Determine welder qualification thickness range from test coupon thickness per ASME IX QW-452
Input Parameters
Results
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Min Qualified Thickness
in
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Max Qualified Thickness
in
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Positions Qualified
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Pipe Diameter Range
Note: Welder qualification per ASME IX QW-452. 6G (45-degree fixed pipe) is the most comprehensive test position, qualifying all positions. Pipe dia >= 2.875" qualifies all larger diameters.
Reference
ASME IX QW-452 Welder Qualification Ranges:
t < 1/16": min=t, max=2t
1/16" <= t < 3/8": min=1/16", max=2t
3/8" <= t < 3/4": min=1/8", max=2t
t >= 3/4": min=1/8", max=unlimited
6G position qualifies ALL positions