Score!!

FOTIS

Range Officer
Staff member
Oct 30, 2004
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Some gun shows rock
 

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Has it been in short supply?

I've never used RL-33, what are your favorite uses for it? Pretty danged slow-burning isn't it?

Guy
 
Divernhunter":3as9mf6h said:
I got a pound to try in my 257W but have not had a chance to load and shoot

Never thought of trying it in my little Brother's 257 Wby... I am working up some loads with the 120 Partition and have always used RL25, but might give 33 a shot if it looks like it would work and gets more speed. 25 is good for 3250 with the 120 as it sits.
 
Quick load says 3400 with the 115 bt at less than 60k psi
 
FOTIS":1jiwg5o0 said:
Quick load says 3400 with the 115 bt at less than 60k psi

MANNNNNNNN...... That might be something in the 257 then with the 120 Partition...

My little brother has a 270 Win and a 257 and is dying to buy a new rifle to elk hunt with.. I keep trying to tell him, he shoots his 257 and 270 real well and as long as he takes solid shots (as we all should) no cow or bull will get away with a great bullet in either one of them.
 
Cartridge : .257 Weath. Mag
Bullet : .257, 115, Nosler BalTip 25115
Useable Case Capaci: 76.471 grain H2O = 4.965 cm³
Cartridge O.A.L. L6: 3.170 inch = 80.52 mm
Barrel Length : 26.0 inch = 660.4 mm
Powder : Alliant Reloder-33

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 82 62.40 2603 1730 28008 11834 83.0 1.715
-18.0 84 63.96 2680 1835 30116 12329 85.0 1.670
-16.0 86 65.52 2759 1943 32400 12813 86.9 1.625
-14.0 88 67.08 2838 2057 34879 13283 88.7 1.581
-12.0 90 68.64 2918 2175 37571 13736 90.4 1.533
-10.0 92 70.20 2999 2297 40498 14168 92.0 1.480
-08.0 94 71.76 3081 2423 43685 14576 93.4 1.427
-06.0 96 73.32 3163 2554 47157 14957 94.8 1.376
-04.0 98 74.88 3245 2689 50946 15309 96.0 1.328
-02.0 100 76.44 3327 2827 55072 15626 97.0 1.281 ! Near Maximum !
+00.0 102 78.00 3410 2970 59527 15908 97.9 1.235 ! Near Maximum !
+02.0 104 79.56 3493 3115 64369 16150 98.7 1.191 !DANGEROUS LOAD-DO NOT USE!
+04.0 106 81.12 3576 3265 69639 16350 99.3 1.149 !DANGEROUS LOAD-DO NOT USE!
+06.0 108 82.68 3658 3417 75386 16506 99.7 1.108 !DANGEROUS LOAD-DO NOT USE!
+08.0 110 84.24 3740 3572 81664 16614 99.9 1.069 !DANGEROUS LOAD-DO NOT USE!
 
I think I am going to load up a couple of these tonight with 120 Partitions and see what happens. That would make a boomer of a load if it shoots.
 
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