Engineering Metallurgy Assignment | Buy Homework Help | Instant Homework Help

Explain briefly: 1- The effect of metals point on their modulus of elasticity. 2- The effect of heating temperatures on the modulus of elasticity of materials. Give the reason for the following statements : 1- Grey cast iron used in construction of heavy duty machines 2-White cast iron very hard and brittle 3- The mechanical properties of ductile iron and malleable iron approximately the same 4- Ductile iron with pearlite matrix stronger than ductile iron with ferrite matrix. 5- Compact graphite irons (CGIs) is used for manufacturing exhaust manifolds.