.257 Weatherby Magnum Loads Load Data

51 published .257 Weatherby Magnum Loads reloading recipes across 14 powders and 7 bullet manufacturers, with bullet weights from 70 to 120 grains and recorded velocities between 3,100 and 4,036 fps. Every load lists charge weight, velocity, COAL, primer and case where the source published it.

Always begin at the minimum charge weight and work up gradually. Never exceed maximum loads. Verify all data against a current published reloading manual before use. LoadDevelopment.com is not responsible for errors or omissions in this data.
Recipes
51
Powders
14
Bullet makers
7
Bullet weights
70–120 gr

Sample .257 Weatherby Magnum Loads loads

The first 5 of 51 recipes.

BulletPowderChargeVelocityCOALPrimer
Swift Scirocco 100grHodgdon H-100075.0 gr3465 fps—Federal 215
Hornady InterBond 100grHodgdon H-100074.0 gr3389 fps—Federal 215
Nosler E-Tip 100grIMR IMR-435062.0 gr3280 fps—Federal 215
Nosler E-Tip 100grIMR IMR-483166.0 gr3363 fps—Federal 215
Barnes TTSX 100grIMR IMR-483164.0 gr3329 fps—Federal 215

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