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lapua magnum wikipedia pdf

Lapua Magnum The Lapua Magnum ? mm or ? mm is a rimless bottlenecked center ?re ri e cartridge It was developed during the s as a high-powered long-range cartridge for military snipers It was used in the War in Afghanistan and the Iraq War As a result of this it became more widely available The loaded cartridge is mm in in diameter rim and mm in long It can penetrate better-than-standard military body armor at ranges up to metres yd and has a maximum e ?ective range of about metres yd with C I P conform ammunition at sea level conditions Muzzle velocity is dependent on barrel length seating depth and powder charge and varies from to m s to ft s for commercial loads with -gram gr bullets which corresponds to about J ft lbf of muzzle energy Lapua Magnum British military issue overpressure Lapua Magnum cartridges with a mm in overall length loaded with -gram gr LockBase B very-low-drag bullets ?red at m s ft s muzzle velocity This round ?red from a L A Long Range Ri e was used in November by British sniper Corporal of Horse CoH Craig Harrison to establish the thennew record for the longest con ?rmed sniper kill in combat at a range of m yd In reports CoH Harrison mentions the environmental conditions at Musa Qala were perfect for long range shooting no wind mild weather clear visibility In addition to its military role it is increasingly used by hunters and civilian long-range shooting enthusiasts The Lapua Magnum is capable of taking down any game animal though its suitability for some dangerous game Cape bu ?alo hippopotamus white rhinoceros and elephant is arguable unless accompanied by a larger backup calibre There is a huge di ?erence between calibres that will kill an elephant and those that can be relied upon to stop one In Namibia the Lapua Magnum Lapua Magnum cartridge next to a Norma Magnum Type Ri e Place of origin Finland Service history Used by Multiple o ?cial and civil users Wars War in Afghanistan Iraq War Production history Designer Nammo Lapua Oy Designed Produced ??present Speci ?cations Parent case Rigby Case type Rimless bottleneck Bullet diameter mm in Neck diameter mm in Shoulder diameter mm in Base diameter mm in Rim diameter mm in Cis legal for hunting Africa's Big ?ve game if the loads have ? J ft lbf muzzle energy Contents History Initial development Final development Law enforcement and military users Cartridge dimensions Supersonic range performance of the Lapua Magnum Performance with C I P conforming cartridges Performance improvement experiments with non-C I P -conforming cartridges Lapua Magnum as a parent case The Lapua Magnum The UKM Wildcats See also Notes References External links Rim thickness mm in Case length mm in Overall length Case capacity Ri ing twist mm in cm gr H O mm - Primer type Large ri e magnum Maximum pressure MPa psi Ballistic performance Bullet mass type Velocity Energy g