|
|
Joined: Jul 2002
Posts: 4,227
Campfire Tracker
|
OP
Campfire Tracker
Joined: Jul 2002
Posts: 4,227 |
As above for a Steyr M/S? 245 to 250 gr cast and jacketed? I'm thinking mild loads of 3031. Thanks. RZ.
Socialism is a philosophy of failure, the creed of ignorance, and the gospel of envy. Its inherent virtue is the equal sharing of misery. Winston Churchill.
|
|
|
|
|
Joined: May 2005
Posts: 1,813
Campfire Regular
|
|
Campfire Regular
Joined: May 2005
Posts: 1,813 |
Cartridge : 9 x 56 Mannl.-Schoenauer
Bullet : .358, 250, RCBS FN GC 37-250-FN
Useable Case Capaci: 60.687 grain H2O = 3.940 cm³
Cartridge O.A.L. L6: 3.189 inch = 81.00 mm
Barrel Length : 24.0 inch = 609.6 mm
Powder : IMR 3031
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 68 35.36 1734 1669 16491 4875 90.4 2.062
-18.0 69 36.24 1778 1754 17547 5037 91.7 2.001
-16.0 71 37.13 1821 1841 18660 5194 92.9 1.943
-14.0 73 38.01 1864 1929 19836 5345 94.0 1.887
-12.0 74 38.90 1907 2019 21075 5489 95.0 1.834
-10.0 76 39.78 1950 2111 22377 5627 95.9 1.783
-08.0 78 40.66 1992 2203 23762 5758 96.7 1.734
-06.0 79 41.55 2034 2297 25218 5881 97.5 1.687
-04.0 81 42.43 2076 2392 26753 5997 98.1 1.642
-02.0 83 43.32 2117 2488 28372 6105 98.6 1.599
+00.0 85 44.20 2158 2585 30083 6204 99.1 1.558
+02.0 86 45.08 2198 2682 31887 6295 99.4 1.518
+04.0 88 45.97 2238 2781 33793 6377 99.7 1.480
+06.0 90 46.85 2278 2880 35804 6450 99.9 1.443 ! Near Maximum !
+08.0 91 47.74 2317 2979 37930 6514 100.0 1.407 ! Near Maximum !
+10.0 93 48.62 2355 3079 40174 6569 100.0 1.373 !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 85 44.20 2264 2846 37289 5961 100.0 1.432 ! Near Maximum !
Data for burning rate decreased by 10% relative to nominal value:
-Ba 85 44.20 2006 2234 23921 6069 93.0 1.723
Cartridge : 9 x 56 Mannl.-Schoenauer
Bullet : .358, 250, Speer GRSLAM 2455
Useable Case Capaci: 54.899 grain H2O = 3.565 cm³
Cartridge O.A.L. L6: 3.189 inch = 81.00 mm
Barrel Length : 24.0 inch = 609.6 mm
Powder : IMR 3031
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 70 33.20 1767 1732 19903 4511 92.1 1.867
-18.0 72 34.03 1807 1812 21000 4648 93.2 1.825
-16.0 74 34.86 1847 1893 22155 4782 94.1 1.785
-14.0 75 35.69 1887 1976 23376 4911 95.0 1.746
-12.0 77 36.52 1926 2060 24661 5035 95.8 1.708
-10.0 79 37.35 1966 2146 26016 5153 96.6 1.671
-08.0 81 38.18 2006 2233 27445 5267 97.3 1.635
-06.0 82 39.01 2045 2321 28953 5374 97.9 1.600
-04.0 84 39.84 2084 2411 30544 5475 98.4 1.566
-02.0 86 40.67 2123 2501 32221 5569 98.8 1.533
+00.0 88 41.50 2161 2593 33992 5656 99.2 1.500
+02.0 89 42.33 2199 2685 35860 5737 99.5 1.469 ! Near Maximum !
+04.0 91 43.16 2237 2779 37834 5810 99.7 1.437 ! Near Maximum !
+06.0 93 43.99 2275 2873 39919 5875 99.9 1.403 !DANGEROUS LOAD-DO NOT USE!
+08.0 95 44.82 2312 2968 42123 5933 100.0 1.370 !DANGEROUS LOAD-DO NOT USE!
+10.0 96 45.65 2349 3063 44452 5983 100.0 1.339 !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 88 41.50 2259 2834 41399 5421 100.0 1.396 !DANGEROUS LOAD-DO NOT USE!
Data for burning rate decreased by 10% relative to nominal value:
-Ba 88 41.50 2022 2270 27660 5571 93.7 1.620
|
|
|
|
|
Joined: Jul 2002
Posts: 4,227
Campfire Tracker
|
|
OP
Campfire Tracker
Joined: Jul 2002
Posts: 4,227 |
Socialism is a philosophy of failure, the creed of ignorance, and the gospel of envy. Its inherent virtue is the equal sharing of misery. Winston Churchill.
|
|
|
|
|
Joined: Jul 2002
Posts: 4,227
Campfire Tracker
|
|
OP
Campfire Tracker
Joined: Jul 2002
Posts: 4,227 |
That is interesting. I stopped at 41.1 gr of 3031. Hadn't seen any pressure signs. But I have to.use 0.354 bullets in jacketed. RZ.
Socialism is a philosophy of failure, the creed of ignorance, and the gospel of envy. Its inherent virtue is the equal sharing of misery. Winston Churchill.
|
|
|
|
|
Joined: Feb 2007
Posts: 4,051
Campfire Tracker
|
|
Campfire Tracker
Joined: Feb 2007
Posts: 4,051 |
1960's Lyman ![[Linked Image from i.postimg.cc]](https://i.postimg.cc/C5ZVR2nr/DSC05542.jpg)
|
|
|
|
|
Joined: Jul 2002
Posts: 4,227
Campfire Tracker
|
|
OP
Campfire Tracker
Joined: Jul 2002
Posts: 4,227 |
Sqweeler which book is that? RZ.
Socialism is a philosophy of failure, the creed of ignorance, and the gospel of envy. Its inherent virtue is the equal sharing of misery. Winston Churchill.
|
|
|
|
|
Joined: Feb 2007
Posts: 4,051
Campfire Tracker
|
|
Campfire Tracker
Joined: Feb 2007
Posts: 4,051 |
1960's Lyman manual,maybe late 1950's.Cover is gone.Was my late FIL's.A Super Targetspot was $134 w/case!!!! ![[Linked Image from i.postimg.cc]](https://i.postimg.cc/Yq4bbFbV/DSC05597.jpg)
Last edited by sqweeler; 12/02/23.
|
|
|
|
|
Joined: Jul 2002
Posts: 4,227
Campfire Tracker
|
|
OP
Campfire Tracker
Joined: Jul 2002
Posts: 4,227 |
I find those old load books fascinating, thanks. RZ.
Socialism is a philosophy of failure, the creed of ignorance, and the gospel of envy. Its inherent virtue is the equal sharing of misery. Winston Churchill.
|
|
|
|
|
476 members (17CalFan, 257_X_50, 1_deuce, 16gage, 160user, 10gaugemag, 57 invisible),
2,768
guests, and
1,414
robots. |
|
Key:
Admin,
Global Mod,
Mod
|
|
|
Forums81
Topics1,191,753
Posts18,476,295
Members73,942
| |
Most Online11,491
Jul 7th, 2023
|
|
|
|
