QL request

Silentstalker

Handloader
Jun 2, 2011
635
30
Would someone please run a QL entry for me? I'm looking for estimated fps for my sons .270 win. It has a 20" barrel. Shooting H 4831 and 130 gr. Nosler Ballistic Tips. My buddies chronograph is out of service and I am hoping QL will get us in the ball park.

Thank you.
 
Code:
Cartridge          : .270 Win. (SAAMI)
Bullet             : .277, 130, Nosler BalTip 27130
Useable Case Capaci: 60.832 grain H2O = 3.950 cm³
Cartridge O.A.L. L6: 3.340 inch = 84.84 mm
Barrel Length      : 20.0 inch = 508.0 mm
Powder             : Hodgdon H4831

Predicted data by increasing and decreasing the given charge,
incremented in steps of 1.0% of nominal charge.
CAUTION: Figures exceed maximum and minimum recommended loads !

Step    Fill. Charge   Vel.  Energy   Pmax   Pmuz  Prop.Burnt B_Time
 %       %    Grains   fps   ft.lbs    psi    psi      %        ms

-10.0  100    54.45   2667    2053   44877  12723     88.7    1.133
-09.0  101    55.06   2700    2105   46493  12915     89.4    1.113
-08.0  102    55.66   2734    2158   48172  13103     90.1    1.095
-07.0  103    56.27   2768    2212   49918  13288     90.7    1.076
-06.0  104    56.87   2803    2267   51735  13469     91.4    1.058
-05.0  105    57.48   2837    2323   53626  13647     92.0    1.040
-04.0  107    58.08   2871    2380   55596  13821     92.6    1.023  ! Near Maximum !
-03.0  108    58.69   2906    2438   57646  13990     93.2    1.006  ! Near Maximum !
-02.0  109    59.29   2941    2496   59783  14155     93.7    0.989  ! Near Maximum !
-01.0  110    59.90   2976    2556   62011  14315     94.3    0.972  ! Near Maximum !
+00.0  111    60.50   3011    2616   64337  14470     94.8    0.956  !DANGEROUS LOAD-DO NOT USE!
+01.0  112    61.11   3046    2678   66762  14619     95.3    0.940  !DANGEROUS LOAD-DO NOT USE!
+02.0  113    61.71   3081    2740   69293  14763     95.7    0.924  !DANGEROUS LOAD-DO NOT USE!
+03.0  114    62.32   3116    2803   71933  14902     96.2    0.908  !DANGEROUS LOAD-DO NOT USE!
+04.0  115    62.92   3152    2868   74707  15034     96.6    0.893  !DANGEROUS LOAD-DO NOT USE!
+05.0  117    63.53   3187    2933   77600  15159     97.0    0.878  !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    111    60.50   3177    2914   77335  14704     99.1    0.882  !DANGEROUS LOAD-DO NOT USE!
Data for burning rate decreased by 10% relative to nominal value:
-Ba    111    60.50   2800    2264   52496  13545     86.7    1.049
 
Back
Top