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Load data for .338 Marlin Express + .338 | 225gr | Speer Grand Slam

Recommended Powder(s):

.338 Marlin Express + .338 | 225gr | Speer Grand Slam

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.338 | 225gr | Speer Grand Slam
Manufacturer SKU:
2407
Bullet Weight:
225gr | 14.6g
Bullet Diameter:
0.338" | 8.59mm
Bullet Length:
1.160" | 29.5mm
Caliber:
.338 Marlin Express load data
Case Length (l3):
1.880" | 47.8mm
Cartridge Length (C.O.L.):
2.561" | 65.0mm
Seated Depth:
0.479" | 12.2mm
Shank Seated Depth:
0.479" | 12.2mm
Case Capacity:
61.0 Grains of Water | 3.96 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
46412 psi | 3200 bar
LID:
LID_B6192_C456
Last updated:
2025-01-01

Load data for 130 loads in caliber .338 Marlin Express with .338 | 225gr | Speer Grand Slam bullet and 65 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>>
88%
40959
88%
**47
96%
ADI AR 2208
<<locked>>
94%
40828
88%
**28
95%
Accurate 2015
<<locked>>
84%
41249
89%
**98
100%
[Accurate 2200]*
<<locked>>
86%
41060
88%
**05
94%
Accurate 2460
<<locked>>
83%
41423
89%
**38
98%
Accurate 2495
<<locked>>
90%
41582
90%
**83
100%
Accurate 2520
<<locked>>
89%
41539
89%
**80
99%
Accurate 4064 👍
<<locked>>
95%
41234
89%
**87
100%
Alliant AR-Comp
<<locked>>
89%
41669
90%
**77
100%
Alliant Reloder- TS 15.5
<<locked>>
95%
41075
89%
**80
97%
Alliant Reloder-15
<<locked>>
92%
41147
89%
**74
96%
Alliant Reloder-17
<<locked>>
96%
37913
82%
**70
95%
Baschieri & Pellagri 107
<<locked>>
89%
40857
88%
**64
95%
Hodgdon BL-C2
<<locked>>
88%
41278
89%
**97
98%
Hodgdon Benchmark
<<locked>>
84%
40988
88%
**85
98%
[Hodgdon CFE223]*
<<locked>>
93%
41365
89%
**00
94%
Hodgdon H322
<<locked>>
85%
41568
90%
**51
100%
[Hodgdon H380]*
<<locked>>
94%
40930
88%
**57
94%
[Hodgdon Hybrid 100V]*
<<locked>>
97%
31038
67%
**70
92%
Hodgdon VARGET
<<locked>>
94%
41481
89%
**38
95%
IMR 3031 👍
<<locked>>
93%
41713
90%
**03
100%
IMR 4064
<<locked>>
95%
41713
90%
**34
96%
IMR 4895
<<locked>>
92%
41234
89%
**87
96%
IMR 8208 XBR
<<locked>>
86%
40973
88%
**24
97%
Lovex D073.5
<<locked>>
83%
41060
88%
**31
98%
Lovex D073.6 👍
<<locked>>
91%
41539
89%
**80
99%
Lovex S060
<<locked>>
87%
41060
88%
**82
96%
Lovex S062
<<locked>>
93%
41727
90%
**57
98%
Norma 201
<<locked>>
89%
41017
88%
**31
98%
Norma 202
<<locked>>
89%
40930
88%
**47
99%
Norma 203B
<<locked>>
93%
41133
89%
**80
96%
Ramshot Big Game
<<locked>>
93%
41568
90%
**97
96%
[Ramshot TAC]*
<<locked>>
87%
41437
89%
**24
93%
Ramshot Wild Boar
<<locked>>
88%
41365
89%
**67
96%
Ramshot X-Terminator
<<locked>>
84%
41669
90%
**18
96%
[ReloadSwiss RS 50]*
<<locked>>
94%
41539
89%
**38
92%
ReloadSwiss RS 52
<<locked>>
94%
40959
88%
**16
98%
ReloadSwiss RS 60
<<locked>>
96%
36927
80%
**57
96%
Rottweil R 901
<<locked>>
86%
41133
89%
**11
99%
Rottweil R 902
<<locked>>
91%
41640
90%
**34
98%
Rottweil R 903
<<locked>>
97%
39233
85%
**51
97%
SNPE Vectan SP 11
<<locked>>
96%
41147
89%
**93
96%
[SNPE Vectan SP 7]*
<<locked>>
88%
41002
88%
**31
94%
SNPE Vectan SP 9
<<locked>>
90%
40944
88%
**51
96%
SNPE Vectan Tubal 3000
<<locked>>
87%
41118
89%
**65
99%
SNPE Vectan Tubal 5000
<<locked>>
94%
41162
89%
**82
100%
Shooters World Match Rifle 👍
<<locked>>
91%
41539
89%
**80
99%
Shooters World Precision
<<locked>>
93%
41727
90%
**57
98%
Somchem S321
<<locked>>
85%
41307
89%
**57
98%
Somchem S335
<<locked>>
88%
41452
89%
**92
100%
Somchem S341
<<locked>>
89%
41597
90%
**51
96%
Somchem S355
<<locked>>
97%
40828
88%
**67
97%
[Somchem S365]*
<<locked>>
97%
29762
64%
**00
93%
Vihtavuori N130
<<locked>>
84%
41249
89%
**59
100%
Vihtavuori N133
<<locked>>
90%
40930
88%
**75
100%
Vihtavuori N135
<<locked>>
96%
38769
84%
**08
100%
Vihtavuori N140
<<locked>>
92%
41742
90%
**38
100%
Vihtavuori N150
<<locked>>
97%
34476
74%
**33
96%
[Vihtavuori N160]*
<<locked>>
97%
36825
79%
**85
92%
Vihtavuori N530
<<locked>>
85%
41147
89%
**38
98%
Vihtavuori N540 👍
<<locked>>
92%
41350
89%
**57
99%
[Vihtavuori N550]*
<<locked>>
97%
36405
78%
**24
92%
[Winchester 6.5 StaBALL]*
<<locked>>
96%
36332
78%
**46
94%
Winchester 748
<<locked>>
86%
41684
90%
**97
98%
Winchester StaBALL Match
<<locked>>
84%
41611
90%
**80
97%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2206H]*
<<locked>>
81%
32677
70%
**87
93%
[ADI AR 2208]*
<<locked>>
82%
28834
62%
**78
90%
Accurate 2015
<<locked>>
81%
37043
80%
**33
100%
[Accurate 2200]*
<<locked>>
81%
34737
75%
**87
92%
Accurate 2460
<<locked>>
81%
38290
82%
**85
98%
Accurate 2495
<<locked>>
81%
30995
67%
**96
99%
Accurate 2520
<<locked>>
81%
31865
69%
**06
97%
Accurate 4064
<<locked>>
81%
26092
56%
**85
96%
Alliant AR-Comp
<<locked>>
81%
32619
70%
**23
100%
[Alliant Reloder- TS 15.5]*
<<locked>>
81%
26498
57%
**72
92%
[Alliant Reloder-15]*
<<locked>>
81%
28732
62%
**18
90%
[Alliant Reloder-17]*
<<locked>>
88%
29182
63%
**64
90%
[Baschieri & Pellagri 107]*
<<locked>>
81%
31444
68%
**73
91%
Hodgdon BL-C2
<<locked>>
81%
32300
70%
**23
95%
Hodgdon Benchmark
<<locked>>
81%
37072
80%
**13
97%
[Hodgdon CFE223]*
<<locked>>
85%
31937
69%
**03
90%
Hodgdon H322
<<locked>>
81%
36492
79%
**59
99%
[Hodgdon H380]*
<<locked>>
86%
31647
68%
**80
90%
[Hodgdon Hybrid 100V]*
<<locked>>
94%
27978
60%
**95
90%
[Hodgdon VARGET]*
<<locked>>
82%
29095
63%
**85
90%
IMR 3031
<<locked>>
81%
28689
62%
**51
98%
[IMR 4064]*
<<locked>>
82%
28340
61%
**69
90%
[IMR 4895]*
<<locked>>
81%
29356
63%
**47
92%
IMR 8208 XBR
<<locked>>
81%
34621
75%
**06
96%
Lovex D073.5
<<locked>>
81%
37739
81%
**75
98%
Lovex D073.6
<<locked>>
81%
29921
64%
**64
96%
[Lovex S060]*
<<locked>>
81%
33968
73%
**51
94%
[Lovex S062]*
<<locked>>
81%
28398
61%
**91
93%
Norma 201
<<locked>>
81%
31763
68%
**47
95%
Norma 202
<<locked>>
81%
31691
68%
**73
97%
[Norma 203B]*
<<locked>>
81%
28152
61%
**14
91%
[Ramshot Big Game]*
<<locked>>
81%
28514
61%
**18
90%
[Ramshot TAC]*
<<locked>>
81%
34577
74%
**93
90%
[Ramshot Wild Boar]*
<<locked>>
81%
32967
71%
**06
93%
Ramshot X-Terminator
<<locked>>
81%
37521
81%
**42
95%
[ReloadSwiss RS 50]*
<<locked>>
90%
37507
81%
**62
90%
[ReloadSwiss RS 52]*
<<locked>>
81%
26948
58%
**11
93%
[ReloadSwiss RS 60]*
<<locked>>
88%
28572
62%
**44
90%
Rottweil R 901
<<locked>>
81%
35549
77%
**13
98%
[Rottweil R 902]*
<<locked>>
81%
30371
65%
**14
94%
[Rottweil R 903]*
<<locked>>
82%
24860
54%
**46
90%
[SNPE Vectan SP 11]*
<<locked>>
84%
28631
62%
**28
90%
[SNPE Vectan SP 7]*
<<locked>>
82%
32634
70%
**70
90%
[SNPE Vectan SP 9]*
<<locked>>
81%
31357
68%
**60
93%
SNPE Vectan Tubal 3000
<<locked>>
81%
33765
73%
**34
98%
SNPE Vectan Tubal 5000
<<locked>>
81%
27325
59%
**23
97%
Shooters World Match Rifle
<<locked>>
81%
29921
64%
**64
96%
[Shooters World Precision]*
<<locked>>
81%
28398
61%
**91
93%
Somchem S321
<<locked>>
81%
36477
79%
**69
97%
Somchem S335
<<locked>>
81%
33098
71%
**44
98%
[Somchem S341]*
<<locked>>
81%
31821
69%
**64
93%
[Somchem S355]*
<<locked>>
82%
25498
55%
**39
90%
[Somchem S365]*
<<locked>>
92%
25875
56%
**91
90%
Vihtavuori N130
<<locked>>
81%
38072
82%
**10
100%
Vihtavuori N133
<<locked>>
81%
31502
68%
**08
99%
Vihtavuori N135
<<locked>>
81%
24381
53%
**09
97%
Vihtavuori N140
<<locked>>
81%
29544
64%
**11
97%
[Vihtavuori N150]*
<<locked>>
82%
22626
49%
**41
90%
[Vihtavuori N160]*
<<locked>>
93%
32648
70%
**00
90%
Vihtavuori N530
<<locked>>
81%
36100
78%
**46
96%
Vihtavuori N540
<<locked>>
81%
29022
63%
**21
96%
[Vihtavuori N550]*
<<locked>>
92%
31560
68%
**19
90%
[Winchester 6.5 StaBALL]*
<<locked>>
89%
28660
62%
**75
90%
Winchester 748
<<locked>>
81%
35186
76%
**78
97%
Winchester StaBALL Match
<<locked>>
81%
37565
81%
**08
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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