Load data for 6.5 x 58 R + 155gr Lapua Mega
145 suitable loads across 33 powder(s) for cartridge 6.5 x 58 R with 155gr Lapua Mega bullet.
The most recommended powders for this combination are Somchem S365, Alliant Reloder-17 and Hodgdon Hybrid 100V.
Based on C.I.P., the max. allowed case length is 2.303 in / 58.50 mm, the max. cartridge length is 3.071 in / 78.00 mm, and the max. allowed pressure is 40,611 PSI / 2,800 bar.
Based on C.I.P., the max. allowed case length is 2.303 in / 58.50 mm, the max. cartridge length is 3.071 in / 78.00 mm, and the max. allowed pressure is 40,611 PSI / 2,800 bar.
Load Specifications
ImperialMetric
Bullet:.264 | 155gr | Mega
Cartridge:6.5 x 58 R load data
Case Length (L3):2.298" | 58.4 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.522" | 13.3 mm
Case Capacity:39.3 gow | 2.55 cm³
Primer Size:Large Rifle (LR)
Max. Pressure (C.I.P.):40,611 psi | 2,800 bar
Barrel Length:23.6" | 600 mm
Min. Twist Rate:1:10.5
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