J-20 5th Gen Fighter Thread VIII

Atomicfrog

Major
Registered Member
Any reason why they are going with the WS-10C instead of the WS-15? Is it performance related or they can produce enough?
WS-10 of different variants are probably pumped out in large numbers combined with logistics that are established and solid. Most airbase locations probably have WS-10 repairs tooling with J-10, J-11, J-16, soon J-15, J-20...using them.

I think its more a pragmatic choice until they can do the same with WS-15.

Performance wise, I dont think that J-20 with WS-10C is sluggish at all.
 
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Tomboy

Senior Member
Registered Member
WS-10 of different variant are probably pumped out in large numbers combined with logistics that are established and solid. Most airbase locations probably have WS-10 repairs tooling with J-10, J-11, J-16, soon J-15, J-20...using them.

I think its more a pragmatic choice until they can do the same with WS-15.

Performance wise, I dont think that J-20 with WS-10C is sluggish at all.
That just seems like cope, truth is probably closer to WS-15 development ran into issues and is being further delayed for a unknown amount of time. PLAAF obviously wants WS-15 as hinted previously by people on Weibo and considering the alleged massive improvement I don't see why they would be so hesitant to switch if it is ready considering they had to retool the production and supply line for J-20A anyways.
 

Atomicfrog

Major
Registered Member
That just seems like cope, truth is probably closer to WS-15 development ran into issues and is being further delayed for a unknown amount of time. PLAAF obviously wants WS-15 as hinted previously by people on Weibo and considering the alleged massive improvement I don't see why they would be so hesitant to switch if it is ready considering they had to retool the production and supply line for J-20A anyways.
It look like they dont want logistics hurdles, logistics take way more time than producing a batch of engines. Why jumping ship when it<s not operationaly ready ? Having J-20 with better engines that are not flying waiting for parts is way worse than having functionnal aircrafts with engines with a bit less performances.

Look at the US F-35, half of them are not flying mostly because of bad logistics, after about 20 years of production, mostly engine related. Buying F-15 that fly would be better than these. Logistics that make aircrafts fly are more important than performances in the real world.
 
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