Hyunald Electric Weld

By Hyunald Electric Weld – Leading Manufacturer & Supplier of

Digital Industrial Strong AC/DC TIG 630 Pulse Inverter Welding Machine

Category: Digital Industrial AC/DC TIG Inverter Welding Machine

The STRONG AC/DC TIG 630 PULSE from Hyunald Electric Weld is a high-capacity, digitally controlled inverter welding machine designed for large-scale industrial welding applications. With a powerful 630A output capacity, it supports both AC and DC TIG as well as MMA (Stick) welding, enabling unmatched versatility in working with a broad range of materials including aluminum, stainless steel, mild steel, copper, and other alloys.

This machine is ideal for industries that demand deep penetration, high-strength welds, and precision, such as shipbuilding, heavy fabrication, aerospace, and energy sectors.

Features & Benefits -

  • AC/DC TIG & MMA Support - Weld aluminum, stainless steel, and more with both AC and DC output.
  • 630A Heavy-Duty Output – Built for thick metal welding and high-strength joints.
  • Advanced Digital Controls - Fine-tune pulse frequency, AC balance, start current, and more via an intuitive interface.
  • Pulse TIG Function - Reduces heat input, distortion, and enhances arc control for cleaner welds.
  • Heavy-Duty Industrial Build - Engineered for 24/7 usage in challenging environments.
  • High Duty Cycle – 80% @ 630A - Continuous operation for extended welding jobs without overheating.
  • Energy Efficient - Inverter-based design lowers power consumption and increases efficiency.
  • Comprehensive Safety Features - Equipped with overheat, overload, and voltage protection for operational safety.

Applications -

  • Power Plant & Energy Sector Fabrication.
  • Aerospace & Heavy Equipment Welding.
  • Shipbuilding & Offshore Structures .
  • Aluminum Tank & Vessel Welding .
  • Pipeline & Structural Steel Projects .
  • High Precision TIG Welding Applications.
  • Industrial Workshops & MRO Units .

Technical Specifications -

Model STRONG AC/DC TIG 630 PULSE
Category Digital Industrial AC/DC TIG Inverter Welding Machine
Input Voltage 415V ±10%, 3 Phase, 50/60Hz
Rated Input Power 22 kVA
Output Current Range 30A – 630A
Welding Modes AC/DC TIG & MMA
No Load Voltage 70V
Duty Cycle 80% @ 630A
Pulse Frequency Range 0.5 – 500 Hz
AC Balance Control 10% – 90%
Post-Flow Time 0–15 seconds
Power Factor 0.95
Efficiency ≥ 90%
Cooling System Forced Air Cooling
Insulation Class H
Protection Class P23
Weight Approx. 58 – 62 kg
Dimensions (L x W x H) 720mm × 360mm × 600mm

Hyunald Electric Weld – Trusted Manufacturer & Supplier

Hyunald Electric Weld is a leading manufacturer and supplier of digital industrial welding machines known for engineering high-efficiency, durable, and performance-driven welding systems. The STRONG AC/DC TIG 630 PULSE is a premium solution designed to meet the needs of industrial professionals who demand precision, power, and long-term reliability.


Hyunald Electric Weld
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