Die tabel hieronder toon vier sweisdefekte - NSC Agricultural Technology - Question 4 - 2021 - Paper 1
Question 4
Die tabel hieronder toon vier sweisdefekte. Teken die tabel in jou ANTWOORDEBOOK en skryf die antwoorde op VRAG 4.1.1 tot 4.1.8 neer.
ILLUSTRASIE NAAM VAN DIE SWEIS... show full transcript
Worked Solution & Example Answer:Die tabel hieronder toon vier sweisdefekte - NSC Agricultural Technology - Question 4 - 2021 - Paper 1
Step 1
4.1.1: Poresheid
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Poresheid is 'n sweisdefek wat ontstaan wanneer die gesmelte metaal nie goed genoeg saamvloei nie. Dit kan ontstaan deur 'n verstopte spuitstuk of 'n te hoë gasvloei.
Step 2
4.1.2: Verstopte spuitstuk
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Dit kan veroorsaak word deur 'n hoë gasvloei of korrektie lae.
Step 3
4.1.3: Spatsels
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Spatsels gebeur as gevolg van onvoldoende stroom of te hoë spanning.
Step 4
4.1.4: Onvoldoende stroom
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Onvoldoende stroom kan lei tot onvoltooid sweiswerk of 'n swak verbinding.
Step 5
4.1.5: Inkateling/insnyding
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Dit gebeur wanneer die sweispoel te vinnig beweeg of ongepaste parameterinstellings.
Step 6
4.1.6: Swak tegniek
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Swak tegniek kan lei tot 'n swak kwaliteit van die sweis.
Step 7
4.1.7: Gebrek aan saamsmelting
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Dit kan gebeur as gevolg van onjuiste stelling van die spuitstuk of die loop van die sweisproses.
Step 8
4.1.8: Amperte te laag
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Verkeerde spuitstuk hoek of onjuiste kraginstelling kan 'n lae amperte wees.
