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Load data for .458 Win.Mag. + .456 | 308gr | Reichenberg HDB Universal

Recommended Powder(s): Accurate 1680, Alliant Reloder-7, IMR 4198, Norma 200, ReloadSwiss RS 36

.458 Win.Mag. + .456 | 308gr | Reichenberg HDB Universal

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.456 | 308gr | Reichenberg HDB Universal
Bullet Weight:
308gr | 20.0g
Bullet Diameter:
0.456" | 11.58mm
Bullet Length:
1.011" | 25.7mm
Caliber:
.458 Win.Mag. load data
Case Length (l3):
2.500" | 63.5mm
Cartridge Length (C.O.L.):
3.116" | 79.2mm
Seated Depth:
0.395" | 10.0mm
Shank Seated Depth:
0.237" | 6.0mm
Case Capacity:
95.0 Grains of Water | 6.17 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
62366 psi | 4300 bar
LID:
LID_B10220_C796
Last updated:
2025-01-01
Recommended Twist Rate:
1:33 - 1:27

Load data for 78 loads in caliber .458 Win.Mag. with .456 | 308gr | Reichenberg HDB Universal bullet and 39 powders such as Accurate 1680, Alliant Reloder-7, IMR 4198, Norma 200, ReloadSwiss RS 36. 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
<<locked>>
86%
56057
90%
**80
100%
ADI AR 2207
<<locked>>
97%
52214
84%
**15
100%
ADI AR 2219
<<locked>>
97%
47993
77%
**02
97%
Accurate 1680 👍
<<locked>>
89%
55898
90%
**25
99%
Accurate 2015
<<locked>>
97%
39146
63%
**34
98%
[Accurate 2460]*
<<locked>>
97%
41800
67%
**77
93%
Accurate 2495
<<locked>>
97%
30095
48%
**46
95%
Accurate 5744
<<locked>>
84%
55521
89%
**08
100%
Alliant AR-Comp
<<locked>>
97%
34650
56%
**05
98%
Alliant Reloder-10x
<<locked>>
97%
43236
69%
**20
99%
Alliant Reloder-7 👍
<<locked>>
97%
54955
88%
**21
100%
Baschieri & Pellagri 106
<<locked>>
97%
49559
79%
**23
98%
[Hodgdon Benchmark]*
<<locked>>
97%
41104
66%
**08
92%
Hodgdon CFE BLK
<<locked>>
96%
56057
90%
**89
95%
Hodgdon H322
<<locked>>
97%
39842
64%
**57
95%
Hodgdon H335
<<locked>>
97%
47108
76%
**92
96%
Hodgdon H4198
<<locked>>
97%
52866
85%
**59
98%
[IMR 3031]*
<<locked>>
97%
30081
48%
**90
92%
IMR 4198 👍
<<locked>>
97%
46833
75%
**20
100%
IMR 4227
<<locked>>
92%
55883
90%
**75
100%
Lovex D060
<<locked>>
86%
55985
90%
**18
100%
[Lovex D073.4]*
<<locked>>
97%
44628
72%
**10
93%
[Lovex D073.5]*
<<locked>>
97%
40872
66%
**64
92%
Lovex S053
<<locked>>
93%
55521
89%
**52
100%
Norma 200 👍
<<locked>>
97%
49545
79%
**02
100%
[Norma 202]*
<<locked>>
97%
33649
54%
**43
92%
ReloadSwiss RS 36 👍
<<locked>>
93%
56115
90%
**21
100%
[ReloadSwiss RS 40]*
<<locked>>
97%
42772
69%
**93
94%
[Rottweil R 901]*
<<locked>>
97%
37173
60%
**88
93%
SNPE Vectan BA6 1/2
<<locked>>
97%
55709
89%
**02
100%
SNPE Vectan SP 10
<<locked>>
97%
47921
77%
**02
96%
[SNPE Vectan Tubal 3000]*
<<locked>>
97%
37072
59%
**23
93%
Shooters World Buffalo Rifle
<<locked>>
86%
55985
90%
**18
100%
[Shooters World Tactical Rifle]*
<<locked>>
97%
47413
76%
**10
92%
[Somchem S335]*
<<locked>>
97%
35621
57%
**26
94%
Vihtavuori N110
<<locked>>
88%
55999
90%
**84
100%
Vihtavuori N120
<<locked>>
97%
48399
78%
**16
100%
Vihtavuori N130
<<locked>>
97%
41046
66%
**21
98%
Vihtavuori N133
<<locked>>
97%
33823
54%
**80
95%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2205
<<locked>>
81%
48428
78%
**85
100%
ADI AR 2207
<<locked>>
81%
32285
52%
**83
99%
[ADI AR 2219]*
<<locked>>
81%
28848
46%
**05
90%
Accurate 1680
<<locked>>
81%
42163
68%
**21
97%
[Accurate 2015]*
<<locked>>
81%
23917
38%
**77
91%
[Accurate 2460]*
<<locked>>
92%
34940
56%
**46
90%
[Accurate 2495]*
<<locked>>
88%
22220
36%
**29
90%
Accurate 5744
<<locked>>
81%
51430
82%
**52
100%
[Alliant AR-Comp]*
<<locked>>
81%
21741
35%
**34
91%
[Alliant Reloder-10x]*
<<locked>>
81%
26701
43%
**69
94%
Alliant Reloder-7
<<locked>>
81%
34055
55%
**77
98%
[Baschieri & Pellagri 106]*
<<locked>>
81%
29718
48%
**56
92%
[Hodgdon Benchmark]*
<<locked>>
93%
36767
59%
**20
90%
[Hodgdon CFE BLK]*
<<locked>>
86%
39378
63%
**26
90%
[Hodgdon H322]*
<<locked>>
86%
28529
46%
**95
90%
[Hodgdon H335]*
<<locked>>
84%
31444
50%
**74
90%
[Hodgdon H4198]*
<<locked>>
81%
33112
53%
**08
92%
[IMR 3031]*
<<locked>>
93%
26992
43%
**05
90%
IMR 4198
<<locked>>
81%
29776
48%
**82
96%
IMR 4227
<<locked>>
81%
40292
65%
**49
100%
Lovex D060
<<locked>>
81%
48399
78%
**07
100%
[Lovex D073.4]*
<<locked>>
90%
35288
57%
**36
90%
[Lovex D073.5]*
<<locked>>
92%
34737
56%
**46
90%
Lovex S053
<<locked>>
81%
39363
63%
**20
100%
Norma 200
<<locked>>
81%
30255
49%
**44
97%
[Norma 202]*
<<locked>>
94%
30501
49%
**67
90%
ReloadSwiss RS 36
<<locked>>
81%
39189
63%
**72
100%
[ReloadSwiss RS 40]*
<<locked>>
89%
33750
54%
**10
90%
[Rottweil R 901]*
<<locked>>
90%
30443
49%
**34
90%
SNPE Vectan BA6 1/2
<<locked>>
81%
36709
59%
**52
100%
[SNPE Vectan SP 10]*
<<locked>>
83%
30734
49%
**57
90%
[SNPE Vectan Tubal 3000]*
<<locked>>
90%
30168
48%
**75
90%
Shooters World Buffalo Rifle
<<locked>>
81%
48399
78%
**07
100%
[Shooters World Tactical Rifle]*
<<locked>>
93%
41365
66%
**08
90%
[Somchem S335]*
<<locked>>
88%
27514
44%
**36
90%
Vihtavuori N110
<<locked>>
81%
46383
74%
**65
100%
Vihtavuori N120
<<locked>>
81%
30429
49%
**08
100%
[Vihtavuori N130]*
<<locked>>
81%
25643
41%
**83
93%
[Vihtavuori N133]*
<<locked>>
85%
24134
39%
**31
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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