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.
What typical welding information would you expect to find on an erection or detail drawing?
correct answers A) location, type, size and length of all welds:
B) distinguish between shop and field welds;
C) groove depths and joint preparations, if there are partial penetration joints,together with the
position of welding;
D) any notes required, e.g. welding sequence, control of distortion, etc..
What are the types of welds as specified in CSA Standard W59? correct answers Welds are
classified as groove, fillet, plug or slot welds.
What is a complete joint penetration (CJP) groove weld? correct answers A CJP groove weld is
one that has complete penetration and fusion of weld and
base metal throughout the thickness of the joint.
What is a partial joint penetration groove weld? correct answers A partial joint penetration
groove weld is defined as one having
joint penetration less than complete
Does CSA Standard W59 allow for the use of intermittent groove welds? correct answers No.
Groove welds must be continuous for the full length of the joint or as otherwise permitted by the
Engineer.