kuduae
(.400 member)
01/06/14 05:11 AM
Re: hold for me

Quote:

its clearly marked as "500/86"
found this pics of the 12,7x86R 500 double rifle again. serial number looks like 13283 what must be around 1905. the cartridge must have been very old-fashioned for a german hunting rifle in this modern times. the action is engraved with " 16.500/86" so there were 16 ga barrels too.



Such big bore cartridges were perhaps old-fashioned by 1905, but not outmoded. If you read contemporary German hunting literature, you will find many traditional big game hunters still mistrusting the new-fangled “smallbore”, smokeless, “high velocity” cartridges. Only 5 years ago, Carl Gruendig, Dresden, had brought out his line of 10.75 mm Gruendig catridges, using jacketed .423” 347 gr bullets at velocities from a modest 1885 (x45) to 2200 (x65) fps. Even the humble 10.75x45R G apparently had some following, as I have made such ammo to feed the Sauer & Sohn double rifle owned by a friend.
Quote:

loaded with 4 gramm Rottweil B.P. Nr. 5 it could only be a Nitro for Black
the 450 was loaded with 3,5 gramm No.5 nitro powder
nonetheless not bad for africa



You are right, the .500 x 86R Collath cartridge was at least equal to the British .500 3 ¼” Nitro for Black or Light Cordite load, 440 gr metal based lead bullet in front of 55 gr unspecified smokeless for 1900 fps (Kynoch 1925) According to an undated, but pre-WW1 RWS bullet catalog, the .500 TESCO copper jacket bullet weighed 27.5 gramm = 424 gr. In front of 4 gramm = 62 gr smokeless BlättchenPulver Rottweil #5 (burning rate about in between IMR 3031 and 4064), it may have been close to 2000 fps. Really nothing to scoff at.



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