Engineering Materials Process of Austempering results in Formation of bainite structure Lamellar layers of carbide distributed throughout the structure Carburised structure Martenistic structure Formation of bainite structure Lamellar layers of carbide distributed throughout the structure Carburised structure Martenistic structure ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials For a steel containing 0.8% carbon There can be any number of critical points There are two critical points There is no critical point There is only one critical point There can be any number of critical points There are two critical points There is no critical point There is only one critical point ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The lower critical point for all steels is 723°C 700°C 913°C 600°C 723°C 700°C 913°C 600°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The crystal structure of brass is C.C. H.C.P. F.C.C. Orthorhombic crystalline structure C.C. H.C.P. F.C.C. Orthorhombic crystalline structure ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Vanadium in high speed steels Provides high hot hardness Promotes decarburisation Promotes retention of austenite Forms very hard carbides and thus increases wear resistance Provides high hot hardness Promotes decarburisation Promotes retention of austenite Forms very hard carbides and thus increases wear resistance ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Gamma iron exits at following temperature Between 1400°C and 1539°C Between 910°C and 1400°C Near melting point Room temperature Between 1400°C and 1539°C Between 910°C and 1400°C Near melting point Room temperature ANSWER DOWNLOAD EXAMIANS APP
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