FIGUUR 6.1 toon sweistoerustingkomponente - NSC Mechanical Technology Welding and Metalwork - Question 6 - 2016 - Paper 1
Question 6
FIGUUR 6.1 toon sweistoerustingkomponente. Beantwoord die vrae wat volg.
6.1.1 Identifiseer die tipe toerusting wat in FIGUUR 6.1 shown word.
6.1.2 Benoem komponen... show full transcript
Worked Solution & Example Answer:FIGUUR 6.1 toon sweistoerustingkomponente - NSC Mechanical Technology Welding and Metalwork - Question 6 - 2016 - Paper 1
Step 1
Identifiseer die tipe toerusting wat in FIGUUR 6.1 shown word
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Answer
Die tipe toerusting wat in FIGUUR 6.1 shown word, is MIG/MAGS-sweistoerusting.
Step 2
Benoem komponente A–G
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Answer
A - Skermgasdylinder
B - Reguleerder
C - Gasvloei meter
D - Ononderbroken draadkontrol
E - Sweispistool
F - Boog
G - Aardklamp
Step 3
Wat is die doel van die gas gedurende die sweisproses?
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Answer
Die doel van die gas gedurende die sweisproses is om te voorkom dat suurstof met die gesmelte metaal in aanraking kom, wat oksidasie kan veroorsaak.
Step 4
Noem TWEE oorsake van die defek: Slakinsluiting
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Answer
Ingelote hoek is te klein.
Vinnige afkooling.
Step 5
Noem TWEE oorsake van die defek: Insnyding
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Answer
Foutiewe elektrode-manipulasie.
Te lae stroom.
Step 6
Noem TWEE maatreëls om gebrekkige smelting te voorkom
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Answer
Pas die elektrode aan en berei die V-groef behoorlik voor.
Weefasiet moet voldoene wees om die kante van die las te smelt.
Step 7
Noem TWEE maatreëls om swieskraters te voorkom
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Answer
Gebruik laer stroom.
Gebruik behoorlike sweistegniek.
Step 8
Verduidelik hoe jy 'n kleurstofdeurdringstoets op 'n sweislas sal doen.
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Answer
Maak die oppervlakvlak met dieselfde metaal, skoon. Kleurstof word op die oppervlak versprei. Laat dit oornag op die sweislas inwerk. Spoel en verwyder die kleurstof. Inspecteer die krake duidelik sodat jy die gebreke kan identificar.
