____ cast iron is the most widely used type of cast iron. It is easily welded but because it is somewhat porous it can absorb oils into the surface, which must be baked out before welding.
A) Malleable
B) Alloy
C) Gray
D) White
Correct Answer:
Verified
Q1: Preheating a part before starting the weld
Q2: The lower the carbon content of the
Q4: _ cast iron is the hardest and
Q5: For steels containing more than _ carbon,
Q6: Welding stresses occur because as metal is
Q7: The major purpose of preheating and postheating
Q8: _ stainless steels are used for ornamental
Q9: The _ group of stainless steels is
Q10: Preheating is required any time that the
Q11: Since _ stainless steels are not hardenable
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