Multiple Choice
Why must some castings be repaired without pre- and postheating?
A) They are large or have to be repaired in place.
B) They are made of a type of cast iron that cannot be preheated because it is too soft.
C) It would damage the paint job on the part.
D) Cast iron repairs always require pre- and postheating.
Correct Answer:
Verified
Correct Answer:
Verified
Q19: _ steel has a carbon content of
Q20: What is the major purpose of pre-
Q21: Which type of cast iron undergoes a
Q22: Chromium and carbon combine to form _.
Q23: Two of the most important properties of
Q25: Steels alloyed with carbon and a low
Q26: The most widely used stainless steels are
Q27: To improve weldability in stainless steel, the
Q28: Chromium carbides form when the metal is
Q29: _ steel is used for wear resistance