by Sunday | Oct 6 | NABTEB QUESTIONS
The tool used to produce both internal and external thread on the bench are: – Tap and die respectively – Tap for internal thread – Die for external thread
by Sunday | Oct 6 | NABTEB QUESTIONS
Cutting a piece of metal with a hacksaw (1) The work piece must be squarely fixed to the bench vice. (2) The saw bench must be fixed squarely and the teeth pointing forward with at least 3 teeth of the saw blade resting on the work piece. Filling a piece of metal with...
by Sunday | Oct 6 | NABTEB QUESTIONS
1. Apron 2. Gloves 3. Goggles or shield 4. Helmet 5. Safety boots 6. Overall
by Sunday | Oct 6 | NABTEB QUESTIONS
Forging is the process of bending, twisting and hammering of any component to desired or required shape.
by Sunday | Oct 6 | NABTEB QUESTIONS
1. Case Hardening is the process of making the outer part of a component to be hard while leaving the inner part soft. 2. Tempering: This is the process of making or reducing the hardness of a component to a tolerance or the require hardness. 3. Normalizing: This is...