Solutions | Latest 2026 Update
Q: A 95% Ar/5% O2 shielding gas mixture provides higher heat input when
welding aluminum
Answer:
between 1" and 2" thick. False
Q: When welding stainless steel more than 1/4" thick using GMAW, a slight
side-to-side movement
Answer:
should be used. True
Q: Spray transfer is commonly used for thin stainless steel in overhead position.
Answer:
False
Q: Using GMAW on copper is usually restricted to the deoxidized types of copper.
Answer:
True