____ is used in tips having eight preheat holes or in a two-piece tip that is not recessed.
A) MPS gas
B) Acetylene
C) Natural gas
D) Propane

Name: ____ is used in tips having eight preheat holes or in a two-piece tip that is not recessed. A) MPS gas B) Acetylene C) Natural gas D) Propane
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Question

Quizplus · Accepted Answer

MPS gas is used in tips having eight preheat holes or in a two-piece tip that is not recessed because it produces a hotter flame than other gases, which is necessary for preheating the metal before welding.

____ Is Used in Tips Having Eight Preheat Holes or in a Two-Piece