www.ThinkITI.com

Home
MCQ
Search
Free Apps
Important
Study Groups
Contact Us
Policy

Home
MCQ
Objective Questions
ITI
Machinist
Machinist Set-1
Heat Treatment
29

Heat Treatment MCQ - Machinist(Set-1) with Answers

29) Which one of the following quenching media is used for hardening H.S.S. tool ?

Water

Brine solution

Oil

Soda water

Answer is:

Oil

Heat Treatment MCQ - Machinist(Set-1) with Answers

For more MCQ's Click Here

Related Heat Treatment MCQ - Machinist(Set-1) with Answers

30) What is the hardening temperature for H.S.S. tool ?

1250 Degree Centigrade

950 Degree Centigrade

850 Degree Centigrade

750 Degree Centigrade

Answer is:

1250 Degree Centigrade

31) Which one of the following is the purpose of tempering a hardened steel component ?

To increase toughness

To increase ductility

To increase hardness

To reduce hardness

Answer is:

To increase toughness

32) While normalizing the steel should be cooled

In still air to room temperature

In oil

By forced air

In water

Answer is:

In still air to room temperature

While normalizing the steel should be cooled

33) The process of increasing carbon percentage on the surface of Low-carbon steel is known as

Hardening

Nitriding

Carburizing

Tempering

Answer is:

Carburizing

Heat Treatment MCQ - Machinist(Set-1) with Answers

For more MCQ's Click Here