QL Request 7mm Rem Mag

[Partisan]

7mm Rem Mag
24" Barrel
160 gr Partition
New Hornady Brass
Fed 215
AA MagPro

Chrono data for charge weights are tracking with Nosler published values but starting to see primers flattened a bit although not excessive.
Thanks

 

[DrMike]

Cartridge          : 7 mm Rem. Mag.(SAAMI)
Bullet             : .284, 160, Nosler PART SP 16327
Useable Case Capaci: 74.309 grain H2O = 4.825 cm³
Cartridge O.A.L. L6: 3.290 inch = 83.57 mm
Barrel Length      : 24.0 inch = 609.6 mm
Powder             : Accurate MAGPRO

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
 %       %    Grains   fps   ft.lbs    psi    psi      %        ms

-20.0   78    56.80   2388    2027   30309  10955     86.5    1.633
-18.0   80    58.22   2452    2137   32451  11350     88.0    1.591
-16.0   82    59.64   2517    2250   34749  11735     89.4    1.551
-14.0   84    61.06   2581    2367   37220  12110     90.8    1.509
-12.0   86    62.48   2646    2488   39874  12471     92.1    1.461
-10.0   88    63.90   2711    2612   42693  12819     93.3    1.414
-08.0   90    65.32   2777    2739   45692  13150     94.4    1.369
-06.0   92    66.74   2842    2870   48903  13463     95.4    1.326
-04.0   94    68.16   2908    3004   52342  13757     96.4    1.284  ! Near Maximum !
-02.0   96    69.58   2973    3140   56029  14029     97.2    1.243  ! Near Maximum !
+00.0   97    71.00   3039    3280   59983  14279     97.9    1.204  ! Near Maximum !
+02.0   99    72.42   3104    3423   64228  14504     98.5    1.167  !DANGEROUS LOAD-DO NOT USE!
+04.0  101    73.84   3169    3568   68790  14703     99.1    1.131  !DANGEROUS LOAD-DO NOT USE!
+06.0  103    75.26   3234    3716   73698  14874     99.5    1.096  !DANGEROUS LOAD-DO NOT USE!
+08.0  105    76.68   3299    3867   78984  15016     99.8    1.062  !DANGEROUS LOAD-DO NOT USE!
+10.0  107    78.10   3364    4019   84687  15128     99.9    1.029  !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     97    71.00   3198    3634   72916  14024    100.0    1.106  !DANGEROUS LOAD-DO NOT USE!
Data for burning rate decreased by 10% relative to nominal value:
-Ba     97    71.00   2824    2833   47509  13699     91.0    1.334

 

[Partisan]

Thank You Dr.Mike. Very appreciated!
Very Close to what I am seeing. 70.0grs chrono'd average of 5 shots = 2986 fps at 28 degs F.

Thank You again.