Which of the following inert gases is used for Welding metals
a) He
b) Ne
c) Ar
d) Xe
Answers
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1
Answer:
Hellium (He) is used for welding
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Explanation:
Gases used in welding and cutting processes include: shielding gases such as carbon dioxide, argon, helium, etc. fuel gases such as acetylene, propane, butane, etc. oxygen, used with fuel gases and also in small amounts in some shielding gas mixtures.
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