Quote:
Originally Posted by Gun 4 Fun
It depends on where you get your data from OCD1. 
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Just thought the powder Manufactures web site might be a novel place to start which is why I linked it. It does not cut and paste well.
Also looked in Speer 18, New Hornady and Lymans and gave him the lowest.
He of course is free to use whatever he chooses.
158 GR. CAST LSWC Winchester 231 .358" 1.475" 3.1 782 11,900 CUP 3.7 834 14,600 CUP 158 GR. HDY XTP Winchester 231 .357" 1.455" 3.8 661 12,600 CUP 4.3 779 15,900 CUP