Cyaniding is the process of________?

1073Mechanical EngineeringMedium

Aobtaining cyanide salts

Bdipping steel in cyanide bath

Cadding carbon and nitrogen by heat treatment of steel to increase its surface hardness

Dmaking corrosion resistant steel

Ereacting steel surface with cyanide salts

Correct answer

C. adding carbon and nitrogen by heat treatment of steel to increase its surface hardness

Explanation

The correct answer is adding carbon and nitrogen by heat treatment of steel to increase its surface hardness.

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