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Old January 2nd, 2007, 06:22 PM
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Default Re: WinSPMBTver3.0 Info

Quote:
JaM said:
Maybe it has something to do with Russian markings.

I found this on Vasily Fofanov page: http://armor.kiev.ua/fofanov/

<SNIP>

3BK-31?
3BK-31? round
3VBK-27? (3BK-31? projectile) (in development?)
800mm RHA at 0°
680mm RHA at 0° behind external ERA
660mm RHA at 0° behind integral ERA
Unknown liner; triple charge

So maybe BK-27 is 3BK31 round (3VBK-27)

Perhaps. I have seen various things like this as well.
This one--- http://homepage.ntlworld.com/bob_mac...enetration.htm

lists info

125mm BK-29 (1988) Tandem HEAT 65cm 13

125mm BK-29M Tandem HEAT - ?

125mm BK-31 Tanden HEAT (under development 2003) – 80cm 16

I have also seen this ......
Russian 125mm BK-29 HEAT (1990) 700mm at all ranges

This page
http://www.fas.org/man/dod-101/sys/land/row/type-85.htm

has this to say.
Quote:

The more recent BK-27 HEAT round offers a triple-shaped charge warhead and increased penetration against conventional armors and ERA. The BK-29 round, with a hard penetrator in the nose is designed for use against reactive armor, and as an MP round has fragmentation effects. If the BK-29 HEAT-MP is used, it may substitute for Frag-HE (as with NATO countries) or complement Frag-HE.



So it may look like there are BK-27's and BK-29's that do the same job different ways and it also sounds like the BK-29 predates the BK-27 ( perhaps the 27 entered development first but finished development after the BK-29? )


And like many other bits of information it's difficult to nail something down 100% unless it's equipment 25 years out of date. So, we compromise...... and when we do not everyone is happy and before I start tearing into the OOB's a bit I'm going to wait a day or so and see if someone can give me good, solid info. If not,( as is most likly ) I'll aim for being "close". It's really not a hugely serious issue anyways as it only affects tanks using ERA when fired at by tanks using the DC ammo and in all cases that Russian equipment firing at Russian equipment and that wasn't an important issue in the 1990's ALTHOUGH we do have one source now claiming the BK-27's were available as early as 1988 which , coupled with the HEAT penetration we already allow the Russian 125mm Gun 88 ( penetration 68 ) which fit's quite nicely into the penetration numbers other sources claim for this shell it might be worth making the 125mm Gun 88 the start point for this

We are also faced with one very, VERY big obstacle. The weapons list in the Russian OOB is now full and every weapon there is used. There are no extras and there is ZERO chance of the weapons data being expanded to hold more weapons without screwing up more things in the game than you can imagine so adding new weapons is out of the question. The deal now is to find the best compromise with what we have so what I am faced with is deciding which gun to start applying the DC-HEAT flag to and right now I'm leaning towards the "125mm Gun 88"

Game design is SUCH fun....

Don
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