7 mm SAUM QL

[frankm]

Would someone be kind enough to run a QL for me for a 7 SAUM, R.E.M. Case, RL19, CCI250 and the following 2 bullets at listed OAL....
140 Core Lokt Ultra. 2.80 OAL
140 TSX BT 2.75 OAL

24" barrel

Thx much for any help!

 

[DrMike]

Don't have bullet dimensions for a 140 grain CoreLokt Ultra.

Cartridge          : 7 mm Rem SA Ultra Mag
Bullet             : .284, 140, Barnes 'TSX'BT 30289
Useable Case Capaci: 64.150 grain H2O = 4.165 cm³
Cartridge O.A.L. L6: 2.750 inch = 69.85 mm
Barrel Length      : 24.0 inch = 609.6 mm
Powder             : Alliant Reloder-19

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   93    55.17   2847    2520   46483  10552     95.1    1.273
-09.0   94    55.78   2878    2575   47984  10674     95.6    1.256
-08.0   95    56.40   2909    2631   49539  10792     96.0    1.240
-07.0   96    57.01   2941    2688   51149  10907     96.4    1.223
-06.0   97    57.62   2972    2745   52813  11019     96.8    1.205
-05.0   98    58.24   3003    2803   54538  11127     97.2    1.188
-04.0  100    58.85   3034    2861   56324  11231     97.5    1.170  ! Near Maximum !
-03.0  101    59.46   3065    2920   58174  11332     97.8    1.153  ! Near Maximum !
-02.0  102    60.07   3096    2979   60088  11427     98.1    1.137  ! Near Maximum !
-01.0  103    60.69   3127    3039   62062  11519     98.4    1.120  ! Near Maximum !
+00.0  104    61.30   3158    3100   64099  11607     98.7    1.104  ! Near Maximum !
+01.0  105    61.91   3189    3161   66202  11690     98.9    1.088  !DANGEROUS LOAD-DO NOT USE!
+02.0  106    62.53   3220    3223   68379  11768     99.1    1.072  !DANGEROUS LOAD-DO NOT USE!
+03.0  107    63.14   3251    3285   70634  11841     99.3    1.057  !DANGEROUS LOAD-DO NOT USE!
+04.0  108    63.75   3281    3347   72972  11910     99.5    1.042  !DANGEROUS LOAD-DO NOT USE!
+05.0  109    64.37   3312    3410   75396  11973     99.6    1.027  !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    104    61.30   3296    3377   76030  11332    100.0    1.027  !DANGEROUS LOAD-DO NOT USE!
Data for burning rate decreased by 10% relative to nominal value:
-Ba    104    61.30   2970    2743   52556  11298     93.2    1.204

 

[frankm]

Most appreciated, thanks much Dr Mike !