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Load data for 8 x 57 IRS + .323 | 180gr | Hornady GMX

Recommended Powder(s):

8 x 57 IRS + .323 | 180gr | Hornady GMX

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.323 | 180gr | Hornady GMX
Manufacturer SKU:
3234
Bullet Weight:
180gr | 11.7g
Bullet Diameter:
0.323" | 8.20mm
Bullet Length:
<<locked>>
Caliber:
8 x 57 IRS load data
Case Length (l3):
2.244" | 57.0mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
64.0 Grains of Water | 4.16 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
47863 psi | 3300 bar
LID:
LID_B2739_C1173
Last updated:
2026-03-10
Recommended Twist Rate:
1:12 - 1:10

Load data for 150 loads in caliber 8 x 57 IRS with .323 | 180gr | Hornady GMX bullet and 75 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".

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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 2206H
<<locked>>
89%
42815
89%
**13
96%
ADI AR 2208
<<locked>>
94%
42728
89%
**93
96%
ADI Benchmark 8208
<<locked>>
87%
42714
89%
**90
98%
Accurate 2015
<<locked>>
85%
42989
90%
**64
100%
[Accurate 2200]*
<<locked>>
86%
42409
89%
**57
94%
Accurate 2230
<<locked>>
83%
43033
90%
**87
97%
Accurate 2460
<<locked>>
83%
43033
90%
**93
99%
Accurate 2495
<<locked>>
89%
42482
89%
**36
100%
Accurate 2520
<<locked>>
88%
42699
89%
**36
99%
Accurate 4064 👍
<<locked>>
95%
42395
89%
**43
100%
Alliant AR-Comp
<<locked>>
88%
42815
89%
**26
100%
Alliant Power Pro 2000-MR
<<locked>>
91%
42438
89%
**92
95%
Alliant Reloder- TS 15.5
<<locked>>
95%
42351
88%
**33
97%
Alliant Reloder-15
<<locked>>
92%
42583
89%
**33
96%
Alliant Reloder-17
<<locked>>
97%
39914
83%
**49
96%
Baschieri & Pellagri 107
<<locked>>
89%
42888
90%
**36
95%
Bofors RP3
<<locked>>
96%
42801
89%
**59
98%
Hodgdon BL-C2
<<locked>>
88%
42815
89%
**56
98%
Hodgdon Benchmark
<<locked>>
85%
42975
90%
**54
98%
Hodgdon CFE223
<<locked>>
93%
42351
88%
**56
95%
Hodgdon H322
<<locked>>
85%
42583
89%
**97
100%
[Hodgdon H380]*
<<locked>>
94%
42003
88%
**10
94%
Hodgdon H4895
<<locked>>
89%
43047
90%
**30
97%
[Hodgdon Hybrid 100V]*
<<locked>>
97%
31966
67%
**10
92%
[Hodgdon LVR]*
<<locked>>
97%
38014
79%
**54
92%
Hodgdon VARGET
<<locked>>
94%
42424
89%
**90
96%
Hodgdon TrailBoss
<<locked>>
95%
31531
66%
**45
100%
IMR 3031 👍
<<locked>>
93%
42989
90%
**59
100%
IMR 4064
<<locked>>
95%
42873
90%
**93
96%
IMR 4895
<<locked>>
92%
42801
89%
**49
97%
IMR 8208 XBR
<<locked>>
87%
42714
89%
**90
98%
Lovex D073.5
<<locked>>
83%
42699
89%
**90
99%
Lovex D073.6 👍
<<locked>>
90%
42699
89%
**36
99%
Lovex S060
<<locked>>
87%
42366
89%
**34
96%
Lovex S062
<<locked>>
93%
42844
90%
**07
98%
[Lovex S065]*
<<locked>>
97%
39363
82%
**25
92%
Norma 201
<<locked>>
89%
42685
89%
**87
98%
Norma 202
<<locked>>
89%
42525
89%
**03
99%
Norma 203B
<<locked>>
93%
42699
89%
**39
97%
Ramshot Big Game
<<locked>>
93%
42482
89%
**52
96%
[Ramshot TAC]*
<<locked>>
86%
42206
88%
**64
93%
Ramshot Wild Boar
<<locked>>
87%
42757
89%
**20
96%
Ramshot X-Terminator
<<locked>>
84%
42728
89%
**67
96%
ReloadSwiss RS 14
<<locked>>
97%
32460
68%
**98
100%
[ReloadSwiss RS 50]*
<<locked>>
93%
42960
90%
**93
92%
ReloadSwiss RS 52
<<locked>>
91%
42772
89%
**02
96%
ReloadSwiss RS 60
<<locked>>
97%
42946
90%
**28
99%
Rottweil R 901
<<locked>>
87%
43004
90%
**77
99%
Rottweil R 902
<<locked>>
91%
42873
90%
**87
98%
Rottweil R 903
<<locked>>
97%
41539
87%
**23
97%
SNPE Vectan SP 11
<<locked>>
96%
42772
89%
**59
96%
[SNPE Vectan SP 7]*
<<locked>>
88%
42322
88%
**84
94%
SNPE Vectan SP 9
<<locked>>
89%
42293
88%
**07
96%
SNPE Vectan Tubal 3000
<<locked>>
87%
42714
89%
**25
99%
SNPE Vectan Tubal 5000
<<locked>>
94%
42482
89%
**31
100%
[Shooters World Long Rifle]*
<<locked>>
97%
39363
82%
**25
92%
Shooters World Match Rifle 👍
<<locked>>
90%
42699
89%
**36
99%
Shooters World Precision
<<locked>>
93%
42844
90%
**07
98%
Somchem S321
<<locked>>
85%
42699
89%
**10
98%
Somchem S335
<<locked>>
88%
42409
89%
**34
100%
Somchem S341
<<locked>>
89%
42873
90%
**03
96%
Somchem S355
<<locked>>
96%
42018
88%
**16
97%
[Somchem S365]*
<<locked>>
96%
30313
63%
**29
93%
Vihtavuori N130
<<locked>>
84%
42960
90%
**21
100%
Vihtavuori N133
<<locked>>
90%
42511
89%
**28
100%
Vihtavuori N135
<<locked>>
97%
40698
85%
**70
100%
Vihtavuori N140
<<locked>>
92%
43004
90%
**93
100%
Vihtavuori N150
<<locked>>
97%
36274
76%
**85
97%
[Vihtavuori N160]*
<<locked>>
97%
38435
80%
**44
93%
Vihtavuori N530
<<locked>>
85%
42293
88%
**97
98%
Vihtavuori N540 👍
<<locked>>
92%
42873
90%
**20
99%
[Vihtavuori N550]*
<<locked>>
97%
37826
79%
**80
93%
Winchester 6.5 StaBALL
<<locked>>
97%
37739
79%
**98
95%
Winchester 748
<<locked>>
85%
42540
89%
**46
99%
Winchester StaBALL Match
<<locked>>
83%
42482
89%
**26
97%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2206H]*
<<locked>>
81%
33707
70%
**29
93%
[ADI AR 2208]*
<<locked>>
82%
29428
61%
**98
90%
ADI Benchmark 8208
<<locked>>
81%
35795
75%
**56
96%
Accurate 2015
<<locked>>
81%
38130
80%
**75
100%
[Accurate 2200]*
<<locked>>
81%
36100
75%
**36
92%
Accurate 2230
<<locked>>
81%
39740
83%
**21
96%
Accurate 2460
<<locked>>
81%
39653
83%
**34
98%
Accurate 2495
<<locked>>
81%
32024
67%
**33
99%
Accurate 2520
<<locked>>
81%
33185
69%
**52
97%
Accurate 4064
<<locked>>
81%
26701
56%
**05
96%
Alliant AR-Comp
<<locked>>
81%
33721
70%
**65
100%
[Alliant Power Pro 2000-MR]*
<<locked>>
83%
32924
69%
**65
90%
[Alliant Reloder- TS 15.5]*
<<locked>>
81%
27035
56%
**88
91%
[Alliant Reloder-15]*
<<locked>>
81%
29602
62%
**47
91%
[Alliant Reloder-17]*
<<locked>>
88%
29834
62%
**97
90%
[Baschieri & Pellagri 107]*
<<locked>>
81%
32663
68%
**13
91%
[Bofors RP3]*
<<locked>>
81%
25788
54%
**75
91%
Hodgdon BL-C2
<<locked>>
81%
33504
70%
**69
95%
Hodgdon Benchmark
<<locked>>
81%
38203
80%
**62
97%
[Hodgdon CFE223]*
<<locked>>
84%
31821
66%
**23
90%
Hodgdon H322
<<locked>>
81%
37710
79%
**05
99%
[Hodgdon H380]*
<<locked>>
86%
32300
67%
**06
90%
[Hodgdon H4895]*
<<locked>>
81%
33837
71%
**36
94%
[Hodgdon Hybrid 100V]*
<<locked>>
93%
28456
59%
**15
90%
[Hodgdon LVR]*
<<locked>>
93%
34606
72%
**82
90%
[Hodgdon VARGET]*
<<locked>>
82%
29776
62%
**08
90%
Hodgdon TrailBoss
<<locked>>
88%
28239
59%
**83
100%
IMR 3031
<<locked>>
81%
29269
61%
**77
98%
[IMR 4064]*
<<locked>>
82%
28456
59%
**75
90%
[IMR 4895]*
<<locked>>
81%
30269
63%
**77
92%
IMR 8208 XBR
<<locked>>
81%
35795
75%
**56
96%
Lovex D073.5
<<locked>>
81%
39320
82%
**28
98%
Lovex D073.6
<<locked>>
81%
31256
65%
**03
96%
[Lovex S060]*
<<locked>>
81%
34838
73%
**83
94%
[Lovex S062]*
<<locked>>
81%
29124
61%
**15
93%
[Lovex S065]*
<<locked>>
94%
35549
74%
**49
90%
Norma 201
<<locked>>
81%
32851
69%
**90
95%
Norma 202
<<locked>>
81%
32663
68%
**06
97%
[Norma 203B]*
<<locked>>
81%
29008
61%
**41
91%
[Ramshot Big Game]*
<<locked>>
81%
28848
60%
**38
90%
[Ramshot TAC]*
<<locked>>
81%
35592
74%
**33
90%
[Ramshot Wild Boar]*
<<locked>>
81%
34432
72%
**59
94%
Ramshot X-Terminator
<<locked>>
81%
38754
81%
**92
95%
ReloadSwiss RS 14
<<locked>>
84%
26774
56%
**86
100%
[ReloadSwiss RS 50]*
<<locked>>
90%
38203
80%
**95
90%
[ReloadSwiss RS 52]*
<<locked>>
81%
30255
63%
**13
90%
[ReloadSwiss RS 60]*
<<locked>>
81%
25338
53%
**65
90%
Rottweil R 901
<<locked>>
81%
35897
75%
**43
98%
[Rottweil R 902]*
<<locked>>
81%
30995
65%
**38
94%
[Rottweil R 903]*
<<locked>>
82%
25425
53%
**59
90%
[SNPE Vectan SP 11]*
<<locked>>
84%
29051
61%
**47
90%
[SNPE Vectan SP 7]*
<<locked>>
81%
33156
69%
**97
90%
[SNPE Vectan SP 9]*
<<locked>>
81%
32155
67%
**93
93%
SNPE Vectan Tubal 3000
<<locked>>
81%
34737
73%
**77
98%
SNPE Vectan Tubal 5000
<<locked>>
81%
28007
59%
**42
97%
[Shooters World Long Rifle]*
<<locked>>
94%
35549
74%
**49
90%
Shooters World Match Rifle
<<locked>>
81%
31256
65%
**03
96%
[Shooters World Precision]*
<<locked>>
81%
29124
61%
**15
93%
Somchem S321
<<locked>>
81%
38043
79%
**25
97%
Somchem S335
<<locked>>
81%
34185
71%
**77
99%
[Somchem S341]*
<<locked>>
81%
33112
69%
**10
93%
[Somchem S355]*
<<locked>>
82%
26339
55%
**59
90%
[Somchem S365]*
<<locked>>
91%
25875
54%
**98
90%
Vihtavuori N130
<<locked>>
81%
38812
81%
**46
100%
Vihtavuori N133
<<locked>>
81%
32489
68%
**41
99%
Vihtavuori N135
<<locked>>
81%
24787
52%
**19
97%
Vihtavuori N140
<<locked>>
81%
30211
63%
**38
97%
[Vihtavuori N150]*
<<locked>>
82%
23076
48%
**51
90%
[Vihtavuori N160]*
<<locked>>
92%
32822
69%
**16
90%
Vihtavuori N530
<<locked>>
81%
37333
78%
**95
97%
Vihtavuori N540
<<locked>>
81%
29936
63%
**51
96%
[Vihtavuori N550]*
<<locked>>
92%
32372
68%
**49
90%
[Winchester 6.5 StaBALL]*
<<locked>>
89%
28993
61%
**88
90%
Winchester 748
<<locked>>
81%
37014
77%
**41
97%
Winchester StaBALL Match
<<locked>>
81%
39247
82%
**70
96%

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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