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New SAAMI cartridges
New cartridges accepted for SAAMI standardization: 277 Sig Fury, 6.5 Weatherby RPM, 6.8 Western
https://www.thefirearmblog.com/blog/...ew-cartridges/
Developed by SIG SAUER, the 277 SIG FURY was introduced with a maximum average pressure of 80,000 psi, with a 135-grain bullet traveling at a velocity of 3,000 fps.
Developed by Weatherby, the 6.5 Weatherby Rebated Precision Magnum was introduced with a maximum average pressure of 65,000 psi, with a 140-grain bullet traveling at a velocity of 3,075 fps.
Developed by Olin Winchester, the 6.8 Western was introduced with a maximum average pressure of 65,000 psi, with a 175-grain bullet traveling at a velocity of 2,840 fps.
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