About this document

Understanding Welding Procedure Specifications by nwoha is a document available to read on EtoBox.

This document provides an introduction to reading, understanding, and using Welding Procedure Specifications (WPS). It defines key terms like WPS, PQR, and essential/non-essential variables. The document explains that a PQR must come before a WPS, as the PQR documents the welding of a test coupon used to qualify the WPS. It also summarizes information found on an example WPS, highlighting points for the welding process, materials, and joint design. Questions are provided throughout to help understand the ap

Author

nwoha

Language

EN