Weatherby vs standard cartridges

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Standard, or modern? The Weatherby's were all designed to provide increased performance relative the the standard chamberings of the era in which they were released. By that measure, they're the shiznit - they accomplished that objective. Now, you may want to have an argument that the extra performance offered was unnecessary or of limited use, but that's a separate discussion.

In comparison to modern high-performance chamberings, which achieve similar or better velocities with smaller actions and less powder, the Weatherby's don't fare so well. So far, the only real Weatherby chambering that I think still holds up well as a magnum offering is the 257 Weatherby, if only because there has not (yet) been a widely accepted magnum-class quarter-bore of modern design than can push a 100gr 257 bullet at 3600fps. But as soon as that gap is filled, the Weatherbys will have been completely eclipsed in terms of performance.
The 6.53 Scramjet is faster than the 257 W
 
I like the way the double radius shoulders look, and I like the long necks the cartridges retain. Capacities are also inline with powders that are available and I generally stock.
I still dont own a WBY tho....The first will likely be a .270wby since I have a spare .270win barrel begging for a rifle, and it can be fitted to my Ruger American.

My opinion is that there's no replacement for displacement. The WBYs were the displacement kings (at least in terms of commonly available magnums) until the Ultras came out, to this day they are still up there.
Needed or not, thats everyone's decision to make for themselves.
 
Needed or not, thats everyone's decision to make for themselves.

Isn't that the best part of all these discussions ? We have so many choices and we get to make them :)

I've always thought a .257 WBY would make a fine rifle. You don't see many in MI, which is probably why I am drawn to them. Sometimes I like different.

-Jeff
 
Weatherby cartridges look cool with the double radius shoulder and long necks.

About the only Weatherby brass that I pick up around here are the 257 and the 300. And yeah, I know thats a pretty small sample.

I would love to have one of those clear plastic blocks that encases the Weatherby cartridges for my collection! I think I have an example of all of the Weatherby cartridges but one in my collection.
 
I've owned a few Mark V's, I really don't like them, even though I know many owners of them do...

In fact, a Mark V is the only rifle I've ever owned that failed in the field! I doubt I'll ever own another one.

DM
 
I have always wanted a 30-378, I have attempted to convince my wife numerous times that I NEED one, she so far hasn't agreed with me, but I will continue to try to convince her, but if I do run across one at the LGS I'm gonna buy it quicker than I can blink.

I just want it because I am intrigued with that caliber, I dont really know what niche it would fill, but I bet I can find something.
 
What happened?
I was hunting moose out in the knee deep snow, when I fired at a moose, I worked the action and the bolt stop broke, the bolt came out and I nearly lost it in the snow. It took some serous fumbling to get it caught/lined up/back in...

Sure glad that didn't happen on a brown bear hunt, as I had bought that rifle to use on my bear hunts...

Once back home, I took it apart, replaced the bolt stop and sent it down the road...

Anyway, talking to another guy that took a client sheep hunting, the client opened the bolt on his Wby. while doing serous climbing, when they got to the top, the bolt was gone... I bet that ruined his day!! They never found it.

I'm sure Wby. has fixed that total screw up by now, as you never hear of broken bolt stops on them, but there was NO excuse for it to happen in the first place...

DM
 
Weatherby was way ahead of his time. He achieved hyper velocities by freeboring his rifles & elevating pressures. Don't forget he had the market on ammo for this rifles also & pressure level were in the +60k. Stocks were beautiful & the rifles a work of art. They were hunting rifles. If you were buying factory ammo you'd be broke before the barrel gave up. Weatherby was the godfather of all today's magnum calibers! One of my rifle hero's...:thumbup:

Speaking of freebores.... remember, a long freebore helps control pressures. Think .223 chambers v. 5.56 chambers.

Some of those Weatherby freebores are crazy long. I have always wondered if any of the other rifle manufacturers that chamber for Weatherby cartridges "allow" for the additional desired freebore.


What is the throat length (free bore) on your Weatherby rifles chambered for Weatherby magnum calibers?
Cartridge Throat length (free bore)
224 Weatherby Magnum .162
240 Weatherby Magnum .169
257 Weatherby Magnum .378
6.5 WBY RPM .105
6.5-300 Weatherby Magnum .2037
270 Weatherby Magnum .378
7MM Weatherby Magnum .378
300 Weatherby Magnum .361
340 Weatherby Magnum .373
375 Weatherby Magnum .373
378 Weatherby Magnum .756
416 Weatherby Magnum .239
460 Weatherby Magnum .756
30-378 Weatherby Magnum .361
338-378 Weatherby Magnum .361
 
Speaking of freebores.... remember, a long freebore helps control pressures. Think .223 chambers v. 5.56 chambers.

Some of those Weatherby freebores are crazy long. I have always wondered if any of the other rifle manufacturers that chamber for Weatherby cartridges "allow" for the additional desired freebore.


What is the throat length (free bore) on your Weatherby rifles chambered for Weatherby magnum calibers?
Cartridge Throat length (free bore)
224 Weatherby Magnum .162
240 Weatherby Magnum .169
257 Weatherby Magnum .378
6.5 WBY RPM .105
6.5-300 Weatherby Magnum .2037
270 Weatherby Magnum .378
7MM Weatherby Magnum .378
300 Weatherby Magnum .361
340 Weatherby Magnum .373
375 Weatherby Magnum .373
378 Weatherby Magnum .756
416 Weatherby Magnum .239
460 Weatherby Magnum .756
30-378 Weatherby Magnum .361
338-378 Weatherby Magnum .361

My 270Wby doesn't have Wby free bore.
 
I have always wanted a 30-378, I have attempted to convince my wife numerous times that I NEED one, she so far hasn't agreed with me, but I will continue to try to convince her, but if I do run across one at the LGS I'm gonna buy it quicker than I can blink.

I always thought the Weatherby cartridges were cool, but they're not $80/box cool.

Several years ago I was browsing through an "ammo table" at a fairly large gun shop in Punxsutawney PA when I came across a box of Weatherby brand 30-378 ammo. $175/box. I about choked.
 
I read a good biography about Roy Weatherby a few years ago, as I am a big fan of his rifles and cartridges. His main objective and driving force behind the start of his business and big magnums was not about long range hunting. It was about hunting game using high energy and shock through ultra-high velocities in the sense that a bullet would cause fatally catastrophic destruction after penetration even if the animal wasn't hit in a preferred vital areas. In other words, cleaner kills and less suffering of the animal.

He had a bad experience where he had wounded a buck with a 30-06 and ended up losing the animal. This is where it all began, according to the book. You also have to consider bullet selection and technology in 1942 wasn't at all what it is today. Working within those parameters, more velocity through case capacity was the best way to achieve his goal.

So while long range fans may indeed be able to use Weatherby cartridges for that sole purpose, I think it's a bit of a disservice to Roy's legacy. But then again, I'm not a long range deer hunter. I've been able to successfully harvest plenty of game inside 250 yards with and without Weatherby chambered rifles. :)
 
I'm curious where you found that table; according to SAAMI, if I read this correctly, the 270 Wby (as an example) has a leade / freebore of .2774" and not .378"?

View attachment 977156

https://saami.org/technical-information/cartridge-chamber-drawings/
.2774 looks to be the width of the bore at that point.

To get the length of freebore (I THINK! Im not positive im using the right terms even lol)
You minus the measurement second from the bottom, from the bottom one.
2.942−2.564=.378
 
My whole life only two magnum cartridges have piqued my interest, .257 Weatherby Magnum and .264 Winchester Magnum.
Are you interested in magnums that are not by name?
Example
350 Rem Mag 250 grain 2410 fps.
35 Whelen 250 grain 2523 fps
(CORE-LOK loads)
The Whelen is a magnum by performance.
That's a thread of its own.

I like the 257 Weatherby and 264 Winchester also:thumbup:
The new 6.5-300 is interesting.
 
Caliber and cartridge are not synonymous. A caliber is a measurement of the bullet fitting the bore diameter. A 7mm Weatherby, 7mm Rem Mag, 7mm RUM, and 7x57 are all 7mm/.284" caliber. A cartridge is the ammunition fitting a specific chambering of a firearm. Heck, even the John Wayne Weatherby advertisement calls out "Standard Calibers", which is incorrect IMO.
 
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