Questions tagged [mig-31]

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2 votes
1 answer
262 views

Why do the engine of MiG-31 spit out flame when going for afterburner?

I was seeing this image. Always we can see an abnormal flame spit out of the engine when the pilot goes for afterburner. Why?
7 votes
1 answer
1k views

What are these protruding things on this Russian military aircraft (MiG-31BM)?

See the video In the video it is clear that the jet takes off and lands with all these 3 things "open/stretching out" (so it seems to fly just like that - not retracting them). Here is Wiki on that ...
11 votes
3 answers
2k views

Can stainless steel replace titanium for Mach 3+ speeds?

In the documentary Wings of Russia: MiG-25 and MiG-31, they mentioned both aircraft had to use special stainless steel alloys and arc welding to withstand the Mach 2.83 - 3.2 speeds. I couldn't help ...
16 votes
2 answers
18k views

What are the differences between the MiG 31 and MiG 25 (if any)?

What are the differences between the MiG 31 and MiG 25, they look exactly the same, their overall performance the same. Is it the roles they were built for are different?