#CHILEAN MAUSER 7X57 TRIAL#

The common rifling twist rate for this cartridge is 220В mm (1 in 8.66 in), 4 grooves, diameter of lands = 6.98В mm (0.275В in), diameter of grooves = 7.24В mm (0.285В in), land width = 3.90В mm (0.154В in) and the primer type is large rifle.Д®uropean 7В mm cartridges all have 7.24В mm (0.285В in) grooves diameter. All sizes in millimeters (mm).ДЄmericans would define the shoulder angle at alpha/2 в‰€ 20.55 degrees. The exterior shape of the case was designed to promote reliable case feeding and extraction in bolt-action rifles and machine guns alike, under extreme conditions.Д§Г—57mm maximum C.I.P. The 7Г—57mm cartridge has 3.90 ml (60 grains H 2O) cartridge case capacity. The Spaniards were so impressed with the Mauser Model 18 rifles and their new 7Г—57mm Mauser cartridge that they not only ordered rifles and ammunition with Mauser, but also awarded him the Grand Cross of the Spanish Military Order of Merit, the highest decoration Mauser ever received. It was quickly improved to the Mauser Model 1893 featuring a new internal box magazine where the cartridges were stored in a staggered column. The Mauser Model 1892 rifle turned out to be a transitional design that was manufactured in limited numbers for the Spanish Army. At the time of its development 7Г—57mm Mauser was a high-performance smokeless-powder cartridge. Like the 7.65Г—53mm Mauser introduced in 1889, he had developed the 7Г—57mm Mauser cartridge for use with the new smokeless propellant, introduced as Poudre B in the 1886 pattern 8mm Lebel, which started a military rifle ammunition revolution.

#CHILEAN MAUSER 7X57 TRIAL#

Paul Mauser visited the Kingdom of Spain in 1892 after the delivery of trial rifles in 1891 and brought with him a new rifle designed to use a new cartridge of 7В mm caliber. 275 bore after the measurement of a 7В mm rifle's bore across the lands. Many sporting rifles in this calibre were made by British riflemakers, among whom John Rigby was prominent and, catering for the British preference for calibres to be designated in inches, Rigby called this chambering the. It was subsequently adopted by several other countries as the standard military cartridge, and although now obsolete as a military cartridge, it remains in widespread international use as a sporting round. It was developed by Paul Mauser of the Mauser company in 1892 and adopted as a military cartridge by Spain in 1893.

The 7Г—57mm Mauser (designated as the 7mm Mauser or 7Г—57mm by the SAAMI and 7 Г— 57 by the C.I.P.) is a first-generation smokeless powder rimless bottlenecked rifle cartridge. Two 7Г—57mm cartridges next to a 7.5Г—55mm/GP11 (mid).

Chilean mauser 7x57