What does GMAW stand for?

What does GMAW stand for?

• A. Gas Metal Arc Welding
• B. Gas Metal Arc Welding with Argon
• C. General Metal Arc Welding
• D. Gaseous Metal Arc Welding

Answer: (A)

Gas Metal Arc Welding is what GMAW stands for. This name reflects a welding process that uses a continuous wire electrode fed through a gun, with an external shielding gas to protect the molten weld from the atmosphere. The gas isn’t fixed in the acronym, so specifying a particular gas like Argon isn’t part of the official name, even though Argon (or other gases like CO2 or a mix) may be used as shielding. This process is also known as MIG welding, but the term GMAW itself doesn’t specify which shielding gas is used. The other options don’t fit because they either change the word to General or Gaseous, or add Argon to the name, which isn’t how the standard acronym is defined.

Gas Metal Arc Welding is what GMAW stands for. This name reflects a welding process that uses a continuous wire electrode fed through a gun, with an external shielding gas to protect the molten weld from the atmosphere. The gas isn’t fixed in the acronym, so specifying a particular gas like Argon isn’t part of the official name, even though Argon (or other gases like CO2 or a mix) may be used as shielding. This process is also known as MIG welding, but the term GMAW itself doesn’t specify which shielding gas is used. The other options don’t fit because they either change the word to General or Gaseous, or add Argon to the name, which isn’t how the standard acronym is defined.