QUESTIONS AND ANSWERS
2026
CSA Standard W59 covers the welding requirements for
what type of steel construction? -correct Answers -The
welding requirements of CSA Standard W59 can be
applied to carbon and low-alloy welded steel
What types of structures are covered in CSA Standard
W59? -correct Answers -CSA Standard W59 covers
statically- and cyclically-loaded (repetitive loading)
structures.
What is a low-hydrogen electrode? -correct Answers -A
low-hydrogen electrode is an electrode that deposits weld
metal with a specified maximum limit of diffusible
hydrogen.
What are the requirements for contractor certification? -
correct Answers -When mandated in the contract or in the
governing design Standard*, all Contractors performing
work under this Standard must be certified to CSA W47.1
for welded fabrications.
What welding processes are covered in CSA Standard
W59? -correct Answers -This standard covers the SMAW,
GMAW, GTAW, MCAW, FCAW, SAW, ESW, EGW and
SW processes.
, Does CSA Standard W59 specify requirements for stud
welding? -correct Answers -Yes, Clause 6 has
requirements for stud welding.
Does CSA Standard W59 contain provisions for pre-
qualified joints? -correct Answers -Yes, Clause 10 has
details for the geometry of joints that are prequalified,
provided
the welding procedures
What base metals can be welded under CSA Standard
W59? -correct Answers -Welding Supervisor - the
company's designated person(s)
directly responsible for ensuring that qualified tack welders,
welders, and welding operators weld in accordance with
approved or accepted welding procedure data sheets in
the shop and the field.
The requirements for welding symbols are specified in
what standard? -correct Answers -Welding symbols shall
be as shown in AWS Standard A2.4, together with the
additional conventions developed for CSA Standard W59
and shown in Annex D of CSA Standard W59.
What information should be given on a design drawing? -
correct Answers -A design drawing should contain:
information for preparation of detail and erection drawings;
the effective throat thickness shall be defined, if there are
partial penetration groove welds.