Yes, zones.cfg, last lines
[Global Params]
CargoExplosionRange=15.0
;FuelExplosionRange=3.0
AmmoExplosion=#Splinter_explosion
AmmoForceMultiplyer=1.5
FuelExplosion=#oil_explosion
FuelForceMultiplyer=0.5
Penetration Threshold=0.2
Armor Level Factor=4
Be carefull,
any change may ruin the DM, do small changes and test it in different situations, single ship, convoys, different cargo loadouts, and repeat for all ships in the roster...
Ref