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Load data for 458 x 2'' American + .458 | 400gr | Woodleigh HS

Recommended Powder(s): Accurate 5744, IMR 4227, Lovex D060, ReloadSwiss RS 36, Shooters World Buffalo Rifle

458 x 2'' American + .458 | 400gr | Woodleigh HS

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.458 | 400gr | Woodleigh HS
Manufacturer SKU:
H45/70
Bullet Weight:
400gr | 25.9g
Bullet Diameter:
0.458" | 11.63mm
Bullet Length:
1.239" | 31.5mm
Caliber:
458 x 2'' American load data
Case Length (l3):
2.000" | 50.8mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
73.0 Grains of Water | 4.74 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
59988 psi | 4136 bar
LID:
LID_B12058_C792
Last updated:
2026-05-29

Load data for 50 loads in caliber 458 x 2'' American with .458 | 400gr | Woodleigh HS bullet and 25 powders such as Accurate 5744, IMR 4227, Lovex D060, ReloadSwiss RS 36, Shooters World Buffalo Rifle. The key underlying parameters are shown in the table above.

  • Important Notice: DO NOT go below Minimum Charge or above Maximum Charge unless there are reasons. Since xxlreloading.com has no control over the equipment and components used by the customer and the data used in connection with the website, any responsibility and liability for the results achieved is rejected. Also see our Terms of Service

    Questions regarding the load data: Please read the information in the next tab "Explanations".

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  • We recommend you limit powder range to relevant brands to speed up re-calculation of results

    Use the Personalized Load Calculator to customize loads to your own specific requirements. Find more details in the help section.

    Our default view only displays powders/loads that fulfill certain criteria: Max pressure of a load <=90% of Max. Standardized Pressure. Fill Rate (Min FR): >80% and <100% for rife loads,  >60% and <100% for pistol loads. Min. Propellant Combustion (Min z): >90% for rifle loads , >80% for pistol/revolver loads. Relax these criteria at your own risk to potentially get more powders shown in the load tables.

    .

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Click on the desired row in the tables below to add a specific load / powder to your Diary and manage there.

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2205
93%
90%
100%
ADI AR 2207
96%
61%
99%
Accurate 1680
97%
76%
98%
Accurate 5744
86%
88%
99%
Accurate No. 11 FS
90%
89%
100%
Alliant Reloder-10x
96%
49%
94%
Alliant Reloder-7
97%
66%
97%
Baschieri & Pellagri 106
97%
60%
92%
Hodgdon H4198
97%
71%
93%
Hodgdon LilGun
85%
89%
100%
IMR 4198
97%
58%
96%
IMR 4227
96%
80%
100%
Lovex D060
92%
88%
99%
Lovex D063
89%
89%
99%
Lovex S040
85%
88%
100%
Lovex S053
97%
76%
100%
Norma 200
97%
56%
96%
ReloadSwiss RS 36
96%
77%
100%
SNPE Vectan BA6 1/2
97%
70%
100%
SNPE Vectan SP 3
97%
54%
91%
Shooters World Blackout
89%
89%
99%
Shooters World Buffalo Rifle
92%
88%
99%
Vihtavuori N110
96%
89%
100%
Vihtavuori N120
96%
61%
100%
Vihtavuori N130
97%
50%
93%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2205
<<locked>>
81%
37942
63%
***
100%
ADI AR 2207
<<locked>>
81%
23322
39%
***
95%
[Accurate 1680]*
<<locked>>
81%
27253
45%
***
92%
Accurate 5744
<<locked>>
81%
45092
75%
***
98%
Accurate No. 11 FS
<<locked>>
81%
40422
67%
***
100%
[Alliant Reloder-10x]*
<<locked>>
88%
23438
39%
***
90%
[Alliant Reloder-7]*
<<locked>>
81%
24729
41%
***
92%
[Baschieri & Pellagri 106]*
<<locked>>
93%
31995
53%
***
90%
[Hodgdon H4198]*
<<locked>>
90%
34519
58%
***
90%
Hodgdon LilGun
<<locked>>
81%
46050
77%
***
100%
[IMR 4198]*
<<locked>>
82%
23018
38%
***
90%
IMR 4227
<<locked>>
81%
30371
51%
***
97%
Lovex D060
<<locked>>
81%
38421
64%
***
97%
Lovex D063
<<locked>>
81%
41089
68%
***
98%
Lovex S040
<<locked>>
81%
47152
79%
***
100%
Lovex S053
<<locked>>
81%
29095
49%
***
99%
[Norma 200]*
<<locked>>
82%
20943
35%
***
90%
ReloadSwiss RS 36
<<locked>>
81%
28790
48%
***
96%
SNPE Vectan BA6 1/2
<<locked>>
81%
28152
47%
***
100%
[SNPE Vectan SP 3]*
<<locked>>
94%
30501
51%
***
90%
Shooters World Blackout
<<locked>>
81%
41089
68%
***
98%
Shooters World Buffalo Rifle
<<locked>>
81%
38421
64%
***
97%
Vihtavuori N110
<<locked>>
81%
34911
58%
***
100%
Vihtavuori N120
<<locked>>
81%
23772
40%
***
97%
[Vihtavuori N130]*
<<locked>>
90%
24468
41%
***
90%

Start Load - Barrel Length: 23.60''

Any powder missing? Then click here.

FR ... fill rate of the cartridge in percent

MaxP ... max. pressure of load in psi or bar

% ... max. pressure of load in percent of the maximum allowed pressure for this caliber 

V(0) ... muzzle velocity in feet per second (fps) or  meters per second (m/s)

z ... powder burnt in percent

[...] *... not dangerous but load has suboptimal powder burnt with possible characteristics such as extensive muzzle flash or inaccurate loads.

[...] ²... fill rate low - you might want to consider using a filler to ensure proper ignition.

[...] ᴾ... possible press load - work up slowly to this load while watching for signs of excessive pressure.

👍  ... recommended powder/load for this caliber and bullet combination based on its ballistic performance.

<<locked>>... you need to buy an access license to unlock the data

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