In welding with the metal arc process, alternating current is more widely used than direct current.
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Q10: Preheating is required any time that the
Q11: Since _ stainless steels are not hardenable
Q12: _ stainless steels are low in nickel.
Q13: To weld stainless steels, the arc should
Q14: A number of small welds are better
Q16: If you are not sure which filler
Q17: The closer the characteristics of the deposited
Q18: _ cast iron has alloying elements such
Q19: The fractured surface of _ cast iron
Q20: The welding of _ steels, having 0.30
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