6,5 x 55 QL

[fisker]

Hej KSB.

Her er lidt ladedata du kan kikke på.
Med 44,9Gr og denne kugle er du 5% under max efter QL

Cartridge : 6.5 x 55 Swedish
Bullet : .264, 120, Barnes 'TTSX'BT S 26430
Useable Case Capaci: 52.361 grain H2O = 3.400 cm³
Cartridge O.A.L. L6: 3.110 inch = 79.00 mm
Barrel Length : 23.6 inch = 600.0 mm
Powder : Norma URP

Predicted data by increasing and decreasing the given charge,
incremented in steps of 2,0% of nominal charge.
CAUTION: Figures exceed maximum and minimum recommended loads !

Step Fill. Charge Vel. Energy Pmax Pmuz Prop.Burnt B_Time
% % Gramm m/s Joule bar bar % ms

-20,0 75 2,328 719 2010 1979 587 92,3 1,549
-18,0 77 2,386 736 2106 2103 605 93,3 1,512
-16,0 79 2,444 753 2205 2235 622 94,4 1,475
-14,0 81 2,502 770 2305 2375 639 95,3 1,439
-12,0 83 2,560 787 2408 2523 655 96,2 1,404
-10,0 85 2,619 804 2512 2679 670 97,0 1,369
-08,0 87 2,677 821 2618 2843 684 97,6 1,336
-06,0 88 2,735 837 2727 3017 697 98,3 1,303
-04,0 90 2,793 854 2837 3201 710 98,8 1,268
-02,0 92 2,851 871 2948 3397 721 99,2 1,234 ! Near Maximum !
+00,0 94 2,909 887 3061 3604 732 99,5 1,200 ! Near Maximum !
+02,0 96 2,968 904 3175 3824 741 99,8 1,168 !DANGEROUS LOAD-DO NOT USE!
+04,0 98 3,026 920 3291 4058 749 99,9 1,137 !DANGEROUS LOAD-DO NOT USE!
+06,0 100 3,084 936 3408 4306 756 100,0 1,107 !DANGEROUS LOAD-DO NOT USE!
+08,0 102 3,142 952 3525 4570 762 100,0 1,078 !DANGEROUS LOAD-DO NOT USE!
+10,0 103 3,200 968 3644 4851 767 100,0 1,049 !DANGEROUS LOAD-DO NOT USE!

Results caused by ± 10% powder lot-to-lot burning rate variation using nominal charge
Data for burning rate increased by 10% relative to nominal value:
+Ba 94 2,909 925 3325 4296 707 100,0 1,113 !DANGEROUS LOAD-DO NOT USE!
Data for burning rate decreased by 10% relative to nominal value:
-Ba 94 2,909 834 2707 2924 722 95,0 1,311



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