Why Slag comes on top of weld bead & if ur answer is
related to density then think of overhead welding if slag
is ligter than weld metal then in overhead welding firstly
a laye of slag & then a layer of weld metal must be
deposited.
Answer Posted / pratik patel
That slag is nothing but the FLUX, Welding rods are covered
with flux, in TIG & MIG welding this function is done by
INERT gas. The function of FLUX is to cover the heated
(welding) zone and to prevent contamination of it with
outside air.
Is This Answer Correct ? | 1 Yes | 6 No |
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