AWS Weld Inspection & Quality Control

Question 1

What is the main purpose of visual inspection in welding?

Accepted Answer

Identify surface defects

Answer

Measure thickness

Answer

Check internal flaws

Answer

Test mechanical strength

Question 2

Which tool is commonly used in weld visual inspection?

Accepted Answer

Weld gauge

Answer

Caliper

Answer

Micrometer

Answer

Infrared camera

Question 3

What is the purpose of radiographic testing (RT) in weld inspection?

Accepted Answer

Find internal defects

Answer

Detect external cracks

Answer

Visualize surface porosity

Answer

Determine surface temperature

Question 4

Which defect appears as a gap at the weld root?

Accepted Answer

Incomplete penetration

Answer

Undercut

Answer

Porosity

Answer

Overlap

Question 5

Which NDT method uses sound waves to detect weld flaws?

Accepted Answer

Ultrasonic testing

Answer

Magnetic particle testing

Answer

Radiographic testing

Answer

Visual inspection

Question 6

What is porosity in a weld?

Accepted Answer

Gas-filled cavities

Answer

Lack of fusion

Answer

External crack

Answer

Surface burn

Question 7

Which document outlines the specific inspection procedures for a weld project?

Accepted Answer

WPS

Answer

Blueprint

Answer

Inspection log

Answer

Material certificate

Question 8

Which type of discontinuity is caused by improper cooling rates?

Accepted Answer

Cracking

Answer

Overlap

Answer

Undercut

Answer

Incomplete fusion

Question 9

What is the goal of post-weld inspection?

Accepted Answer

Verify code compliance

Answer

Check welder attendance

Answer

Test the welding machine

Answer

Measure ambient temperature