7202: Unit 111: Low Carbon Steel Pipework, Join & Fix

Multiple Choice

Which color is used to identify medium grade low carbon steel?

• Brown

• Blue

• Red

• Green

Multiple Choice

Which grade of low carbon steel pipe is most commonly used in plumbing installations?

• Heavy grade

• Medium grade

• Light grade

• High grade

Multiple Choice

What are the two main ways in which smaller sizes of low carbon steel pipework are joined?

• Welded and soldered

• Screwed and compression

• Glued and riveted

• Bolted and fused

Multiple Choice

When cutting a thread onto a length of pipe, how many threads should be visible once the joint is completed?

• None

• One

• One and a half to two

• Three

Multiple Choice

Which of the following statements about screwed threads is correct?

• Male threads are internal threads; female threads are external threads.

• All threads are BSPT, which stands for British Standard Pipe threads.

• The most common sizes are 1in and 2in.

• Female threads are external threads; male threads are internal threads.

Multiple Select

Which of the following are types of screwed fittings shown in the images?

• Elbow

• Tee

• Reducer

• Coupling

Multiple Select

Which of the following are types of compression fittings shown in the images?

• Elbow

• End-cap

• Nipple

• Coupling

Multiple Choice

Which of the following best describes the difference between a male and female adapter in compression fittings?

• Male adapters have external threads, while female adapters have internal threads.

• Male adapters are used for copper pipes, while female adapters are used for steel pipes.

• Male adapters are larger in size than female adapters.

• Male adapters are only used for joining two pipes of the same diameter.

Multiple Choice

What is the main purpose of using clips with low carbon steel pipes?

• To join two pipes together

• To prevent noise, movement, and damage, and to offer support

• To increase the flow rate of water

• To reduce the weight of the pipe

Multiple Select

Which of the following components are involved in adjusting the height of a pipe using a Munsen ring and back plate?

• Munsen ring

• Back plate

• Screw

• Washer