Enter: c = conform, nc = not conform
Date: Signature of PWE:
C.2 Welding process: Extrusion welding
Type of product: Sheet
Dimensions : en = mm
Welder's name : Control NoJCode
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2.2 |
3.2 |
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1 |
Welding of test pieces |
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- weld edge preparation |
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- component alignment |
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-welding rod (type, conditions, pretreatment |
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- equipment (conditions, setting) |
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- equipment control measurement |
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. extrudat temperature |
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. gas flow rate |
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. gas temperature |
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. extrudat output |
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. welding speed |
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- equipment handling (wed start, weld end) |
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- welding record |
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Evaluation |
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2 |
Visual examination: |
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- root defects (notches, cavities...) |
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- homogeneity : shape, evenness of weld |
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- lateral breakout/welding shoe guidance |
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-joint coverage/edge welding |
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- heat effect/heating width/overheating |
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Evaluation |
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3 |
mechanical-technological examination: |
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- minimum bending angle (required |
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- bending angle (actual value) |
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Evaluation of bend testa |
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Result |
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a if required |
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Enter: c = conform, nc = not conform
Date: Signature of PWE:
C.3 Welding process: Heated tool buttwelding
Type of product: Sheet Dimensions: en = mm |
Pipe dn= mm en = mm SDR |
Welder's name : Control No./Code
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Sub-group |
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1.3 |
2.3 |
2.4 |
2.5 |
3.3 |
3.4 |
3.5 |
4.2 |
4.3 |
5.2 |
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1 |
Welding of test pieces |
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- base material (type, conditions) |
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- weld edge preparation |
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- component alignment |
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- ovality |
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- choice of weld parameters |
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- equipment (conditions, setting, control measurement) |
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- equipment handling |
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- welding record |
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Evaluation |
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2 |
Visual examination: |
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Weld beads |
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- shape |
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- height/width |
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- surface |
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- notch between weld bead |
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- misalignment |
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- evenness of weld |
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- defect in cross-section |
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Evaluation |
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3 |
mechanical-technological examination: |
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- tensile test |
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- short term tensile welding factor fs (required) |
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- short term tensile welding factor fs (actual) |
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Evaluation of welding factora |
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- minimum bending angle (required |
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- bending angle (actual value) |
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Evaluation of bend testa |
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Result |
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a if required |
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