Engineering Materials
Inconel contains

68% nickel, 29% copper and 3% other constituents
80% nickel and 20% chromium
65% nickel, 15% chromium and 20% iron
80% nickel, 14% chromium and 6% iron

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Engineering Materials
Tungsten in steel

Improves wear resistance, cutting ability and toughness
Improves cutting ability and reduces hardenability
Gives ductility, toughness, tensile strength and anti-corrosion properties
Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties

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