2.  perpendicular to lines of slag distribution

3.  uniform in all directions

4.   unpredictable

1.  cast iron

2.  mild steel

3.  stainless steel

1.  contains 1.7 to 3.5% carbon in free state and is obtained by the slow cooling of molten cast iron

2.  is also known as chilled cast iron and is obtained by cooling rapidly. It is almost un-matchable

4.  is produced by small additions of magnesium(or cerium) in the ladle. Graphite is in the nodular or spheroidal form and is well dispersed throughout the material

2.  high speed steel

3.  all non-ferrous materials

4.  all of the above

1.  percentage of carbon

2.  percentage of alloying elements

3.  heat treatment employed

2.  hard

3.  ductile

4.  tough

1.  contains 1.7 to 3.5% carbon in free state and is obtained by the slow cooling of molten cast iron

2.  is also known as chilled cast iron and is obtained by cooling rapidly. It is almost unmatchable

3.  is produced by annealing process. It is soft, tough and easily machined metal

2.  90% copper and 10% tin

3.  85-92% copper and rest tin with little lead and nickel

4.  70-75% copper and rest tin

2.  B.C.C.

3.  H.C.P.

4.  Orthorhombic crystalline structure

2.  silver, tin, nickel

3.  silver, lead, zinc

4.  silver, copper, aluminum