Wow! Buffalo Bore beats .357 Sig in .38 Spl?

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Doug.38PR

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100 grain (6.48 g) Cor-Bon Pow R Ball: 1,703 ft/s (519 m/s)
115 grain (7.45 g) Triton BHP : 1,564 ft/s (477 m/s)
124 grain (8.04 g) Hornady JHP XTP : 1,329 ft/s (405 m/s)
125 grain (8.10 g) Cor-Bon JHP : 1,439 ft/s (439 m/s) --NOMINAL--
125 grain (8.10 g) Federal JHP : 1,299 ft/s (396 m/s) --NOMINAL--
147 grain (9.53 g) Speer JHP GD : 1,186 ft/s (361 m/s)
150 grain (9.72 g) Federal JHP : 1,130 ft/s (344 m/s)


According to these ballistics taken from http://en.wikipedia.org/wiki/.357_SIG
a .38 Special +P 158 gr LSWCHP (1000 ft ps out of 2 inch and around 1100-1200 ft ps out of 4 inch) has a little more velocity than a 150 gr JHP 357 SIG

Just can't beat those old heavy 158 .38 special rounds ;) (S&E .357 Magnum of course)
 
Maybe I'm not reading your post correctly, but where's the specs for the Buffalo Bore .38? Wikipedia, as a user-edited resource, is hardly a reliable reference. What am I missing here?
 
I think if the whole piece was posted we would see where the difference is. Read the bold part that was not mentioned. These are not muzzle velocities. Comparing apples and oranges.





There is a large selection of 357 SIG bullet weights available in factory loadings. Generally, the range is from an 87 grain (5.6 g) "screamer" with a velocity of 2000 ft/s (600 m/s) to a high of about 150 grains (9.7 g).

The following data set is based on standard factory loaded cartridges fired from a 4 in (102 mm) barrel chronographed at 20 feet (6 m). This is only a very small sample of what is available.

* 100 grain (6.48 g) Cor-Bon Pow R Ball: 1,703 ft/s (519 m/s)
* 115 grain (7.45 g) Triton BHP : 1,564 ft/s (477 m/s)
* 124 grain (8.04 g) Hornady JHP XTP : 1,329 ft/s (405 m/s)
* 125 grain (8.10 g) Cor-Bon JHP : 1,439 ft/s (439 m/s) --NOMINAL--
* 125 grain (8.10 g) Federal JHP : 1,299 ft/s (396 m/s) --NOMINAL--
* 147 grain (9.53 g) Speer JHP GD : 1,186 ft/s (361 m/s)
* 150 grain (9.72 g) Federal JHP : 1,130 ft/s (344 m/s)

Note: "BHP" stands for "Bonded Hollowpoint" and "JHP" stands for "Jacketed Hollowpoint".
 
I'm not sure that one company loading an old caliber to unusually high levels is comparable to regular factory offerings of another normally high pressure caliber. Don't get me wrong. I love .38 Special and have no particular use for .357 Sig. I just don't think it's a valid comparison. Anyway, there are few .38 revolvers I would care to abuse with Buffalo Bore (I do have a couple of GP100s in .38 Special :) ). YMMV.
 
Buffalo Bore 158gr averages 1115fps in my S&W Model 67 4".

IMG_5880.jpg
 
I have personally chroned Buffalo Bore .38s out of my 2 inch 640. It gets an honest 1000 fps, no question about it. And from a Ruger Speed Six, 2 3/4 inch barrel, it hits 1100 fps.

But the .357 Sig was designed for the 125gr profile, not a 150 (yes they load it, but it was the 125 duplicating the 125gr .357 Magnum load that the cartridge was designed for.)

Buffalo Bore ammo is more of a hunting ammo than anything else. Dang good, but on the top end of power for what cartridges they load for.
 
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