Week 10

Question 1

An inspection of aircraft parts , units components ect , without altering or destroying the physical or material properties and or integrity.

Answer 1

NDI/NDT

Question 2

The most basic NDI/NDT

Answer 2

Visual Inspection

Question 3

Most Hi-tech form of NDI/NDT

Answer 3

Ultrasound

Question 4

the governing body that establishes Recommended Practices for the application ofNDTmethods and also establishes the requirements for certification of NDE personnel.

Answer 4

Canadian General Standards Board

Question 5

refers to the ability of a material to resist abrasion, penetration, cutting action, or permanent distortion.

Answer 5

Hardness

Question 6

Hardness may be increased by?

Answer 6

Cold working or Heat Treatment

Question 7

It is often required and good practice to test parts and materials after the?

Answer 7

Hardening Process

Question 8

This type of Hardness testing uses a hardened spherical ball that is forced into the surface of the metal.

Answer 8

Brinell Tester

Question 9

This type of hardness testing measures the depth, and the hardness is indicated directly on a dial attached to the machine.

Answer 9

Rockwell Tester

Question 10

Two types of penetrators used in Rockwell tester

Answer 10

diamond cone and hardened steel ball

Question 11

when do u use a diamond cone?

Answer 11

for hard materials

Question 12

when do u use a hardened steel ball?

Answer 12

for softer materials

Question 13

What do you look for in a weld inspection?

Answer 13

uniform in width
even ripples
taper smoothly into base metal
no burn marks or signs of overheating
no oxides on base metal > ½ inch from weld
no porosity