In steel, the main alloying element added for giving corrosion resistance is
Temperature at which the first tiny new grain appears is known as
A phase transformation in which all the liquid phase transforms on cooling to two solid phase
Name of the structure at C -2.14% and Temp 1147oC
When metals are plastically deformed below their recrystalization temp the process is called
Ability of material to resist deformation due to stress is known as
The property of cementite is
Pearlite (eutectoid) steel has carbon content in %
In steel ________ is added to neutralize the harmful effect of sulphur
Amount of external energy required deform an elastic body is known as
Crystal structure of martensite is
Wrought iron is a
Killed steels are those steels
In Iron Carbide Diagram Martensite is
AISI 1040 steel has
Shores Scleroscope is an instrument used to measure
Percentage of carbon pig iron
Which of the following statement is wrong
Which alloying element increases hot hardness of the steel
Carbon percentage in cementite is
Identify the structure
Identify the structure
Non magnetic ferrite is otherwise called
Minimum Temperature at which cast iron starts melting in deg Celcius
Identify the material used in this car body
Minimum % Cr needed to create Stainless steel is
What is the most common carbon steel found in boilers, pressure vessels, tanks, and piping?
Maximum stress that a material can withstand before failure is
What is the relationship between hardness and ductility?
which is more ductile in following structures