Welding Inspection and Testing Principles
1. Examine cut surfaces and edges of prepared base metal parts.
2. Examine tack, root passes, intermediate layers, and completed welds.
2. Examine tack, root passes, intermediate layers, and completed welds.
Testing and Inspection of Welds
Chapter 23
Objectives:
- Describe the difference between mechanical or destructive and nondestructive testing.
- List the 12 most common discontinuities and the nondestructive methods of locating them.
- Discuss how both mechanical or destructive and nondestructive testing are performed.
- Explain why welds are tested.
- Evaluate a weld according to a given standard or code.
Welder Certification
Chapter 24
Objectives:
- Explain welder qualification and certification.
- Outline the steps required to certify a welder.
- Make welds that meet a standard.
- Explain the information found on a typical welding procedure specification