AWS Certified Welding Inspector — FundamentalsWelding SymbolsHard
A complex welding symbol includes a supplementary symbol in the tail indicating 'WPQ'. What does 'WPQ' typically refer to in the context of welding documentation?
- AWelder Performance Qualification
- BWeld Position Quality
- CWeld Procedure Qualification
- DWorkpiece Preparation Quantity
Show answer & explanationAnswer & explanation
Correct answer: A. Welder Performance Qualification
In the tail of a welding symbol, 'WPQ' is a common abbreviation for 'Welder Performance Qualification', indicating that the welder must be qualified to a specific standard or procedure for that weld.
Why the other options are wrong
- B. Weld Position Quality is not a standard abbreviation used in this context.
- C. Weld Procedure Qualification (WPS) refers to the documentation for the welding process itself, not the welder.
- D. Workpiece Preparation Quantity is irrelevant to a symbol in the tail of a welding symbol.
Tail Information (WPQ)
The tail of a welding symbol is used to convey supplementary information not otherwise covered by standard symbols, often including references to specifications, processes, or qualification requirements.
- WPQ in the tail refers to Welder Performance Qualification.
- Other common abbreviations include WPS (Weld Procedure Specification), NDE methods, or special instructions.
- Ensures the welder performing the task is certified for the specific weld.
Memory trick: Tail tells the tale: procedures, processes, people.