Welcome to this comprehensive beginner's guide to AWS D1.1 Clause 4B! If you're a welder looking to better understand the critical requirements for welder qualification, this video breaks it down in simple, easy-to-understand terms. Whether you're new to welding or just need a refresher, we'll walk you through the key concepts of Clause 4B, covering essential topics like welder performance qualifications, testing methods, and the standards you need to meet for certification.
In this video, you'll learn:
The purpose of AWS D1.1 Clause 4B in welder qualification
Key requirements for welder qualification tests
Common challenges and how to navigate them
0:00 Introduction
0:16 Table of Contents
4:34 The Wall
6:35 Table 4.1
10:44 Table 4.2
12:28 4.6 Weld Types for WPS Qualification
14:24 4.7 Preparation of WPS
15:37 4.8.3 Base Metal Qualification.
16:37 Table 4.9
20:31 4.8.4 Preheat and Interpass Temperature.
22:25 4.9 Methods of Testing and Acceptance Criteria for WPS Qualification . The welded test assemblies
22:50 4.9.1 Visual Inspection of Welds.
27:13 4.93.1 Root, Face, and Side Bend Specimens
28:11 4.93.2 Longitudinal Bend Specimens.
28:55 4.9.33 Acceptance Criteria for Bend Tests The connes surface of the bend test specimen shall be visually
30:24 Guided Bend Test Specimens
30:55 4.9.4 Macroetch Test.
32:32 4.9.5 Retest
34:54 4.10 CJP Groove Welds
37:12 Questions?