I invented a system to directly translate Wh40k weapon stats into E: A.
It can be found here together with a table for all Tyranid weapons currently existing in Wh40k including variable stats if the same weapon is used by a different Tyranid creature or has the Enhanced Senses biomorph:
http://www.tacticalwargames.net/cgi-bin....t=11378
Perhabs this file helps in the development of the Tyranid armylist
