• TIG Welding Stainless Steel Basics TIG Welding Stainless Steel Basics In comparison with the welding of mild steel, for example, the austenitic stainless steels have several characteristics that require some revision of welding procedures that are considered standard for mild steel. The melting point of the austenitic grades stainless steels is lower, so less heat... Read more >>
  • Tungsten Electrodes Tungsten Electrodes Non-consumable tungsten electrodes for GTAW (Gas Tungsten Arc Welding)  or TIG (Tungsten Inert Gas) welding, generally are of several types.  Tungsten electrodes types and their typical application can be identified by color coded end marks as follows. Pure Tungsten :  Green 2% Ceriated :  Gray 2% Thoriated : Red... Read more >>
  • TIG Welding TIG Welding Advantages One of the greatest advantages of the TIG (Tungsten Inert Gas) welding or Gas Tungsten Arc welding (GTAW) process is that it will weld more kinds of metals and metal alloys than any other arc welding process. TIG welding can be used to weld most metals, including  aluminum,... Read more >>
  • The Art of TIG Welding Stainless Steel The Art of TIG Welding Stainless Steel When TIG welding stainless steel there are a few points to keep in mind to achieve a cosmetically appealing and sound weld. Because stainless steel does not adequately dissipate heat, maintaining proper heat input when welding is critical. Too much heat can lead... Read more >>
  • TIG Welding Stainless Steel : Gas Coverage TIG Welding Stainless Steel : Gas Coverage Using the appropriate type and amount of shielding gas is another important way to prevent carbide precipitation when TIG welding stainless steel. Typically, pure argon provides the best results when welding thinner austenitic stainless steel, but the addition of small percentages of helium... Read more >>
  • How to TIG Weld Stainless Steel Effectively : Preventing Carbide Precipitation In order to effectively TIG weld stainless steel, it important to consider carbide precipitation. TIG Weld Stainless Steel : Carbide Precipitation What is Carbide Precipitation? Carbide precipitation occurs when the chrome and carbon in 300 series stainless steel is drawn out of the material and reacts to the atmosphere. It... Read more >>
  • TIG Welding Aluminum with Alternating Current TIG Welding Aluminum with Alternating current Characteristics of TIG Welding Aluminum **with Alternating Current (AC) **Process The welding of aluminum by the gas tungsten-arc welding process using alternating current produces an oxide cleaning action. Argon shielding gas is used. Better results are obtained when welding aluminum with alternating current by using... Read more >>
  • TIG Welding Aluminum with Square Wave Alternating Current  TIG welding aluminum with square wave alternating current differs from conventional balanced wave TIG welding in the type of wave form used. With a square wave, the time of current flow in either direction is adjustable from 20 to 1. In square wave gas tungsten arc welding, there are the... Read more >>
  • TIG Welding Equipment TIG Welding Equipment. The basic features of TIG welding equipment used in TIG welding are shown in figure 10-33. The major components required for TIG welding are: TIG Welding Equipment : Includes (1) the TIG welding machine, or power source (2) the TIG welding electrode holder and the tungsten electrode... Read more >>
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  • Tungsten (W) Tungsten is a hard, heavy, nonmagnetic metal which will melt at approximately 6150°F (3400°C). Uses. Tungsten is used in making light bulb filaments, phonograph needles, and as an alloying agent in production of high-speed steel, armorplate, and projectiles. It is also used as an alloying agent in non-consumable welding electrodes,... Read more >>
  • Tungsten Electrode Selection Tungsten Electrode Selection The selection and preparation of  tungsten electrodes for TIG Welding or Gas Tungsten Arc Welding (GTAW) to use for a particular application depends on many variables, including the type of  material to be welded, the welding amperage and the type of weld, among other factors. Tungsten Electrode... Read more >>
  • Aluminum TIG Welding Rods Aluminum TIG Welding Rods 4043 Aluminum TIG welding rods – are uncoated aluminum TIG welding rods which are good for general Aluminum TIG welding. 4043 Aluminum TIG welding filler rods can be used to weld the following Aluminum alloys: 1100, 5052, 6061 and 356 aluminum castings. It is most often used to... Read more >>
  • TIG Welding Process TIG Welding Process, Torch Angle, Tungsten Grinding and Stainless Steel. Things to keep in mind when TIG Welding Position TIG torch about an 1/8 of an inch from the surface. TIG Torch angle Once an arc is established, angle the torch about 15 to 20 degrees away from the direction... Read more >>
  • TIG Welding 4130 Chromoly Tubing TIG Welding 4130 Chromoly Tubing 4130 chromoly steel  has an excellent strength to weight ratio, is easily welded and is considerably stronger and harder than standard 1018 steel. The 4130 grade of chromoly or chrome-moly is a high-strength low-alloy (HSLA) steel that contains molybdenum (0.15 – 0.25 percent by weight)... Read more >>
  • TIG Welding Aluminum DC Electrode Negative TIG Welding Aluminum DC Electrode Negative Does your TIG welding machine have enough amperage to weld thick Aluminum? Are you tired of pre-heating only to find that your tungsten cannot withstand the constant AC arc? Direct Current Electrode Negative (DCEN) or DC(-) TIG welding Aluminum. There are no short cuts... Read more >>
  • TIG welding versus MIG welding TIG welding versus MIG welding machines MIG welding machines can make quick work of those around the house projects.  With a basic configuration you have your MIG welding machine set up with “gasless” filler material commonly known as “Flux Core“.  It welds ok, but you find that if you want “clean” results... Read more >>
  • TIG Welding Shielding Gas TIG Welding Shielding Gas With the TIG welding process, shielding gases are required to protect the welding area from gases in the atmosphere including oxygen and nitrogen, which can create fusion defects, porosity, and embrittlement in the metal to be welded, if they come in contact with the welding metal,... Read more >>
  • TIG Welding Aluminum TIG Welding Aluminum The TIG (Tungsten Inert Gas) arc welding process is used for welding the thinner sections of aluminum and aluminum alloys. There are several precautions that should be mentioned with respect to using this process. Alternating current is recommended for general-purpose work since it provides the half-cycle of... Read more >>
  • TIG Welding Process Principles TIG Welding Process Principles Before TIG welding begins, all oil, grease, paint, rust, dirt, and other contaminants must be removed from the welded areas. This may be accomplished by mechanical means or by the use of vapor or liquid cleaners. Striking the arc may be done by any of the... Read more >>
  • TIG Welding Advantages TIG Welding Advantages TIG Welding  is the most popular method for welding aluminum, stainless steels, and nickel-base alloys. It produces top quality welds in almost all metals and alloys used in the welding  industry. The process provides more precise control of the weld than any other arc welding process, because... Read more >>
  • TIG Welding (GTAW) TIG Welding **TIG Welding or Gas tungsten arc welding (GTAW) **is a process in which the joining of metals is produced by heating with an arc between a tungsten (non-consumable) electrode and the work. A shielding gas is used, normally argon. TIG welding is normally done with a pure tungsten... Read more >>
  • TIG Welding Equipment : Gas Tungsten Arc Welding (GTAW) Equipment TIG Welding Equipment : Gas Tungsten Arc Welding (GTAW) Equipment Gas Tungsten Arc Welding. In tungsten inert gas (TIG) welding, (also known as GTAW), an arc is struck between a virtually non-consumable tungsten electrode and the workpiece. The heat of the arc causes the edges of the work to melt... Read more >>