Lathe turned cases as used in the Accurate Reloading rifle above will suffer blown primers at this level though a good source of drawn brass would allow (in theory) velocities up to 2,700 ft/s (820 m/s). However, doing so necessitates a rifle so heavy it is almost inoperable for hunting purposes. Handloaders can push the cartridge to generate as much as 15,000 foot-pounds (20,000 J) of energy in a modern bolt action, by using a 1,000 gr (65 g) bullet fired at 2,600 ft/s (792 m/s). 700 Nitro Express develops an approximate average of 8,900 foot-pounds force (12,100 J) of muzzle energy with a 1,000 gr (65 g) bullet at 2,000 ft/s (610 m/s). The case itself is a completely new case, not simply another case resized.ĭouble rifles are extremely expensive, starting at about US$10,000 and selling up to US$260,000 in 2015, and have generally been replaced by repeater-rifles using rounds such as the. It is essentially a scaled-up version of that cartridge, but is somewhat more powerful, and fires a heavier 1,000-grain (64.8 g) bullet. In many respects the 700 NITRO EXPRESS cartridge parallels the. However, when Bell and Feldstein produced the entirely new 700 Nitro Express cartridge, they were able to attract the interest of H & H, which was looking for a new big-bore cartridge.Īfter production began, the backlog of orders was so great that it continued to 2007 and H & H restarted the production of. 600 Nitro Express for him, but they had already ceased production.
Feldstein had tried unsuccessfully to get H & H to build a. It was developed by Jim Bell and William Feldstein and built by H & H. The cartridge was introduced in 1988 by the boutique gunmakers Holland & Holland (H&H) of London, England. The 700 Nitro Express cartridge is typically charged with around 250 grains of powder, in addition to a two grain igniter charge (to reduce the tendency of the cartridge to hang fire from such large powder charges). The 700 Nitro Express (17.8×89mmR) is a big game rifle cartridge.
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