Could someone run a load for me for a theoretical muzzle velocity and energy, please?
6.8 Remington SPC
115gn Sierra Match King (BC 0.324)
23gns of IMR 4198
COL 2.260"
Ta.
Quick Load query
Moderator: dromia
Forum rules
All handloading data posted on Full-Bore UK from 23/2/2021 must reference the published pressure tested data it was sourced from, posts without such verification will be removed.
Any existing data without such a reference should be treated as suspect and not used.
Use reloading information posted here at your own risk. This forum (http://www.full-bore.co.uk) is not responsible for any property damage or personal injury as a consequence of using reloading data posted here, the information is individual members findings and observations only. Always verify the load data and be absolutely sure your firearm can handle the load, especially older ones. If in doubt start low and work your way up.
All handloading data posted on Full-Bore UK from 23/2/2021 must reference the published pressure tested data it was sourced from, posts without such verification will be removed.
Any existing data without such a reference should be treated as suspect and not used.
Use reloading information posted here at your own risk. This forum (http://www.full-bore.co.uk) is not responsible for any property damage or personal injury as a consequence of using reloading data posted here, the information is individual members findings and observations only. Always verify the load data and be absolutely sure your firearm can handle the load, especially older ones. If in doubt start low and work your way up.
Quick Load query
In 1978 I was told by my grand dad that the secret to rifle accuracy is, a quality bullet, fired down a quality barrel..... How has that changed?
Guns dont kill people. Dads with pretty Daughters do...!
Guns dont kill people. Dads with pretty Daughters do...!
-
dromia
- Site Admin
- Posts: 20226
- Joined: Sat Nov 06, 2010 4:57 am
- Home club or Range: The Highlands of Scotland. Cycling Proficiency 1964. Felton & District rifle club. Teesdale Pistol and Rifle club.
- Location: Sutherland and Co Durham
- Contact:
Re: Quick Load query
Cartridge : 6.8 mm Rem SPC
Bullet : .277, 115, Sierra HPBT MatchK 1815
Useable Case Capaci: 27.721 grain H2O = 1.800 cm³
Cartridge O.A.L. L6: 2.260 inch = 57.40 mm
Barrel Length : 30.0 inch = 762.0 mm
Powder : IMR 4198
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 80 18.40 2201 1237 27986 2970 97.0 1.714
-18.0 82 18.86 2246 1288 29630 3037 97.6 1.676
-16.0 84 19.32 2291 1340 31362 3100 98.1 1.638
-14.0 86 19.78 2335 1392 33189 3160 98.6 1.602
-12.0 88 20.24 2378 1444 35118 3216 99.0 1.567
-10.0 90 20.70 2421 1497 37150 3267 99.4 1.534
-08.0 92 21.16 2464 1551 39295 3314 99.6 1.498
-06.0 94 21.62 2506 1604 41560 3357 99.8 1.464
-04.0 96 22.08 2548 1658 43951 3395 99.9 1.431
-02.0 98 22.54 2590 1712 46476 3429 100.0 1.399
+00.0 100 23.00 2630 1767 49145 3458 100.0 1.368
+02.0 102 23.46 2671 1821 51969 3487 100.0 1.338 ! Near Maximum !
+04.0 104 23.92 2710 1876 54955 3515 100.0 1.310 ! Near Maximum !
+06.0 106 24.38 2750 1931 58118 3542 100.0 1.282 !DANGEROUS LOAD-DO NOT USE!
+08.0 108 24.84 2789 1986 61467 3569 100.0 1.256 !DANGEROUS LOAD-DO NOT USE!
+10.0 110 25.30 2828 2042 65018 3595 100.0 1.230 !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 100 23.00 2703 1865 57670 3299 100.0 1.297 ! Near Maximum !
Data for burning rate decreased by 10% relative to nominal value:
-Ba 100 23.00 2519 1620 41213 3578 98.1 1.465
Bullet : .277, 115, Sierra HPBT MatchK 1815
Useable Case Capaci: 27.721 grain H2O = 1.800 cm³
Cartridge O.A.L. L6: 2.260 inch = 57.40 mm
Barrel Length : 30.0 inch = 762.0 mm
Powder : IMR 4198
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 80 18.40 2201 1237 27986 2970 97.0 1.714
-18.0 82 18.86 2246 1288 29630 3037 97.6 1.676
-16.0 84 19.32 2291 1340 31362 3100 98.1 1.638
-14.0 86 19.78 2335 1392 33189 3160 98.6 1.602
-12.0 88 20.24 2378 1444 35118 3216 99.0 1.567
-10.0 90 20.70 2421 1497 37150 3267 99.4 1.534
-08.0 92 21.16 2464 1551 39295 3314 99.6 1.498
-06.0 94 21.62 2506 1604 41560 3357 99.8 1.464
-04.0 96 22.08 2548 1658 43951 3395 99.9 1.431
-02.0 98 22.54 2590 1712 46476 3429 100.0 1.399
+00.0 100 23.00 2630 1767 49145 3458 100.0 1.368
+02.0 102 23.46 2671 1821 51969 3487 100.0 1.338 ! Near Maximum !
+04.0 104 23.92 2710 1876 54955 3515 100.0 1.310 ! Near Maximum !
+06.0 106 24.38 2750 1931 58118 3542 100.0 1.282 !DANGEROUS LOAD-DO NOT USE!
+08.0 108 24.84 2789 1986 61467 3569 100.0 1.256 !DANGEROUS LOAD-DO NOT USE!
+10.0 110 25.30 2828 2042 65018 3595 100.0 1.230 !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 100 23.00 2703 1865 57670 3299 100.0 1.297 ! Near Maximum !
Data for burning rate decreased by 10% relative to nominal value:
-Ba 100 23.00 2519 1620 41213 3578 98.1 1.465
Come on Bambi get some
Imperial Good Metric Bad
Analogue Good Digital Bad
Fecking stones
Real farmers don't need subsidies
Cow's farts matter!
For fine firearms and requisites visit
http://www.pukkabundhooks.com/
Re: Quick Load query
Thanks Adam, I appreciate it!
Er, you couldn't run it again for me could you please? But add a 20" barrel that I omitted earlier...... Doh!
Ta.
Er, you couldn't run it again for me could you please? But add a 20" barrel that I omitted earlier...... Doh!
Ta.
In 1978 I was told by my grand dad that the secret to rifle accuracy is, a quality bullet, fired down a quality barrel..... How has that changed?
Guns dont kill people. Dads with pretty Daughters do...!
Guns dont kill people. Dads with pretty Daughters do...!
-
dromia
- Site Admin
- Posts: 20226
- Joined: Sat Nov 06, 2010 4:57 am
- Home club or Range: The Highlands of Scotland. Cycling Proficiency 1964. Felton & District rifle club. Teesdale Pistol and Rifle club.
- Location: Sutherland and Co Durham
- Contact:
Re: Quick Load query
Cartridge : 6.8 mm Rem SPC
Bullet : .277, 115, Sierra HPBT MatchK 1815
Useable Case Capaci: 27.721 grain H2O = 1.800 cm³
Cartridge O.A.L. L6: 2.260 inch = 57.40 mm
Barrel Length : 20.0 inch = 508.0 mm
Powder : IMR 4198
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 80 18.40 2032 1055 27986 4695 94.2 1.322
-18.0 82 18.86 2076 1101 29630 4823 95.0 1.291
-16.0 84 19.32 2120 1148 31362 4946 95.8 1.262
-14.0 86 19.78 2164 1195 33189 5064 96.5 1.233
-12.0 88 20.24 2207 1244 35118 5177 97.2 1.205
-10.0 90 20.70 2250 1293 37150 5285 97.8 1.178
-08.0 92 21.16 2293 1342 39295 5386 98.3 1.149
-06.0 94 21.62 2335 1393 41560 5481 98.7 1.121
-04.0 96 22.08 2378 1443 43951 5570 99.1 1.093
-02.0 98 22.54 2419 1495 46476 5652 99.4 1.067
+00.0 100 23.00 2461 1547 49145 5727 99.7 1.042
+02.0 102 23.46 2502 1599 51969 5794 99.8 1.017 ! Near Maximum !
+04.0 104 23.92 2543 1652 54955 5854 100.0 0.994 ! Near Maximum !
+06.0 106 24.38 2584 1705 58118 5907 100.0 0.971 !DANGEROUS LOAD-DO NOT USE!
+08.0 108 24.84 2624 1758 61467 5954 100.0 0.949 !DANGEROUS LOAD-DO NOT USE!
+10.0 110 25.30 2664 1812 65018 5999 100.0 0.927 !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 100 23.00 2546 1655 57670 5495 100.0 0.980 ! Near Maximum !
Data for burning rate decreased by 10% relative to nominal value:
-Ba 100 23.00 2339 1397 41213 5733 95.9 1.122
Bullet : .277, 115, Sierra HPBT MatchK 1815
Useable Case Capaci: 27.721 grain H2O = 1.800 cm³
Cartridge O.A.L. L6: 2.260 inch = 57.40 mm
Barrel Length : 20.0 inch = 508.0 mm
Powder : IMR 4198
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 80 18.40 2032 1055 27986 4695 94.2 1.322
-18.0 82 18.86 2076 1101 29630 4823 95.0 1.291
-16.0 84 19.32 2120 1148 31362 4946 95.8 1.262
-14.0 86 19.78 2164 1195 33189 5064 96.5 1.233
-12.0 88 20.24 2207 1244 35118 5177 97.2 1.205
-10.0 90 20.70 2250 1293 37150 5285 97.8 1.178
-08.0 92 21.16 2293 1342 39295 5386 98.3 1.149
-06.0 94 21.62 2335 1393 41560 5481 98.7 1.121
-04.0 96 22.08 2378 1443 43951 5570 99.1 1.093
-02.0 98 22.54 2419 1495 46476 5652 99.4 1.067
+00.0 100 23.00 2461 1547 49145 5727 99.7 1.042
+02.0 102 23.46 2502 1599 51969 5794 99.8 1.017 ! Near Maximum !
+04.0 104 23.92 2543 1652 54955 5854 100.0 0.994 ! Near Maximum !
+06.0 106 24.38 2584 1705 58118 5907 100.0 0.971 !DANGEROUS LOAD-DO NOT USE!
+08.0 108 24.84 2624 1758 61467 5954 100.0 0.949 !DANGEROUS LOAD-DO NOT USE!
+10.0 110 25.30 2664 1812 65018 5999 100.0 0.927 !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 100 23.00 2546 1655 57670 5495 100.0 0.980 ! Near Maximum !
Data for burning rate decreased by 10% relative to nominal value:
-Ba 100 23.00 2339 1397 41213 5733 95.9 1.122
Come on Bambi get some
Imperial Good Metric Bad
Analogue Good Digital Bad
Fecking stones
Real farmers don't need subsidies
Cow's farts matter!
For fine firearms and requisites visit
http://www.pukkabundhooks.com/
Re: Quick Load query
Thanks again, Adam. 
In 1978 I was told by my grand dad that the secret to rifle accuracy is, a quality bullet, fired down a quality barrel..... How has that changed?
Guns dont kill people. Dads with pretty Daughters do...!
Guns dont kill people. Dads with pretty Daughters do...!
Who is online
Users browsing this forum: No registered users and 6 guests