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Load data for .458 Win.Mag. + .458 | 450gr | Barnes X S

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Recommended Powder(s):

.458 Win.Mag. + .458 | 450gr | Barnes X S

Load Specifications

Bullet:
.458 | 450gr | Barnes X S
Manufacturer SKU:
45818
Bullet Weight:
450gr | 29.2g
Bullet Diameter:
0.458" | 11.63mm
Bullet Length:
1.480" | 37.6mm
Caliber:
.458 Win.Mag.
Case Length (l3):
2.500" | 63.5mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.690" | 17.5mm
Shank Seated Depth:
0.690" | 17.5mm
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_B818_C796

>> Use the Personalized Load Calculator further below to adjust input parameters. 

Load data for 148 loads in caliber .458 Win.Mag. with .458 | 450gr | Barnes X S bullet and 74 powder(s). 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".

    • A load must fulfill certain criteria to be listed in the default view below - see here.

    • Our load data might deviate from other sources - see the most common reasons here

    • All loads are based on the bullet and case dimensions shown under "Load Specifications" - see here what to do if you deviate.

    • You can set your specifications in the "Personalized Load Calculator".

    • Go to the bottom of the "My Account " page to set the measure system (imperial vs. metric) 

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    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.

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 2206H
<<locked>>
97%
45049
72%
**18
95%
ADI AR 2207
<<locked>>
91%
55753
89%
**54
100%
[ADI AR 2208]*
<<locked>>
96%
38740
62%
**93
91%
ADI AR 2219 👍
<<locked>>
94%
55608
89%
**36
100%
Accurate 2015
<<locked>>
97%
51430
82%
**51
100%
[Accurate 2200]*
<<locked>>
97%
49690
80%
**24
93%
Accurate 2230
<<locked>>
97%
55927
90%
**06
97%
Accurate 2460
<<locked>>
97%
55085
88%
**16
99%
Accurate 2495
<<locked>>
97%
43714
70%
**34
100%
Accurate 2520
<<locked>>
97%
45092
72%
**47
98%
Accurate 4064
<<locked>>
97%
36637
59%
**36
98%
Alliant AR-Comp
<<locked>>
97%
45020
72%
**41
100%
[Alliant Reloder- TS 15.5]*
<<locked>>
97%
36593
59%
**09
93%
Alliant Reloder-10x
<<locked>>
97%
55419
89%
**00
100%
[Alliant Reloder-15]*
<<locked>>
97%
39885
64%
**59
92%
Alliant Reloder-7
<<locked>>
90%
55941
90%
**51
100%
Baschieri & Pellagri 106
<<locked>>
94%
55492
89%
**51
100%
[Baschieri & Pellagri 107]*
<<locked>>
97%
44933
72%
**14
92%
Hodgdon BL-C2
<<locked>>
97%
45629
73%
**60
96%
Hodgdon Benchmark
<<locked>>
97%
51474
83%
**37
98%
Hodgdon CFE BLK
<<locked>>
90%
55593
89%
**47
98%
Hodgdon H322 👍
<<locked>>
96%
49937
80%
**70
100%
Hodgdon H335 👍
<<locked>>
94%
55013
88%
**39
100%
Hodgdon H4198
<<locked>>
92%
56028
90%
**41
100%
[Hodgdon VARGET]*
<<locked>>
97%
38435
62%
**86
91%
IMR 3031
<<locked>>
97%
39494
63%
**82
99%
[IMR 4064]*
<<locked>>
96%
37666
60%
**73
91%
IMR 4198
<<locked>>
96%
55100
88%
**54
100%
IMR 4227
<<locked>>
86%
55912
90%
**98
100%
[IMR 4895]*
<<locked>>
97%
40654
65%
**85
93%
IMR 8208 XBR
<<locked>>
97%
47964
77%
**31
97%
Lovex D073.4
<<locked>>
96%
55477
89%
**06
99%
Lovex D073.5
<<locked>>
97%
54665
88%
**13
99%
Lovex D073.6
<<locked>>
97%
42163
68%
**08
97%
Lovex S053
<<locked>>
86%
55622
89%
**69
100%
Lovex S060
<<locked>>
97%
47326
76%
**75
95%
Lovex S062
<<locked>>
97%
39668
64%
**32
95%
Norma 200
<<locked>>
92%
55680
89%
**80
100%
Norma 201
<<locked>>
97%
44585
71%
**85
96%
Norma 202
<<locked>>
97%
43874
70%
**01
98%
[Norma 203B]*
<<locked>>
97%
39117
63%
**52
93%
[Ramshot Big Game]*
<<locked>>
97%
39755
64%
**49
92%
[Ramshot TAC]*
<<locked>>
97%
49211
79%
**31
92%
Ramshot Wild Boar
<<locked>>
97%
46746
75%
**44
95%
Ramshot X-Terminator
<<locked>>
97%
53563
86%
**77
96%
ReloadSwiss RS 36
<<locked>>
86%
55898
90%
**31
100%
ReloadSwiss RS 40 👍
<<locked>>
97%
54723
88%
**13
99%
[ReloadSwiss RS 52]*
<<locked>>
97%
37637
60%
**52
94%
Rottweil R 901
<<locked>>
96%
49327
79%
**34
99%
Rottweil R 902
<<locked>>
97%
42351
68%
**49
96%
[Rottweil R 903]*
<<locked>>
97%
33663
54%
**70
92%
SNPE Vectan BA6 1/2
<<locked>>
90%
55434
89%
**44
100%
SNPE Vectan SP 10 👍
<<locked>>
94%
55506
89%
**39
100%
[SNPE Vectan SP 7]*
<<locked>>
97%
46180
74%
**05
92%
[SNPE Vectan SP 9]*
<<locked>>
97%
43308
69%
**88
94%
SNPE Vectan Tubal 3000
<<locked>>
97%
47834
77%
**72
99%
SNPE Vectan Tubal 5000
<<locked>>
97%
38841
62%
**67
98%
Shooters World Match Rifle
<<locked>>
97%
42163
68%
**08
97%
Shooters World Precision
<<locked>>
97%
39668
64%
**32
95%
Shooters World Tactical Rifle
<<locked>>
95%
55317
89%
**83
97%
Somchem S321
<<locked>>
97%
51692
83%
**06
98%
Somchem S335
<<locked>>
97%
45963
74%
**72
99%
[Somchem S341]*
<<locked>>
97%
45310
73%
**01
94%
[Somchem S355]*
<<locked>>
97%
34853
56%
**73
92%
Vihtavuori N120
<<locked>>
94%
55956
90%
**18
100%
Vihtavuori N130
<<locked>>
97%
51895
83%
**18
100%
Vihtavuori N133
<<locked>>
97%
42815
69%
**29
100%
Vihtavuori N135
<<locked>>
97%
33533
54%
**47
98%
Vihtavuori N140
<<locked>>
97%
40683
65%
**42
98%
[Vihtavuori N150]*
<<locked>>
97%
30734
49%
**72
92%
Vihtavuori N530
<<locked>>
97%
50763
81%
**77
97%
Vihtavuori N540
<<locked>>
97%
40872
66%
**69
98%
Winchester 748
<<locked>>
97%
50285
81%
**13
98%
Winchester StaBALL Match
<<locked>>
97%
54679
88%
**49
97%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2206H]*
<<locked>>
85%
32880
53%
**11
90%
ADI AR 2207
<<locked>>
81%
41989
67%
**03
100%
[ADI AR 2208]*
<<locked>>
93%
35752
57%
**44
90%
ADI AR 2219
<<locked>>
81%
36970
59%
**90
98%
Accurate 2015
<<locked>>
81%
33402
54%
**95
99%
[Accurate 2200]*
<<locked>>
89%
39378
63%
**80
90%
[Accurate 2230]*
<<locked>>
81%
33591
54%
**01
92%
[Accurate 2460]*
<<locked>>
81%
33562
54%
**18
94%
Accurate 2495
<<locked>>
81%
28108
45%
**72
97%
[Accurate 2520]*
<<locked>>
81%
28050
45%
**55
93%
[Accurate 4064]*
<<locked>>
81%
23946
38%
**73
92%
Alliant AR-Comp
<<locked>>
81%
28935
46%
**78
99%
[Alliant Reloder- TS 15.5]*
<<locked>>
89%
30269
49%
**85
90%
Alliant Reloder-10x
<<locked>>
81%
36260
58%
**54
100%
[Alliant Reloder-15]*
<<locked>>
92%
34577
55%
**67
90%
Alliant Reloder-7
<<locked>>
81%
43947
70%
**09
100%
Baschieri & Pellagri 106
<<locked>>
81%
37550
60%
**24
98%
[Baschieri & Pellagri 107]*
<<locked>>
91%
38203
61%
**09
90%
[Hodgdon BL-C2]*
<<locked>>
82%
29588
47%
**78
90%
[Hodgdon Benchmark]*
<<locked>>
81%
33562
54%
**68
93%
Hodgdon CFE BLK
<<locked>>
81%
42670
68%
**83
95%
Hodgdon H322
<<locked>>
81%
31937
51%
**98
96%
Hodgdon H335
<<locked>>
81%
36172
58%
**83
97%
Hodgdon H4198
<<locked>>
81%
41162
66%
**57
98%
[Hodgdon VARGET]*
<<locked>>
94%
36013
58%
**47
90%
IMR 3031
<<locked>>
81%
26121
42%
**13
95%
[IMR 4064]*
<<locked>>
93%
34461
55%
**21
90%
IMR 4198
<<locked>>
81%
37376
60%
**31
100%
IMR 4227
<<locked>>
81%
49240
79%
**29
100%
[IMR 4895]*
<<locked>>
89%
32314
52%
**34
90%
[IMR 8208 XBR]*
<<locked>>
81%
30835
49%
**52
91%
[Lovex D073.4]*
<<locked>>
81%
35157
56%
**34
94%
[Lovex D073.5]*
<<locked>>
81%
33475
54%
**14
94%
[Lovex D073.6]*
<<locked>>
81%
26977
43%
**29
92%
Lovex S053
<<locked>>
81%
48602
78%
**93
100%
[Lovex S060]*
<<locked>>
83%
32735
52%
**42
90%
[Lovex S062]*
<<locked>>
84%
28137
45%
**19
90%
Norma 200
<<locked>>
81%
41002
66%
**06
100%
[Norma 201]*
<<locked>>
81%
29428
47%
**22
91%
[Norma 202]*
<<locked>>
81%
28340
45%
**32
94%
[Norma 203B]*
<<locked>>
90%
32909
53%
**37
90%
[Ramshot Big Game]*
<<locked>>
93%
36085
58%
**90
90%
[Ramshot TAC]*
<<locked>>
93%
43221
69%
**49
90%
[Ramshot Wild Boar]*
<<locked>>
86%
33895
54%
**41
90%
[Ramshot X-Terminator]*
<<locked>>
81%
34084
55%
**91
90%
ReloadSwiss RS 36
<<locked>>
81%
49284
79%
**59
100%
ReloadSwiss RS 40
<<locked>>
81%
34200
55%
**24
95%
[ReloadSwiss RS 52]*
<<locked>>
87%
28906
46%
**75
90%
Rottweil R 901
<<locked>>
81%
32793
53%
**75
95%
[Rottweil R 902]*
<<locked>>
81%
28282
45%
**96
90%
[Rottweil R 903]*
<<locked>>
93%
30226
48%
**01
90%
SNPE Vectan BA6 1/2
<<locked>>
81%
44889
72%
**36
100%
SNPE Vectan SP 10
<<locked>>
81%
37724
60%
**00
97%
[SNPE Vectan SP 7]*
<<locked>>
93%
41408
66%
**32
90%
[SNPE Vectan SP 9]*
<<locked>>
87%
33156
53%
**14
90%
SNPE Vectan Tubal 3000
<<locked>>
81%
30632
49%
**06
95%
[SNPE Vectan Tubal 5000]*
<<locked>>
83%
27021
43%
**47
94%
[Shooters World Match Rifle]*
<<locked>>
81%
26977
43%
**29
92%
[Shooters World Precision]*
<<locked>>
84%
28137
45%
**19
90%
[Shooters World Tactical Rifle]*
<<locked>>
81%
36129
58%
**24
93%
[Somchem S321]*
<<locked>>
81%
32126
52%
**08
92%
Somchem S335
<<locked>>
81%
30168
48%
**19
96%
[Somchem S341]*
<<locked>>
87%
34214
55%
**21
90%
[Somchem S355]*
<<locked>>
92%
30763
49%
**95
90%
Vihtavuori N120
<<locked>>
81%
39494
63%
**34
100%
Vihtavuori N130
<<locked>>
81%
34011
55%
**75
99%
Vihtavuori N133
<<locked>>
81%
28703
46%
**90
97%
Vihtavuori N135
<<locked>>
84%
24540
39%
**50
95%
[Vihtavuori N140]*
<<locked>>
81%
27021
43%
**86
93%
[Vihtavuori N150]*
<<locked>>
93%
27702
44%
**09
90%
[Vihtavuori N530]*
<<locked>>
81%
32155
52%
**91
92%
[Vihtavuori N540]*
<<locked>>
81%
26339
42%
**90
92%
[Winchester 748]*
<<locked>>
81%
31343
50%
**08
92%
[Winchester StaBALL Match]*
<<locked>>
81%
33185
53%
**31
91%

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.

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