Mărimea utilizată în calculul lungimii iniţiale a unui semifabricat, înainte de îndoire este:
Operatia de indoire 1

Quiz
•
Instructional Technology
•
9th - 11th Grade
•
Hard
Emilia Pancu
Used 10+ times
FREE Resource
6 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
axa neutră
fibra medie deformată
direcţia de laminare
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pentru îndoirea la cald, semifabricatele se încălzesc :
la roşu
în domeniul forjabilităţii metalelor
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Îndoirea cu raze mici de curbură se aplică pentru :
metale şi aliaje dure
metale şi aliaje moi
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La îndoirea ţevilor se recomandă umplerea lor cu :
colofoniu
nisip
rumeguş uscat
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Mărimea razei minime de îndoire depinde de:
forma semifabricatului
natura materialului
grosimea semifabricatului
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pentru calitate superioară a procesului de îndoire se recomandă:
orientarea direcţie de îndoire paralelă cu direcţia de laminare
orientarea direcţiei de îndoire perpendiculară cu direcţia de laminare
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