8×68mm S
…C.I.P. or SAAMI (Sporting Arms and Ammunition Manufacturers’ Institute) sanctioned maximum pressures. This comparison is not totally objective since the 8mm Remington Magnum operates at 460 MPa (66717 psi), the .325 Winchester Short Magnum at 435 MPa (63,091 psi), the 8 × 68 S at 440 MPa (63817 psi), the 8×64mm S at 405 MPa…