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In invar, what is the composition of iron and nickel? |
Fe-64%, Ni-36% Ni-68%, Fe-32% Fe-36%, Ni-64% Fe-62%, Ne-38% |
Fe-64%, Ni-36% |
An alloy of steel made of iron and nickel is called Invar (FeNe36). 64% of the composition is made up of iron, while 36% is made up of nickel. Watchmaking is its primary use. Its expansion coefficient is almost zero. |
