Related Questions

The term high alloy steels is used for alloy steels containing more than ___ of alloying elements.
Apart from alloying, name a material that is used instead of ferritic steels to increase the ultimate strength of unalloyed steels.
Assertion 'a': Hardenability of steel can be increased by adding certain alloying elements.
Reason 'r': The alloying elements can provide a fine dispersion of alloy carbides
The alloying element which can replace tungsten in high speed steels is
Assertion 'a': During casting of aluminium, grain refinement can be achieved by addition of certain alloying elements.
Reason 'r': The addition of the alloying elements may result in the formation of deoxidation products or intermetallic compounds which may act as nucleation sites for grain refinement.
Elinvar, an alloy used in precision instruments, hair springs for watches, etc. contains the following element as principal alloying element
Which of the following pairs regarding the effect of alloying elements in steels are not matched correctly?
Steels containing up to 3% to 4% of one or more alloying elements are known as ________
Steels containing more than 5% of one or more alloying elements are known as ________
Alloy steels containing 0.05% to 0.15% of alloying elements are called _______