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Tungsten in steel________________?
Mechanical Engineeringmedium
Aimproves wear resistance, cutting ability and toughness
refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties
Cimproves cutting ability and reduces hardenability
Dgives ductility, toughness, tensile strength and anticorrosion properties E. raises its melting point
Correct Answer: B. refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties
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