Welding Inspection & Metallurgy API ICP Self Study Notes

3.64 welder certification: Written verification that a welder has produced
welds meeting a prescribed standard of welder performance.
3.65 welding: A joining process that produces coalescence of base metals by
heating them to the welding temperature, with or without the application of
pressure or by the application of pressure alone, and with or without the use
of filler metal.
3.66 welding engineer: An individual who holds an engineering degree and
is knowledgeable and experienced in the engineering disciplines associated
with welding.
3.67 weldment: An assembly whose component parts are joined by welding.
3.68 weld joint: The junction of members or the edges of members which are
to be joined or have been joined by welding.