-speed TIG spot welding, MMA, and others;

Full digital intelligent control: the internal background menu is open and adjustable to better satisfy more technical requirements of various working conditions;

VRD anti-shock function: there are adjustable arc force and better arc stiffness in MMA mode;

IOT interface reserved: quick access to Megmeet SMARC management platform or the third-party welding data system to realize efficient welding interconnection;

Connecting with different brands of robots and automation: the reserved communication interface supports multiple types of communication protocols to complete welding robot connection;

Software is upgradeable: through the U-disk interface to help customers easily obtain Megmeet foremost welding process or customized functions;

Optional foot switch, water-cooler, water-cooled torch, trolley, etc.

Megmeet MetaTIG DC HF TIG Welders 315/400/500A
Application & Industries

With abundant welding parameters setting, suitable for all kinds of welding applications: supporting carbon steel, stainless steel, alloy steel, and other metal materials;

  • MEGMEET Ship-building welding solutions
    Shipbuilding Welding
  • MEGMEET Yellow Goods welding solutions
    Yellow Goods Welding
  • MEGMEET Steel Fabrication welding solutions
    Steel Fabrication Welding
  • MEGMEET Sea Shipping Containers welding solutions
    Sea-shipping Containers Welding


1. Extensive Welding Process

Diversified welding applications from ultra-thin to medium-thick plates with high-performance welding quality

Welding Process Type

Welding Process Name




DC TIGDC TIGStable arc, high adaptability for the gap, easier for one-sided welding and double-sided formingCarbon steel, stainless steel, titanium alloy, etc.Petrochemical, pressure pipeline&vessel backing weld, etc.
DC PULSE TIGDC-Pulse TIGLow heat input, beautiful fish-scale shape is available, pulse frequency up to 3000HzCarbon steel, stainless steel, titanium alloy, etcSheet metal and welding occasions with requirements for heat input and weld form, etc.
MMAMMAEasy arc start, non-stick with the rod, softer arc&less spatter, and beautiful weld shapeCarbon steel, alloy steel, stainless steel, etc.Boiler, pressure vessel, petrochemical industry, pressure pipeline, outdoor construction, etc.

2. Multiple waveform controls provide optimal combination according to welding needs

1) With triangle wave, square wave, sine wave, trapezoidal wave,  and others;

2) Optimal setting for the waveform in different welding phases.

Conventional and triangular-wave TIG welding.jpg

Square Wave

Precise control in current waveform and accurate adjustment in parameters of peak current, base current, frequency and others, with high arc stability and good dynamic characteristics, applicable for various stainless steel welding.

Square Wave - Tig DC.jpg

Trapezoidal Wave

Soft arc brings a good wetting effect to the fusion pool, suited to groove welding and overhead welding.

Trapezoidal Wave -TIG DC.jpg

Triangle Wave

Short peak-time and low heat-input, suitable for thin sheet welding.

Triangle Wave - TIG DC.jpg

Sine Wave

Arc noise is smaller and softer.

Sine Wave - TIG DC.jpg

3. 0.1Hz-3000Hz High Frequency Output

Suited to high-quality welding from extremely thin to medium-thick plates

0.1Hz-3000Hz High Frequency Output.jpg

4. Arc is able to start and stabilize at 3A in DC welding

Unique circuit design supports arc to start at 3A and stabilize at 3A in DC welding, ensuring continuous arc in a very small current.

0.3mm stainless steel welding.jpg

Solutions & Case Studies