Originally Posted by
Outpost75
These data from Larry Gibson. Pressures measured in his 10 inch Contender pistol chambered in .32 H&R Mag. with Oehler 43 PBL. R-P .32 S&W Long cases with Winchester small pistol primers except where noted. Lyman 116-grain #311008 sized .312 roll crimped at 1.257" OAL.
Alliant Bullseye
Start load 2.3 grains, 863 fps, 7 Sd, 14,900 psi, 600 Sd
Recommended 2.5 BE 908 fps, 14 Sd, 15,900 psi, 1,500 Sd
Repeat CCI 500, 2.5 BE 902 fps, 10 Sd, 15,500 psi, 500 Sd
Do Not Exceed 3.0 BE 1028 fps, 12 Sd, 20,300 psi, 700 Sd
Alliant Unique Powder
Start 2.5 grs. Unique , 849 fps, 21 Sd, 13,600 psi, 600 Sd
Max. Pre-WW2 2.8 Uniq. 886 fps, 19 Sd, 14,100 psi, 500 Sd
Repeat CCI 500, 2.8 Uniq. 886 fps, 22 Sd, 14,500 psi, 900 Sd
Recommend 3.0 Unique 951 fps, 18 Sd, 16,300 psi, 800 Sd
Do Not Exceed 3.5 Uniq. 1062 fps, 15 Sd, 21,400 psi, 1500 Sd
Revolver velocity will be about 100 fps less.