240 Weatherby QL

[frankm]

Would someone mind running a QL on a 240 Weatherby with the following 2 powders and components as listed? Would appreciate it much.

Powders:
R26
Retumbo

105 gr Hornady AMax
3.330 OAL
24" barrel

 

[frankm]

Anyone? Would appreciate it.
Thx

 

[DrMike]

Cartridge          : .240 Weath. Mag.
Bullet             : .243, 105, Hornady A-MAX 24562
Useable Case Capaci: 57.263 grain H2O = 3.718 cm³
Cartridge O.A.L. L6: 3.100 inch = 78.74 mm
Barrel Length      : 24.0 inch = 609.6 mm
Powder             : Hodgdon Retumbo

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  101    53.64   2933    2006   43245  13619     98.4    1.335
-09.0  102    54.24   2971    2058   44871  13747     98.8    1.311
-08.0  103    54.83   3009    2111   46564  13863     99.2    1.288
-07.0  104    55.43   3047    2164   48332  13967     99.4    1.266
-06.0  106    56.02   3084    2218   50174  14060     99.7    1.243
-05.0  107    56.62   3122    2272   52096  14140     99.8    1.222
-04.0  108    57.22   3159    2327   54102  14207     99.9    1.200
-03.0  109    57.81   3196    2382   56195  14262    100.0    1.179  ! Near Maximum !
-02.0  110    58.41   3233    2438   58385  14306    100.0    1.158  ! Near Maximum !
-01.0  111    59.00   3270    2493   60670  14347    100.0    1.138  ! Near Maximum !
+00.0  112    59.60   3307    2550   63060  14386    100.0    1.118  ! Near Maximum !
+01.0  113    60.20   3343    2606   65561  14425    100.0    1.098  !DANGEROUS LOAD-DO NOT USE!
+02.0  115    60.79   3380    2663   68181  14461    100.0    1.079  !DANGEROUS LOAD-DO NOT USE!
+03.0  116    61.39   3416    2720   70921  14496    100.0    1.060  !DANGEROUS LOAD-DO NOT USE!
+04.0  117    61.98   3452    2778   73794  14529    100.0    1.041  !DANGEROUS LOAD-DO NOT USE!
+05.0  118    62.58   3488    2836   76807  14561    100.0    1.023  !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    112    59.60   3462    2794   78968  13768    100.0    1.022  !DANGEROUS LOAD-DO NOT USE!
Data for burning rate decreased by 10% relative to nominal value:
-Ba    112    59.60   3068    2194   49969  14670     97.0    1.242

Cartridge          : .240 Weath. Mag.
Bullet             : .243, 105, Hornady A-MAX 24562
Useable Case Capaci: 57.263 grain H2O = 3.718 cm³
Cartridge O.A.L. L6: 3.100 inch = 78.74 mm
Barrel Length      : 24.0 inch = 609.6 mm
Powder             : Alliant Reloder-26

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   87    49.23   2942    2018   43648  13335     99.6    1.352
-09.0   88    49.78   2976    2065   45272  13429     99.8    1.329
-08.0   89    50.32   3010    2113   46960  13514     99.9    1.307
-07.0   90    50.87   3044    2161   48706  13588    100.0    1.285
-06.0   91    51.42   3078    2209   50508  13653    100.0    1.264
-05.0   92    51.97   3112    2257   52372  13713    100.0    1.243
-04.0   93    52.51   3145    2306   54303  13771    100.0    1.222  ! Near Maximum !
-03.0   94    53.06   3178    2355   56305  13829    100.0    1.202  ! Near Maximum !
-02.0   94    53.61   3211    2404   58380  13886    100.0    1.182  ! Near Maximum !
-01.0   95    54.15   3244    2453   60532  13941    100.0    1.163  ! Near Maximum !
+00.0   96    54.70   3276    2503   62763  13995    100.0    1.144  ! Near Maximum !
+01.0   97    55.25   3309    2553   65078  14048    100.0    1.126  !DANGEROUS LOAD-DO NOT USE!
+02.0   98    55.79   3341    2603   67479  14100    100.0    1.108  !DANGEROUS LOAD-DO NOT USE!
+03.0   99    56.34   3373    2653   69971  14151    100.0    1.090  !DANGEROUS LOAD-DO NOT USE!
+04.0  100    56.89   3405    2704   72558  14200    100.0    1.072  !DANGEROUS LOAD-DO NOT USE!
+05.0  101    57.44   3437    2755   75245  14248    100.0    1.055  !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     96    54.70   3412    2714   77977  13466    100.0    1.047  !DANGEROUS LOAD-DO NOT USE!
Data for burning rate decreased by 10% relative to nominal value:
-Ba     96    54.70   3067    2192   48265  14514     98.7    1.277

 

[frankm]

Thx much Dr Mike. You re a Gentlemen and always most helpful!

 

[preacher]

I ran 54gr R19/90X & 95 NBT in 2 different 240ws. Great stuff. 240w is my most favorite 6mm "hunting" round, by far. Same with the Wildcat 6mm/284. Wicked on deer, that's for sure.