ISO 9606-1-2012 pdf free download.Qualification testing of welders – Fusion welding- Part 1: Steels.
4 Reference numbers, symbols and abbreviated terms
4.1 General
The following abbreviations and reference numbers shall be used when completing the welder’s qualification
test certificate (see Annex A).
4.2 Reference numbers of welding processes
This part of ISO 9606 covers the following manual or partly mechanized welding processes (reference numbers of welding processes for symbolic representations are listed in ISO 4063):
111 manual metal arc welding
114 self-shielded tubular cored arc welding
121 submerged arc welding with solid wire electrode (partly mechanized)
125 submerged arc welding with tubular cored electrode (partly mechanized)
131 MIG welding with solid wire electrode
135 MAG welding with solid wire electrode
136 MAG welding with flux cored electrode
138 MAG welding with metal cored electrode
141 TIG welding with solid filler material (wire/rod)
142 autogenous TIG welding
143 TIG welding with tubular cored filler material (wire/rod)
145 TIG welding using reducing gas and solid filler material (wire/rod)
15 plasma arc welding
311 oxyacetylene welding
See ISOITR 25901 and ISO 857-1 for the definition of manual and partly mechanized welding. NOTE The principles of this part of ISO 9606 can be applied to other fusion welding processes.
4.3 Symbols and abbreviated terms
4.3.1 For test pieces
a design throat thickness
BW butt weld
D outside pipe diameter
FW fillet weld
11 length of test piece
‘2 half-width of test piece
If examination length
P plate
deposited thickness or fused metal thickness in butt welds
r material thickness of test piece (plate or wall thickness).ISO 9606-1 pdf download.