3.1 Contractors
In the absence of specific requirements in the governing design standard , at the option of the engineer
what other standards shall the contractor be certified too ? If no standard is required what shall the
contractor prove ? - W47.1
The contractor must prove their compentency ...
In the absence of specific requirements in the governing design standard , at the option of the engineer
what other standards shall the contractor be certified too ? If no standard is required what shall the
contractor prove ? - ✔✔W47.1
The contractor must prove their compentency to the engineer.
3.1.2 Welding processes
What processes are covered by this standard ? - ✔✔SMAW, GMAW, MCAW, FCAW, SAW, ESW, EGW, SW
Filler metals and allied materials are classified under what standard ? - ✔✔CSA W48
What processes filler metals and other materials not covered under CSA W48? - ✔✔Stud welding is not
covered under CSA W48. It shall conform to the requirements of clause 3.1.2.2
Any welding process not covered by CSA W59 or not written into this standard shall be covered under
the acceptance criteria of what other standard ? - ✔✔CSA W47.1
3.1.3 Prequalified joints
What processes are deemed pre qualified as long as they conform to what clause ? And therefore are
approved for use with out joint welding qualification providing that welding procedures also conform to
clause 4,5,10 - ✔✔SMAW, SAW, FCAW, MCAW (spray transfer) and GMAW (spray transfer) as long as they
conform to clause 10 shall be deemed as prequalified .
, 3.2 Base metal
Steel base metal to be welded under this standard shall conform to what standard?
*equivalent welding quality shall be established on the basis of composition and carbon equivalent -
✔✔Steel material to be welded should conform to CSA or ASTM requirements
What CSA standard shall steel base metal that is to be welded conform to ? - ✔✔CSA G40.21
4.1 Design of welded connections
Welded structures should be designed to permit what ? during construction - ✔✔adequate accessibility
Inspection requirements should be defined where ? - ✔✔On the plans or in the specifications
In the case of partial joint penetration groove welds. where shall it specify the effective throat ? - ✔✔The
design drawing shall specify the required effective throat
Usually the weld symbol will dictate this by showing (CJP) or (PJP) in the weld symbol notes
4.1.3 requirements for welds
What is the definition for CJP - ✔✔Complete joint penetration
What is the definition of PJP - ✔✔partial joint penetration
Define a flare groove weld - ✔✔A flare grove is when one or both sides if the joint to be welded has a
radiused edge.
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