CWS Weld Procedure Specifications & Qualification

Question 1

What document describes all the essential and nonessential variables required to produce a weld with the necessary properties?

Accepted Answer

Weld Procedure Specification (WPS)

Answer

A Weld Procedure Specification (WPS) is the document that prescribes all variables necessary to produce a weld meeting the required properties.

Question 2

Which document provides the test results used to support and qualify a Weld Procedure Specification?

Accepted Answer

PQR

Answer

The Procedure Qualification Record (PQR) documents the actual welding data and test results used to qualify a WPS.

Question 3

Under AWS D1.1, which of the following is considered an essential variable in a WPS?

Accepted Answer

Base metal P-number change

Answer

A change in base metal P-number grouping is an essential variable requiring requalification of the WPS.

Question 4

A prequalified WPS under AWS D1.1 means the procedure:

Accepted Answer

Does not require a PQR because it meets all code-prescribed conditions

Answer

A prequalified WPS conforms to all prescribed limitations in the code and does not require a supporting PQR test.

Question 5

What is the primary purpose of a Welder Performance Qualification (WPQ) test?

Accepted Answer

To demonstrate that a specific welder can produce sound welds using a qualified procedure

Answer

A WPQ test verifies that an individual welder has the skill to produce acceptable welds using a given procedure.

CWS - Certified Welding Supervisor Practice Test