Page 154 - Quick Guide to Welding and Weld Inspection by S.E. Hughes, Clifford Matthews
P. 154
A Quick Guide to Welding and Weld Inspection
Weld throat thickness 24 root oxidation 106
Welder qualifications solid inclusions 100–101
117–120 spatter 107
Welding defects xiv, undercut 104–105
88–107 underfill 104
arc strike 106 Welding problems 40
burn-through 106 Welding procedure
crater pipe 105–106 qualifications xiii,
excessive root 113–114
penetration 103 Welding procedure
incomplete root specification (WPS)
penetration 102 114–117
lack of fusion 101–102 Welding processes 49–66
lamellar tearing 93–95 Welding symbols 8–16
magnetic arc blow 107 Welding/cutting process
overlap 103–104 safety 127
porosity 98–101 Workplace exposure limits
root concavity 102–103 (WELs) 132
138
Woodhead Publishing Ltd – A Quick Guide to Welding and Weld Inspection
Data Standards Ltd, Frome, Somerset – 17/9/200910QG Welding index.3d Page 138 of 138
