Metals

Question 1

What is a Ferrous Metal?

Answer 1

A Metal containing iron and Carbon.

Question 2

Give Examples of Ferrous Metals.

Answer 2

Pig Iron, Cast Iron, Medium carbon steel, high carbon steel and mild steel.

Question 3

What is a ferrous Metal?

Answer 3

Metals not containing iron and carbon.

Question 4

Give Examples of Non-Ferrous Metals.

Answer 4

Aluminium Copper, Zinc, Titanium, Sliver

Question 5

What is a Alloy?

Answer 5

A Combination of metals.

Question 6

What Metal comes from Iron?

Answer 6

Magnetite And Haematite

Question 7

What Metal comes from Copper?

Answer 7

Chalcopyrite

Question 8

What Metal comes from Aluminium?

Answer 8

Baurite

Question 9

What Metal comes from Lead?

Answer 9

Galena

Question 10

What Metal comes from Tin?

Answer 10

Cassiterite

Question 11

What Metal comes from Zinc?

Answer 11

Zinc Blende

Question 12

Pig Iron has a very high carbon rate, what is the carbon rate?

Answer 12

3.5-4.5%

Question 13

Wrought iron has a very low carbon rate, What is the carbon rate?

Answer 13

0.04-0.08%

Question 14

Cast Iron is mould liquid Pig Iron, What is the carbon rate?

Answer 14

3.5%

Question 15

Mild Steel is most common for building, What is the carbon rate?

Answer 15

0.15-0.30%

Question 16

what is the carbon rate of Medium Carbon Steel?

Answer 16

0.3-0.7%

Question 17

High carbon steel is used for tools, what is the carbon rate?

Answer 17

0.7-1.7%

Question 18

As carbon percentage increases, hardness of the metal increases. Up to what percentage does the metal starting being brittle? (Weak)

Answer 18

2%