A2/A3- Steel & Aluminium Alloys

Question 1

What are the 3 types of steel?
1.
2.
3.

Answer 1

1. Mild steel.
2. High strength steel.
3. Stainless steel.

Question 2

What is steel a mixture of?

Answer 2

Molten iron and scrap steel.

Question 3

Is steel recyclable?

Answer 3

Yes.

Question 4

Can steel buckle?

Answer 4

No.

Question 5

Discuss why a steel framed structure is a popular form of construction:

Frames are prefabricated, so construction can be completed in _____________.

Off-site fabrication reduces _____________ and ______________.

Answer 5

a short time

risks to people
disruption onsite

Question 6

A steel frame structure allows for:
1.
2.
3.
4.

Answer 6

1. Taller structures.
2. Different types of exterior cladding.
3. Service installations.
4. Future extensions.

Question 7

Do steel frame structures allow buildings to be adaptable and flexible?

Answer 7

Yes.

Question 8

Mild steel is a ________ form of carbon steel which has a _______________________.

Answer 8

plain
low level of carbon

Question 9

Long span steel construction helps create ______________________.

Answer 9

column free space

Question 10

What is 1 use of mild steel?

Answer 10

Welded and bolted for structure.

Question 11

What are 2 features of high strength steel?
1.
2.

Answer 11

1. Highest amount of carbon.
2. High tensile strength.

Question 12

What is high strength steel used for?
1.
2.

Answer 12

1. Tools.
2. Springs.

Question 13

What happens to iron in mild steel manufacturing?
1. Put through a _____________.
2. _____________.
3. Raw materials are __________ into liquid form.
4. The ________________ is altered.
5. The steel is shaped by __________________.

Answer 13

1. blast furnace
2. Smelting
3. melted
4. carbon content
5. press and rolling

Question 14

Mild steel has a high ______________________, so it can _______________________ of a structure without _______________.

Answer 14

compressive strength
support the weight
deforming

Question 15

Mild steel is __________, so it has a low chance of __________________.

Answer 15

ductile
brittle failure

Question 16

What are the 2 benefits of using protective coatings on mild steel?
1. Protective coatings are an active _______ against the _____________, so it is less likely to _____ overtime.

2. Protective coatings _________________ as it can match the _______________ of the building.

Answer 16

barrier
environment
rust

improve aesthetics
colour scheme

Question 17

Prefabricated mild steel can be __________ together ___________. Therefore reducing ________________________.

Answer 17

welded
efficiently
installation time

Question 18

What are 2 features of stainless steel?
1.
2.

Answer 18

1. Lowest amount of carbon.
2. Corrosion resistant.

Question 19

What is 1 use of stainless steel?

Answer 19

Structural framing.

Question 20

Scrap steel is reprocessed using what?

Answer 20

An electric arc furnace.

Question 21

Aluminium alloys can be used for doors and window frames:

1. Because they have a ____________, which reduced the need to replace the door and window frames often.
2. Because they are ____________, which reduces the environmental impacts.

Answer 21

long lifespan

recyclable