Find the elongation in steel wire?

Question

Find the elongation in a steel wire of length 1.35 m and diameter of 9.58 x 10^-2 cm if a mass of 15.0 kg is hung from it?

Answer 1

This will help you

http://en.wikipedia.org/wiki/Elastic_modulus

but you still need the elastic modulus of steel, which according to

http://hyperphysics.phy-astr.gsu.edu/hbase/permot3.html

is

200E+9 N/m2