weigh a empty case,then weigh that case full of water
the diff. will be volume in grns. of water
drybean
Came across a Velocity Calculator on a web site i subscribe too http://ammoguide.com/cgi-bin/ai.cgi?...ferer=&curr=ai, one factor needed is the case volume in grains of water in a 308 rifle case all other factors looks like i have them.
can anyone one help me
weigh a empty case,then weigh that case full of water
the diff. will be volume in grns. of water
drybean
Looked on several web sites and found finally that 308 Mil cases hold 56 gr of water (general) and Factory 308 cases hold 58 gr. water (general) close enough
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