The 7×57mm Mauser (designated as the 7 mm Mauser or 7×57mm by the SAAMI and 7 × 57 by the C.I.P.) is a first-generation smokeless powder rimless bottlenecked rifle cartridge. It was developed by Paul Mauser of the Mauser company in 1892 and adopted as a military cartridge by Spain in 1893. [3]

2021年1月24日 · Our guys got their fannies shot to pieces from the 7x57 mm Mauser with its 173-gr. bullet at 2,746 fps while trying to defend themselves with rifles firing a 220-gr. bullet at 1,960 to 2,000 fps,...

2017年9月29日 · Introduced by Mauser in 1892, the 7x57 mm, also called the 7 mm Mauser, is the oldest cartridge designed for smokeless powder that still retains a following. A rimless design, the 7x57 mm has...

The 7x57 was designed during 1892 by Paul Mauser of Germany, based on the 8x57 cartridge case necked down to 7mm. The new cartridge was created in conjunction with a new rifle design and in 1893 the Model 93 Mauser rifle chambered in 7x57 was introduced as a …

2020年3月20日 · SAAMI specs the 7×57 for maximum average breech pressure of just 51,000 psi. In contrast, the .270 Winchester’s breech pressure is set at 65,000 psi. Even the little 6mm Remington, which is the 7x57mm necked down to .244, is rated for 65,000 psi, suggesting that the brass case is not the weak link.

Here are some 7x57 specifications that should be of interest to reloaders: bullet diameter .284", maximum COL 3.065", maximum case length 2.235", MAP 46,000 cup. There are a wide variety of 7mm bullets available to the reloader, from around 110 grains to 195 grains.

2023年11月6日 · Brad Fitzpatrick is in deepest, darkest Africa, so your editor is taking a turn with the “Clash.” The 7x57, also known as the .275 Rigby or 7mm Mauser, was developed by the great Paul Mauser way back in 1892.

2017年2月10日 · Designed by Peter Paul Mauser in 1892 to serve in the military, the 7x57 Mauser showed the American soldiers what a cartridge should be on the slopes of Cuba’s San Juan Hill, and inspired the development of our own revered .30-’06 Springfield.

The ballistic performance for the 7.57 Mauser based off three grain types for muzzle velocity are 3,000 ft/s (139 gr), 2,600 ft/s (162 gr), 2,500 ft/s (173 gr RWS HMK), and 2,300 ft/s (173 gr Military load). The 7x57 Mauser has become a popular hunting rifle for shooters, and has been used by militaries such as the Spanish government.

2022年1月4日 · The longer 7x57mm Mauser holds roughly 3 grains more powder than the 7mm-08 Remington, but higher chamber pressures allowed in the 7-08 account for its 100 fps average M.V. advantage. To be fair, the Speer Manual #15 compares both in 24-inch barrels and arrives at essentially the same MV with 175-grain bullets, but using different powders for each.