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Chengdu J-20 5th Generation Aircraft News & Discussions

Some new HD pictures with weapons bay completely opened
ZjzODRe.jpg
ydBjkCQ.jpg
U4Tu33m.jpg
48Wx0PW.jpg
Y9OjrhG.jpg
 
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uh... that's not good then?


I had a similar thought, however that image seems "enhanced" (light, contrast, brightness, ..) by some sort, so that the exhaust may be more visible.
 
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Guys ... that's not fair ! Really :mad:

I'm sitting here on my desk while I need to prepare the Chemistry-exams for my pupils that will be written in January. I have to sign in my exams exactly on next Monday 8 o'clock ....

I really cannot work this way.

J-20A - 18.10.16 - 7 XXXL.jpg
 
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Exactly and like I already explained yesterday following @ChineseTiger1986 's post from yesterday, that reported about the J-20A using NOT the AL-31FN but a specialised version based on the AL-31FM2 !

But according to Xi Yazhou, the frontrunner Internet pundit who claims that the J-20A uses the AL-31FM2

The AL-31FM2 appears to be a phantom engine program.

Do we have evidence that the engine was successfully bench-tested, flight-tested, and certified?

In 2012, Aviation Week reported that the AL-31FM2 had completed the climatic bench tests.
http://aviationweek.com/awin/some-tests-complete-sukhoi-engine-upgrade

This news was also confirmed on Salut's website.
http://www.salut.ru/ViewTopic.php?Id=1459

Unfortunately, there appears to be an absence of information past this point.

Here is the Salut news archive. I don't see anything concerning the AL-31FM2 past 2012.
http://www.salut.ru/NewsArchive.php

When did the engine complete flight testing?

When did the engine complete the State Validation Tests?

Salut's website prominently displays the year when the previous AL-31FM1 completed State Validation Tests.
al-31fm1 state validation tests.JPG

http://www.salut.ru/ViewTopic.php?Id=149

I even found news that the AL-31FN Series 3 was approved for full-scale engine production in 2014.
http://www.salut.ru/ViewTopic.php?Id=2325

But where exactly is the news concerning the AL-31FM2? And what evidence do we have that this is even an ongoing program?
 
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