Mechanical Fatigue

Question 1

Mechanical Fatigue

One factor is thermal and mechanical cycles by ________

Answer 1

Extended period

Question 2

Mechanical Fatigue

One caractherisc is _____ failure

Answer 2

Sudden

Question 3

Mechanical Fatigue

Affected materials

Answer 3

All enginering materials

Question 4

Mechanical Fatigue

Resistants materials

Answer 4

Carbon steel and titanium

Question 5

Mechanical Fatigue

Factors: Stress, heat treatment and number of_______

Answer 5

cycles

Question 6

Mechanical Fatigue

Factors: Materials properties and _______

Answer 6

inclusions

Question 7

Mechanical Fatigue

Intiate in______

Answer 7

surface

Question 8

Mechanical Fatigue

Possitive factors : good design and minimize _______

Answer 8

notch, marks, etc

Question 9

Mechanical Fatigue

Damage modes:

• clam ____
• ____ marks
• ______ nucleity

Answer 9

• shell
• beach
• Clam

Question 10

Mechanical Fatigue

NDE:

Answer 10

PT and MT