Which Surface hardening is preferrable for heating some
portion of Component? a)Surface hardening b)Flame Hardening
c)Nitriding
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Answer / guest
Naveen , we cover all the surface of component with tin
except the portion which we have to hardened(in case of
nitriding), but it is not possible in other two cases.
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The yield point in fatigue loading in comparison to yield point in static loading is: (a)Same (b)lower (c)Higher (d)Half (e)Twice
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