The centre of the extruded product can develop cracks called as?
A) centre cracking
B) centre burst
C) arrow headed fracture
D) all of the mentioned
Correct Answer:
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Q8: When an asymmetrical section is roll formed,
Q9: Which of the following is true about
Q10: In which extrusion process the direction of
Q11: Which of the following is not used
Q12: Which of the following is not a
Q14: Which of the following processes of metal
Q15: Stretch forming is a process which involves
Q16: Forming is a process that changes the
Q17: Rolling is a forming process in which
Q18: In stretch forming, spring-back is a very
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