This document provides an overview of welding standards and qualifications. It discusses various welding processes like shielded metal arc welding, gas metal arc welding, and gas tungsten arc welding. It also covers topics like weldability of steels, welding defects, non-destructive testing, welding procedure and performance qualification records, company welding standards, welder qualification, operator qualification, welding symbols, welding inspection, acceptance criteria, tolerances, and a glossary of important welding standards.

1. Contents
Chapter
number
Contents Page
number
1. Weldability of carbon steels.
2 Arc physics
3 Manual/ Shielded Metal Arc Welding
4 Gas Metal Arc Welding-GMAW.
5 Gas Tungsten Arc Welding—GTAW.
6 Resistance Welding
7 Stainless Steel Welding.
8 Welding Of Dissimilar Metals.
9
Prevention and Control of Weld Distortion.
10 Welding Defects.
11 Introduction to to DT&NDT techniques.
12 Introduction to WPS,PQR
Part -b
13
Introduction to company welding standards
ISO-3734&EN 15085
14 Welder qualification as per EN 287
15 Welding operator qualification as per ISO 1418
16 Welding Symbols as per ISO 2553
17 Welding visual inspection as per iso 17637
18 Acceptance criteria as per ISO 5817
19
General tolerances on welded constructions as
per ISO 13920
20 Glossary of important welding standards