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6mm BR Norma

Test barrel: 650 mm (25½”), 1 in 8” twist
Primers: Small Rifle
Cases: Lapua, trim-to length 39,40 mm (1.551”)

Bullet Powder Starting load Maximum load
Weight Type Mfg C.O.L Type Weight Velocity Weight Velocity
[g] [grs]     [mm] [in.]   [g] [grs] [m/s] [fps] [g] [grs] [m/s] [fps]
4,5 70 HPBT Sierra 57,0 2.244 N133 1,64 25.3 864 2834 1,86 28.7 957 3140
            N135 1,88 29.0 901 2956 2,20 33.9 1009 3310
5,0 77 HP Lapua 57,0 2.244 N135 1,81 27.9 880 2887 2,01 31.0 957 3140
            N140 1,94 29.9 882 2894 2,15 33.2 965 3166
            N540 2,00 30.9 888 2913 2,18 33.6 980 3215
5,0 77 HP SJ Lapua 60,0 2.362 N133 1,85 28.5 884 2900 2,01 A 31.0 A 964 A 3163 A
            N140 2,05 31.6 900 2953 2,22 34.3 982 3222
            N540 2,14 33.0 914 2999 2,31 35.6 999 3278
5,5 85 TSX Barnes 58,5 2.303 N140 1,62 25.0 775 2543 1,88 29.0 877 2877
            N150 1,63 25.2 776 2546 1,90 29.3 874 2867
            N540 1,72 26.5 803 2635 1,97 30.4 908 2979
5,8 90 Scenar Lapua 60,0 2.362 N140 1,68 26.0 788 2584 1,93 29.8 871 2858
            N540 1,69 26.1 757 2484 2,20 33.9 952 3123
5,8 90 Scenar SJ Lapua 60,0 2.362 N135 1,85 28.5 830 2723 2,04 A 31.5 A 906 A 2972 A
            N140 1,96 30.2 847 2779 2,12 32.7 922 3025
            N540 2,02 31.2 854 2802 2,19 33.8 936 3071
5,8 90 Naturalis Lapua 54,7 2.154 N140 1,75 27.0 790 2592 2,03 31.3 879 2884
            N150 1,81 27.9 795 2608 2,10 32.4 887 2910
            N540 1,89 29.2 816 2677 2,11 32.6 915 3002
6,5 100 Mega Lapua 55,3 2.177 N140 1,66 25.6 737 2419 1,88 29.0 825 2707
            N540 1,81 27.9 772 2533 2,01 31.0 857 2812
6,8 105 Scenar Lapua 60,0 2.362 N140 1,67 25.8 746 2447 1,87 28.9 821 2694
            N540 1,75 27.0 756 2480 1,97 30.4 846 2776
6,8 105 Scenar SJ Lapua 60,0 2.362 N140 1,83 28.2 763 2503 2,02 A 31.2 A 843 A 2766 A
            N150 1,85 28.5 769 2523 2,05 31.6 841 2759
            N540 1,88 29.0 777 2549 2,08 32.1 861 2825

A = Accuracy load

LIGHT GREY TEXT BOX INDICATES MAXIMUM LOAD - USE WITH CAUTION!
LOADS LESS THAN MINIMUM CHARGES SHOWN ARE NOT RECOMMENDED

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