Engineering Materials Cyaniding is the process of Adding carbon and nitrogen by heat treatment of steel to increase its surface hardness Reacting steel surface with cyanide salts Dipping steel in cyanide bath Obtaining cyanide salts Adding carbon and nitrogen by heat treatment of steel to increase its surface hardness Reacting steel surface with cyanide salts Dipping steel in cyanide bath Obtaining cyanide salts ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Free carbon in iron makes the metal Soft and gives a fine grained crystalline structure Hard and gives a coarse grained crystalline structure Hard and gives a fine grained crystalline structure Soft and gives a coarse grained crystalline structure Soft and gives a fine grained crystalline structure Hard and gives a coarse grained crystalline structure Hard and gives a fine grained crystalline structure Soft and gives a coarse grained crystalline structure ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Machining properties of steel are improved by adding Sulphur, lead, phosphorous Silicon, aluminium, titanium Vanadium, aluminium Chromium, nickel Sulphur, lead, phosphorous Silicon, aluminium, titanium Vanadium, aluminium Chromium, nickel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials High carbon steel carries carbon percentage 0.3 to 0.6% 0.6 to 0.8% 0.1 to 0.3% 0.8 to 1.5% 0.3 to 0.6% 0.6 to 0.8% 0.1 to 0.3% 0.8 to 1.5% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following element results in presence of free graphite in C.I.? Sulphur Manganese Silicon Carbon Sulphur Manganese Silicon Carbon ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Shock resistance of steel is increased by adding Nickel and chromium Sulphur, lead and phosphorus Nickel Chromium Nickel and chromium Sulphur, lead and phosphorus Nickel Chromium ANSWER DOWNLOAD EXAMIANS APP