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Thread: .450 Marlin 405G cast bullet load

  1. #21
    Boolit Master on Heavens Range
    felix's Avatar
    Join Date
    Mar 2005
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    fort smith ar
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    9,679
    Hodgdon has a fairly large lot of a newly manufactured 8208, which has been shown to be a tad slower than the typical H322s, say by 3-5 percent. ... felix
    felix

  2. #22
    Boolit Buddy
    Join Date
    Feb 2008
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    346
    Quote Originally Posted by felix View Post
    Old RL7 had 5 percent nitroglycerin, the new 10 percent. The energy difference would be significant. Where that difference in pressure is measured is significant. Measured at the locking lug(s) at the back of the bolt is where my concern would be. I don't know about the barrel threads, and that is also a strong concern. In other words, heed the advice given by BAB. ... felix

    I do not know , but I have read that when a M1895 ,45-70 lets go , it is the barrel thread , not the locking lug ?

    God bless
    Wyr

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Abbreviations used in Reloading

BP Bronze Point IMR Improved Military Rifle PTD Pointed
BR Bench Rest M Magnum RN Round Nose
BT Boat Tail PL Power-Lokt SP Soft Point
C Compressed Charge PR Primer SPCL Soft Point "Core-Lokt"
HP Hollow Point PSPCL Pointed Soft Point "Core Lokt" C.O.L. Cartridge Overall Length
PSP Pointed Soft Point Spz Spitzer Point SBT Spitzer Boat Tail
LRN Lead Round Nose LWC Lead Wad Cutter LSWC Lead Semi Wad Cutter
GC Gas Check