Perfecting TIG Welding: Alruqee Group's Innovations for Superior Results

Tungsten Inert Gas (TIG) welding is an advanced technique widely utilized across several industries such as aerospace, automotive, and manufacturing due to its precision and clean results. This method uses a non-consumable tungsten electrode and inert gas, typically argon, to create high-quality welds with minimal spatter. Founded in 1949 as a general trading business, we at Alruqee Group thrived through our close collaboration with world leaders in designing and manufacturing cutting edge industrial products, machinery, and equipment. Our long-standing success and expertise make us an invaluable partner for any industry requiring advanced industrial welding solutions.

TIG (Tungsten Inert Gas) Welding

TIG (Tungsten Inert Gas) welding, also known as Gas Tungsten Arc Welding (GTAW), is a precise and versatile process used to create high-quality welds. It joins metals using a non-consumable tungsten electrode, protected by an inert gas such as argon, helium, or nitrogen.

Key Characteristics:

  • Uses a non-consumable tungsten electrode
  • Shielded by an inert gas (argon, helium, or nitrogen) to protect the weld area from atmospheric contamination
  • Can join a variety of metals, including copper, aluminum, stainless steel, and others
  • Produces high-quality, clean welds with minimal spatter
  • Requires exceptional control and technique

Working Process of TIG/GTAW

  • The tungsten electrode is held in a welding torch and an electric arc is struck between the electrode and the workpiece.
  • The inert gas shield protects the weld pool and the non-consumable electrode from oxidation and atmospheric contamination.
  • The process can be operated autogenously (without filler metal) or with filler metal added by feeding a consumable wire or rod into the established weld pool.

Advantages:

  • High-quality, precise welds
  • Versatile and suitable for various metal types and thicknesses (up to 8-10 mm)
  • Minimal spatter and clean welds
  • Can be used for both manual and automated welding applications

Applications:

  • Aerospace industry
  • Medical equipment manufacturing
  • Automotive and motorcycle parts fabrication
  • Jewelry making and other precision metalworking applications
  • Repair and maintenance of critical infrastructure components

Shielding Gases

  • Tungsten Electrode: The tungsten electrode in the TIG torch is shielded by a gas nozzle.
  • Shielding Gas: Shielding gases, typically argon, are utilized to protect the weld area from atmospheric contamination.
  • Types of Shielding Gases:
    • Pure Argon: Effective and frequently used, producing a narrow and concentrated arc for precise welding.
    • Argon-Helium Mixture: Increases amperage for hotter welds, beneficial for thicker materials.

Key Components of TIG/GTAW Welding

  • Tungsten Electrode: A non-consumable, heat-resistant tungsten rod (typically 2-4 mm in diameter) that serves as the anode (positive electrode).
  • Inert Gas: Argon or a mixture of argon and helium is used to shield the arc and molten metal from atmospheric contamination, preventing oxidation and ensuring a clean weld.
  • Workpiece: The metal being welded, which can be made of various materials such as copper, aluminum, stainless steel, or nickel alloys.
  • TIG Torch: A handheld device that holds the tungsten electrode and delivers the inert gas.

How Does the TIG Welding Process Work?

Basic Principles of TIG Welding

The TIG welding process involves several essential steps:
  • Arc Creation: An electric arc is formed between a non-consumable tungsten electrode and the workpiece. The high-temperature arc melts the metal, creating a weld pool.
  • Shielding Gas: An inert gas, typically argon or a mix of argon and helium, is used to shield the electrode and the workpiece. This gas prevents oxidation and contamination of the weld area.
  • Filler Material: Although TIG welding can sometimes be performed without additional filler material, typically, a hand-fed filler rod is used to reinforce the weld joint and ensure proper bonding of the metals.

Equipment and Setup

Before starting TIG welding, you must be familiar with the key components of the setup:
  • Work Lead (Ground Cable): This cable, equipped with a clamp, should be attached to the workpiece or to the metal surface on which the workpiece resides. This ensures a proper electrical circuit.
  • TIG Torch: The torch holds the tungsten electrode and delivers the shielding gas. It must be held at an angle of about 75 degrees with the electrode within 0.5 cm of the parts being welded to avoid contamination.

Welding Techniques

Successful TIG welding requires control and precision. Here are some key techniques to follow:
  • Torch Control: Hold the torch steadily and at the correct angle to maintain a consistent welding arc. Keep the electrode close but avoid direct contact with the workpiece to prevent contamination.
  • Temperature Control: Use a foot pedal or control to manage the welding temperature. Proper heat management is crucial to avoid warping or damaging the metal.
  • Material Preparation: Ensure that the metals to be joined are clean and properly prepared. The success of the weld greatly depends on eliminating any impurities.

Alruqee Group | Your Trusted TIG Equipment (GTAW) & Welding Supplier in KSA

Our division, Alruqee Industrial Marketing Company LLC (RIM), established in 1984, has partnered with global leader EWM GmbH to meet the growing industry needs in production, operation, and maintenance, specializing in welding, cutting, metal alloys, industrial tools, and portable machinery. Our Range of TIG/GTAW Welding Machines:

Picotig DC

Page Reference: 345
  • Model: Picotig 200 puls, Picotig MV 200 puls
  • Processes:
    • TIG DC
    • TIG pulse
    • MMA
    • MMA pulse
  • Duty Cycle (40°C):
    • 200 A / 25%
    • 150 A / 60%
    • 140 A / 100%
  • Welding Machine Control: Picotig Puls
  • Machine Cooling: Gas

Picotig AC/DC

Page Reference: 348
  • Model: Picotig 200 AC/DC puls
  • Processes:
    • TIG DC/TIG AC
    • TIG pulse
    • MMA
    • MMA pulse
  • Duty Cycle (40°C):
    • 200 A / 35%
    • 150 A / 60%
    • 140 A / 100%
  • Welding Machine Control: Picotig Puls AC/DC
  • Machine Cooling: Gas/water

Tetrix DC

Page Reference: 350
  • Models: Tetrix 200 Comfort 2.0/Smart 2.0, Tetrix 200 MV Comfort 2.0/Smart 2.0, Tetrix 230 Comfort 2.0/Smart 2.0, Tetrix 300 Comfort 2.0/Smart 2.0
  • Processes:
    • TIG DC
    • TIG pulse
    • activArc®
    • spotArc®
    • MMA
    • MMA pulse
  • Duty Cycle (40°C):
    • 200 A / 25%
    • 200 A / 25% (MV)
    • 230 A
  • Welding Machine Control: Smart 2.0/Comfort 2.0
  • Machine Cooling: Gas

Get in Touch

Contact us today to learn more about our high-quality TIG welding equipment and how we can support your industrial needs.