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The Ultimate Reloading Manual
Wolfe Publishing Group
  • reloading manual
  • alliant reloading data
  • reloading brass
  • shotshell reloading
  • bullet reloading
The Ultimate Reloading Manual

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.270 Weatherby Magnum

.270 Weatherby Magnum
Warning! These loads were maximum for safe, trouble-free hunting loads in the test rifle. They should not be used in any other rifle without starting at least three grains down and working up. Rifle was a Weatherby Mark V with a 24 inch barrel. Weatherby cases - weight, 212 grains; CCI No. 250 primers; Oehler No. 31-50 Chronograph; velocity at 15 feet converted to muzzle velocity; temperature - 70 degrees (Handloader Issue #61)
Be Alert: Publisher cannot be responsible for errors in published load data.
Wt. Bullet Powder Manufacturer Powder Charge Velocity (FPS)
90 Sierra HP Winchester W-785 Subscribe 3,844
Remarks: Excellent accuracy
90 Sierra HP IMR IMR-4350 Subscribe 3,778
Remarks:
90 Sierra HP Norma N-204 Subscribe 3,765
Remarks:
90 Sierra HP Winchester W-760 Subscribe 3,825
Remarks:
100 Speer HP Hodgdon H-4831 Subscribe 3,661
Remarks: Most loads gave excellent accuracy
100 Speer HP Norma MRP Subscribe 3,641
Remarks:
100 Speer HP IMR IMR-4831 Subscribe 3,641
Remarks:
100 Speer HP Winchester W-785 Subscribe 3,684
Remarks:
100 Speer HP IMR IMR-4350 Subscribe 3,666
Remarks:
100 Speer HP Winchester W-760 Subscribe 3,684
Remarks:
130 Hornady Hodgdon H-870 Subscribe 3,342
Remarks: Good accuracy with most of the loads
130 Hornady Hodgdon H-4831 Subscribe 3,260
Remarks:
130 Hornady Norma MRP Subscribe 3,291
Remarks:
130 Hornady IMR IMR-4831 Subscribe 3,304
Remarks:
130 Hornady Winchester W-785 Subscribe 3,275
Remarks:
130 Hornady IMR IMR-4350 Subscribe 3,325
Remarks:
150 Sierra BT Hodgdon H-870 Subscribe 3,208
Remarks: Acceptable hunting accuracy but good only with some of the powders
150 Sierra BT Hodgdon H-4831 Subscribe 3,094
Remarks:
150 Sierra BT Norma MRP Subscribe 3,150
Remarks:
150 Sierra BT IMR IMR-4831 Subscribe 3,158
Remarks:
150 Sierra BT Winchester W-785 Subscribe 3,153
Remarks:
160 Nosler Hodgdon H-870 Subscribe 3,156
Remarks: Good accuracy with most powders
160 Nosler Hodgdon H-4831 Subscribe 3,140
Remarks:
160 Nosler Norma MRP Subscribe 3,081
Remarks:
160 Nosler IMR IMR-4831 Subscribe 3,113
Remarks:
160 Nosler Winchester W-785 Subscribe 3,094
Remarks:
170 Speer Hodgdon H-870 Subscribe 3,070
Remarks: Poor accuracy with all powders - slight bullet tipping of some bullets
170 Speer Hodgdon H-4831 Subscribe 2,848
Remarks:
170 Speer IMR IMR-4831 Subscribe 2,891
Remarks:
170 Speer Winchester W-785 Subscribe 2,834
Remarks:
170 Speer Norma MRP Subscribe 2,884
Remarks: