
Materiali 1
Authored by Claudia Trapani
Other
1st Grade
Used 1+ times

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50 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Austenitico, martensitico e ferritico sono tutte forme di quale lega metallica?
Super leghe
Leghe di titanio
Acciai inossidabili
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Il cromo mescolato con l'acciaio aumenterà la sua
Resistenza alla corrosione
Malleabilità e duttilità
Forza di fatica
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Gli acciai di alta qualità sono normalmente realizzati con quale processo?
Forno elettrico ad arco
Processo Martin-Siemens
Processo Bessemer
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Lo scopo dell'indurimento superficiale è quello di
Ridurre il carbonio nell'acciaio
Produrre un caso rigido su un nucleo duro
Produrre un nucleo duro
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quando un pezzo di prova in acciaio viene allungato oltre il suo limite elastico senza rompersi, lo farà
Deformare temporaneamente
Diventare più elastico
Deformare in modo permanente
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La cementite è
Morbido e debole
Forte ma duro e fragile
Forte senza essere fragile
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La nitrurazione dell'acciaio viene effettuata in
Gas ammoniacale
Azoto
Metano e propano
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