Load data for 8 x 57 IRS + 180gr Hornady ECX

391 suitable loads across 73 powder(s) for cartridge 8 x 57 IRS with 180gr Hornady ECX bullet.

The most recommended powders for this combination are ReloadSwiss RS 60, Vihtavuori N540 and Alliant Reloder-17.

Based on C.I.P., the max. allowed case length is 2.244 in / 57.00 mm, the max. cartridge length is 3.228 in / 82.00 mm, and the max. allowed pressure is 47,863 PSI / 3,300 bar.

Based on C.I.P., the max. allowed case length is 2.244 in / 57.00 mm, the max. cartridge length is 3.228 in / 82.00 mm, and the max. allowed pressure is 47,863 PSI / 3,300 bar.

Load Specifications

ImperialMetric

Bullet:.323 | 180gr | ECX

Cartridge:8 x 57 IRS load data

Case Length (L3):2.244" | 57.0 mm

Cartridge Length (COL/L6):•••

Seated Depth:0.323" | 8.2 mm

Case Capacity:64 gow | 4.15 cm³

Primer Size:Large Rifle (LR)

Max. Pressure (C.I.P.):47,863 psi | 3,300 bar

Barrel Length:23.6" | 600 mm

Min. Twist Rate:1:14.5

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Community Loads for 8 x 57 IRS + 180gr Hornady ECX

Real loads for this combination shared by our community. Charge weights are only fully visible with an active Pro licence.

Charge (gr)	C.O.L.	Barrel Length	Velocity (fps)	Pressure (psi)

47.0 gr	3.229"	20.0"	2274 fps	•••

47.9 gr	3.228"	19.7"	2231 fps	•••
50.5 gr	3.189"	22.4"	2470 fps	•••
•••	3.228"	20.1"	2507 fps	•••

•••	3.228"	23.6"	2434 fps	•••
•••	3.228"	23.6"	2533 fps	•••

Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.