Structural Weld Set (SWR-1)
Three-Dimensional Training Aid Interpretation Sheet
T-joint Porosity Sample
Side A: Location A1: Cluster Porosity: (1/8”)+(3x3/23)=13/32 (0.406”).
Location A2: Random Porosity: (3x1/8”)=3/8” (0.375”).
Location A3: Random Porosity: (1/8”)+3x1/16”)=5/16 (0.313”).
Weld size “ ¼”
Side B: Location B1: Linear Porosity: (2x1/16”)+(2x3/32”)=5/16” (0.313”).
Location B2: Random Porosity: (1/8”)+(2x3/32”)+(2x1/16”)=7/16” (0.438”).
Location B3: Random Porosity: (1/8”)+(2x3/32”)+(2x1/16”)=7/16” (0.438”).
Weld size = ½”
Butt Joint Sample
Undercut greater than 1/32”
Weld reinforcement greater than 1/32” and less than 1/8”.
Guided Bend Samples
Bend A: Acceptable corner crack (3/16”), Rejectable crack (5/32”).
Bend B: Acceptable porosity (2@1/16”).
Bend C: Acceptable crack (5/64”), Rejectable crack (9/64”).
Bend D: No discontinuities
Fillet Weld Sample A
Side 1: Overlap present
Pockmark less than 3/8”, 2-1/2” from left end.
Weld size 3/16”
Side 2: Weld size 3/16”.
Side 3: Acceptable porosity.
Weld size ¼”.
Side 4: Undercut less than 3/32”.
Weld size 3/16”.
Filet Weld Sample B
Side 1: Pockmark less than 7?8”, 2-1/2” from left end.
Weld size ¼”.
Side 2: Multipass.
Weld size 5/16”.
Side 3: Arc strike 1-3/4” from left end.
Weld size 3/16”.
Side 4: Pockmark greater than 5/8 (0.688), 1-1/4” from left end.
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