M

Mr. Dubey • 53.58K Points
Coach 

Q. Low sulphur and chlorine penetrant materials would be used for testing:

(A) Aluminium, steel and plastics
(B) Tool steels, chrome vanadium steel and ferritic stainless steels
(C) Austenitic stainless steels, nickel alloys and titanium
(D) Magnetic materials
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