Repair Welder Qualification as per ASME Sec IX

[Sandesh Pandey]

 

Excerpt from Sec IX

 

QW-202.3 Weld Repair and Buildup.

WPS qualified on groove welds shall be applicable for weld repairs to groove and fillet welds and for weld buildup under the following provisions:

 

(a) There is no limitation on the thickness of base metal or deposited weld metal for fillet welds.

(b) For other than fillet welds, the thickness range for base metal and deposited weld metal for each welding process shall be in accordance with QW-451, except there need be no upper limit on the base metal thickness provided qualification was made on base metal having a thickness of 11⁄2 in. (38 mm) or more.

 

Share your comment please.

 

Sandesh

[Priyankesh Kumar]

Mr John,

 

Can your provide code reference for Repair welder qualification,

 

Sec IX specifies as:

 

QW-304 - WPS is also qualified to weld in accordance with other qualified WPSs, using the same welding process, within the limits of the essential variables of QW-350.

 

Comments please.

 

Re,

Priyankesh

[Priyankesh Kumar]

Please correct the clause QW-304 A welder qualified to weld in accordance with one qualified WPS is also qualified to weld in accordance with other qualified WPSs, using the same welding process, within the limits of the essential variables of QW-350.