Load Data for 8 x 57 IRS


 
Bullet: 180 gr Naturalis N559  (Lapua)
Diameter: 
 
Powder: N540 (VihtaVuori)
Starting Powder: 42.7 gr
Max Powder: 45.4 gr
 
Primer:  Large Rifle
 
Case: Lapua
Trim Length: 2.236"
 
Cartridge Overall Length: 3.130"
 
Starting Velocity: 2,405
Starting Pressure:  
Max Velocity: 2,552
Max Pressure:  
 
Barrel: 24.5" with 1 in 9.5" twist.
 
Source: https://www.vihtavuori.com/reloading-data/rifle-reloading/?cartridge=87
 

Printed from Shooter's Reference on 12/21/2024:
https://www.shootersreference.com/reloadingdata/8-x-57-irs/