Quiz on Low Carbon Steel (LCS)

Which grade of LCS is represented by the color blue?

• Light

• Medium

• Heavy

• Extra Heavy

Which of the following is a correct statement about LCS?

• It is mainly used in aerospace engineering.

• It is mainly used in commercial installations.

• It is mainly used in jewelry making.

• It is mainly used in textile manufacturing.

What is the significance of color coding in LCS?

• It indicates the price.

• It indicates the grade.

• It indicates the manufacturer.

• It indicates the weight.

Which of the following is NOT a thread size mentioned in the document?

• 1/4in BSP

• 3/8in BSP

• 5/8in BSP

• 1in BSP

Which thread size is NOT mentioned in the document?

• 1/2in BSP

• 3/4in BSP

• 1/8in BSP

• 1in BSP

What is the main use of a tee fitting in plumbing?

• To cap a pipe

• To connect three pipes

• To extend pipe length

• To reduce pipe size

What is the function of a tee fitting?

• To connect two pipes

• To connect three pipes

• To extend pipe length

• To cap a pipe

Which part of the compression fitting is used to secure the fitting onto the pipe?

• Spring retainer

• Reinforcement washer

• Rubber seal

• Back nut

In a compression fitting, which component is typically made of rubber?

• Spring retainer

• Reinforcement washer

• Rubber seal

• Back nut

What is the typical shape of a spring retainer in a compression fitting?

• Square

• Circular

• Triangular

• Hexagonal