How many types of welding process are there?

30 different types

What is the simplest type of welding?

Introduction: How to Weld – MIG Welding MIG welding is the awesome process of using electricity to melt and join pieces of metal together. MIG welding is sometimes referred to as the “hot glue gun” of the welding world and is generally regarded as one of the easiest type of welding to learn.

Which gas is used in MIG welding?

MIG (Metal Inert Gas) welding is a welding process in which an electric arc forms between a consumable wire electrode and the work piece. This process uses inert gases or gas mixtures as the shielding gas. Argon and helium are typically used for the MIG welding of non-ferrous metals such as aluminium.

What does Heliarc mean?

Heliarc, which is also known as Gas Tungsten Arc Welding (GTAW) or more popular Tungsten Inert Gas (TIG) welding, was perfected in 1941 by Russell Meredith. For the welding process, a welder will make an arc in between the base metal and the tungsten electrode (the non-consumable).

What do I need for TIG welding aluminum?

TIG welding aluminum requires a shielding gas (usually argon), a tungsten non-consumable electrode and a clean surface to remove any oxide buildup. The oxide has a higher melting point than the aluminum itself, which is why it needs to be removed before welding.

Can you TIG weld without gas?

Simply put, NO, you can’t Tig weld without Gas! Gas is required to protect both the Tungsten Electrode and the weld pool from Oxygen.

What gas is used for TIG welding?

argon

What is TIG welding good for?

TIG welders can be used to weld steel, stainless steel, chromoly, aluminum, nickel alloys, magnesium, copper, brass, bronze, and even gold. TIG is a useful welding process for welding wagons, bike frames, lawn mowers, door handles, fenders, and more.

Is Tig stronger than MIG?

Bottom Line. TIG welding produces cleaner and more precise welds than MIG welding or other Arc welding methods, making it the strongest. That said, different welding jobs may require different methods, while TIG is generally stronger and higher in quality, you should use MIG or another method if the job calls for it.

Is MIG or TIG easier?

The MIG process is more common today than TIG welding. MIG welding is easier to learn and much faster. When deciding between which of the two welding processes to choose from, you can see they have their similarities and differences.

Why is TIG welding so hard?

TIG welding also requires very clean metal. The steel must be prepped by removing rust, oil and mill scale before you strike an arc. The characteristics of a TIG arc don’t allow it to penetrate through any contaminants. Stick and MIG welds can tolerate mill scale and bust through it, but TIG just isn’t capable of this.

Should I learn MIG or TIG welding?

You should learn MIG welding before learning TIG welding. It’s easier to learn, more forgiving of mistakes, and is more often the more appropriate technique in job situations.

What do I need for TIG welding?

Auto-Darkening Helmet. You are required to wear a welding helmet.
TIG Goggles. If you plan to do other welding processes such as MIG or Stick, you should stick with a welding helmet: however, you can buy TIG googles too.
Gloves.
Jacket.
Welder.
Gas Tank.
Tungsten.
Grinder, Sander, and Rods.

What are the disadvantages of TIG welding?

Disadvantage of TIG welding

TIG is a time-consuming process – They are slower than any other welding process.
More complicated – Highly skilled and professional workers are needed to perform TIG welding.
Safety issue – Welders, are exposed to high intensity of light which can cause eye damage.
High initial cost.

How do I start TIG welding?

Step 1: Choose the Electrode. Your TIG is likely to have the right electrode in it already.
Step 2: Grind the Electrode.
Step 3: Insert the Electrode Into Its Collet.
Step 4: Choose the Settings.
Step 5: Turn on the Gas.
Step 6: Prepare Metal and Welding Table.
Step 7: Get Dressed Up!
Step 8: One Last Check.

What are the parts of a TIG torch?

Parts of a TIG Welding Torch

Rigid Torch Body.
Flexible Torch Body (Optional)
Torch Body with Argon Valve (Optional)
Short Back Cap (Optional)
Medium Back Cap (Optional)
Long Back Cap.
Back Cap ‘O’ Ring.
Collet.

What are TIG consumables?

Tig Consumables and Torches

Abrasives (1186)
Walter Abrasives (1165)
Chop Saw Wheels (47)
Walter Cut Off Wheels (83)
Sanding Discs (83)
Walter Flap Wheels (123)
Walter Grinding Wheels (147)
Hand Brushes (4)

What is a gas lens Tig?

A gas lens replaces the collet body that comes standard on a GTAW torch. With a collet, the gas lens helps hold the tungsten in place and creates the electrical contact necessary for proper current transfer. It also serves a more important function: It improves shielding gas coverage and joint accessibility.

Who makes the best TIG torch?

Here is a list of some of the best TIG torches we found on the market:

Weldcraft WP-20-25 Water Cooled TIG Torch. Water-Cooled TIG Torch.
Miller Weldcraft A-200 Air-Cooled TIG Welding Torch. Flexible head.
Parweld WP17 TIG Welding Torch. Air cooled torch.
CK CK17-25-RSF FX TIG Torch.
Miller Weldcraft A-150 TIG Torch.

How do I choose a TIG torch?

When selecting a TIG torch, first consider the current it must handle. As ever, that’s determined by the parent metal and its thickness. More amps demand bigger TIG torches.

Are all TIG torches universal?

“Are tig torches universal”? The answer is yes most standard tig torch’s are universal. With a stubby gas lens kit you can use the 9 and 20 cups on your 17, 18 and 26 to make them smaller. There are adapters for everyone of these torch’s so you can put them on “almost” every welder out there today.

What are the different TIG torch sizes?

The gas/air cooled torches come in four main sizes.

A #24 torch is a gas cooled torch capable of only 80 amps.
A #9 torch is a gas cooled torch capable of 125 amps.
A #17 torch is a gas cooled torch capable of 150 amps.
A #26 torch is the largest of the gas cooled torches – capable of 200 or more amps.