Publication 2201
Procedures for welding or hot tapping on equipment in service
AWS A2.4
Standard symbols for welding, brazing, and nondestructive examination
AWS A3.0
Standard welding terms and definitions
AWS A5.XX
Series of filler metal specifications
CASTI
Guidebook for ASME-E section IX welding qualifications
API 510
Pressure vessel inspection code: maintenance, inspection, rating, repair, and alteration
API 570
Piping inspection code: inspection, repair, alteration, and rerating of in-service piping systems
API RP-578
Material verification program for new and existing alloy piping systems
API RP-582
Recommended practice and supplementary welding guidelines for the chemical oil and gas industries
WRC Bulletin 342
Stainless steel weld metal: predication of ferrite content
ASNT CP-89
Standard for qualification and certification of non-destructive testing personnel
API STD 650
Welded steel tanks for oil storage
API STD 653
Tank inspection, repair, alteration, and reconstruction
defect
A discontinuity or discontinuities that by nature or a cumulated affect render a part or product unable
to meet minimum applicable excepted standards or specifications. The term designates reject ability.