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

Welder Performance Qualification Record

Answer

Procedure Qualification Record (PQR)

Answer

Welding Inspection Report

Question 2

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

Accepted Answer

PQR

Answer

WPS

Answer

WPQR

Answer

WQTR

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

Travel speed

Answer

Groove weld backing type

Answer

Interpass temperature

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

Has been tested and approved by a third-party laboratory

Answer

Is exempt from all inspection requirements

Answer

Has been previously used on a project without failures

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

To qualify a new welding process for a specific base metal

Answer

To verify that welding equipment meets minimum standards

Answer

To approve a contractor's welding program

Question 6

When a welder's qualification expires due to inactivity, the typical minimum period of inactivity that causes expiration under AWS standards is:

Accepted Answer

6 months

Answer

3 months

Answer

1 year

Answer

2 years

Question 7

Which of the following changes to a WPS would typically be classified as a nonessential variable?

Accepted Answer

Changing the groove design within code limits

Answer

Changing the filler metal classification

Answer

Changing the base metal thickness beyond qualified range

Answer

Changing the weld position