zielsicher Englisch, Metalltechnik, Schulbuch

Listen to Aniri and Lilly talking to their supervisor Mr Kaup. There are 5 false statements. Write the right answers into the lines below. true false 1. Lilly and Aniri are quite nervous about tomorrow’s welding lesson. 2. Both girls don’t know anything about detachable connections. 3. Their supervisor is sure that they will do a good job? 4. Mr. Kaup is talking about rivet connections, screwing connec- tions, bolt and pin connections, soldering, gluing, and welding. 5. Rivet connections connect two or more parts; blind rivets are accessible from one side, metal rivets from both sides. 6. Soldering processes never achieve 800°C. 7. Gluing is a thermal joining process of equal or diverse materials. 8. Welding is a joining process, various materials are connected under heat application 9. Quick fastening systems are snap fasteners, snap connections and quick fastening elements to which plug-in connections, clips and screws belong. 2. They know already quite a lot about detachable connections. 4. Screwing connections, bolt and pin connections are detachable connections. 6. High-temperature soldering reaches a temperature of more than 900°C. 7. Gluing is not a thermal joining process. 8. Materials of the same kind are connected. Mosaic What do these pictures show? soldering rivet connection gas welding electric arc welding gluing fasteners 09 A2–B1 listening 7z77sk Word bank upsetting Stauchen rivet shank Nietschaft closing head Schließkopf accessible zugänglich blind rivet Blindniete warm-bonding adhesives Warmkleber cold-bonding ahesives Kaltkleber plug-in connections Steckverbindungen snap fastener Klappverschluss clips Klippse snap schnappen alloy Legierung ✗ ✗ ✗ ✗ ✗ ✗ ✗ ✗ ✗ 137 26 Joining technology Nur zu Prüfzwecken – Eigentum des Verlags öbv