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Load data for 7 mm Weath. Mag. + .284 | 150gr | Barnes X BT

Recommended Powder(s): Alliant Reloder-19, Alliant Reloder-22, Alliant Reloder-25, Norma MRP, Ramshot Magnum

7 mm Weath. Mag. + .284 | 150gr | Barnes X BT

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 150gr | Barnes X BT
Manufacturer SKU:
28428
Bullet Weight:
150gr | 9.7g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
1.320" | 33.5mm
Caliber:
7 mm Weath. Mag. load data
Case Length (l3):
2.549" | 64.7mm
Cartridge Length (C.O.L.):
3.310" | 84.1mm
Seated Depth:
0.559" | 14.2mm
Shank Seated Depth:
0.435" | 11.0mm
Case Capacity:
87.0 Grains of Water | 5.65 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B571_C1070
Last updated:
2025-01-01
Recommended Twist Rate:
1:10 - 1:9

Load data for 120 loads in caliber 7 mm Weath. Mag. with .284 | 150gr | Barnes X BT bullet and 60 powders such as Alliant Reloder-19, Alliant Reloder-22, Alliant Reloder-25, Norma MRP, Ramshot Magnum. 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 2209
<<locked>>
91%
56942
89%
**02
99%
ADI AR 2213
<<locked>>
94%
56985
89%
**35
98%
ADI AR 2217
<<locked>>
97%
47065
74%
**51
97%
ADI AR 2225
<<locked>>
97%
42801
67%
**18
98%
Accurate 3100
<<locked>>
93%
56652
89%
**36
100%
Accurate 4350
<<locked>>
84%
56898
89%
**53
100%
Accurate MAGPRO
<<locked>>
94%
56782
89%
**51
97%
Alliant Reloder-16
<<locked>>
86%
56797
89%
**02
100%
Alliant Reloder-19 👍
<<locked>>
91%
57290
90%
**05
99%
Alliant Reloder-22 👍
<<locked>>
93%
56913
89%
**31
99%
Alliant Reloder-23
<<locked>>
95%
56956
89%
**92
100%
Alliant Reloder-25 👍
<<locked>>
97%
53055
83%
**05
100%
Alliant Reloder-26
<<locked>>
90%
56913
89%
**81
100%
Hodgdon H1000
<<locked>>
97%
47065
74%
**51
97%
Hodgdon H4350
<<locked>>
88%
56478
89%
**33
100%
Hodgdon H4831
<<locked>>
96%
56913
89%
**69
98%
Hodgdon H4831 SC
<<locked>>
92%
57087
89%
**79
98%
Hodgdon Hybrid 100V
<<locked>>
88%
56739
89%
**17
100%
Hodgdon LVR
<<locked>>
84%
57159
90%
**69
100%
Hodgdon Retumbo
<<locked>>
97%
42801
67%
**18
98%
Hodgdon Superperformance
<<locked>>
84%
56927
89%
**18
100%
Hodgdon TrailBoss
<<locked>>
96%
35882
56%
**27
100%
IMR 4350
<<locked>>
87%
57014
89%
**36
100%
IMR 4451 Enduron
<<locked>>
83%
57348
90%
**23
100%
IMR 4831
<<locked>>
90%
57130
90%
**46
100%
IMR 4955 Enduron
<<locked>>
93%
57276
90%
**43
98%
IMR 7828 SSC
<<locked>>
93%
57029
89%
**51
98%
[IMR 8133 Enduron]*
<<locked>>
97%
39276
62%
**33
94%
Lovex S065
<<locked>>
84%
57261
90%
**13
100%
Lovex S070
<<locked>>
85%
56782
89%
**30
100%
Lovex S071
<<locked>>
97%
54955
86%
**10
100%
Norma 204
<<locked>>
86%
57406
90%
**79
99%
Norma 217
<<locked>>
97%
39189
61%
**56
97%
Norma MRP 👍
<<locked>>
92%
57130
90%
**68
100%
Norma URP
<<locked>>
85%
56826
89%
**56
100%
Ramshot Hunter
<<locked>>
86%
57377
90%
**92
100%
Ramshot Magnum 👍
<<locked>>
94%
56942
89%
**15
100%
ReloadSwiss RS 14
<<locked>>
96%
36434
57%
**67
100%
ReloadSwiss RS 62
<<locked>>
84%
56811
89%
**79
100%
ReloadSwiss RS 70
<<locked>>
86%
57101
89%
**41
100%
ReloadSwiss RS 76
<<locked>>
97%
52562
82%
**58
100%
ReloadSwiss RS 80
<<locked>>
97%
47747
75%
**36
96%
Rottweil R 904
<<locked>>
90%
57406
90%
**59
98%
Rottweil R 905
<<locked>>
91%
57406
90%
**99
99%
Rottweil R 907
<<locked>>
83%
56811
89%
**10
100%
SNPE Vectan Tubal 7000
<<locked>>
84%
57000
89%
**71
100%
Shooters World Long Rifle
<<locked>>
84%
57261
90%
**13
100%
Somchem S361
<<locked>>
89%
57029
89%
**20
98%
Somchem S365
<<locked>>
87%
56768
89%
**53
100%
Somchem S385
<<locked>>
90%
56985
89%
**59
100%
Vihtavuori N150
<<locked>>
86%
57435
90%
**64
100%
Vihtavuori N160
<<locked>>
84%
57392
90%
**30
100%
Vihtavuori N165
<<locked>>
96%
56840
89%
**36
99%
Vihtavuori N555
<<locked>>
91%
56797
89%
**79
100%
Vihtavuori N560
<<locked>>
94%
57377
90%
**61
98%
Vihtavuori N565
<<locked>>
97%
55883
88%
**22
98%
Vihtavuori N568
<<locked>>
97%
48950
77%
**36
95%
[Vihtavuori N570]*
<<locked>>
97%
46746
73%
**13
92%
Winchester 6.5 StaBALL
<<locked>>
85%
56985
89%
**97
100%
Winchester StaBALL HD
<<locked>>
96%
56681
89%
**10
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
42525
67%
**33
96%
[ADI AR 2213]*
<<locked>>
81%
38334
60%
**57
93%
[ADI AR 2217]*
<<locked>>
85%
32706
51%
**93
90%
[ADI AR 2225]*
<<locked>>
81%
27238
43%
**72
90%
Accurate 3100
<<locked>>
81%
39813
62%
**28
98%
Accurate 4350
<<locked>>
81%
51750
81%
**74
100%
[Accurate MAGPRO]*
<<locked>>
81%
37724
59%
**57
91%
Alliant Reloder-16
<<locked>>
81%
48254
76%
**58
100%
Alliant Reloder-19
<<locked>>
81%
42670
67%
**23
96%
Alliant Reloder-22
<<locked>>
81%
38653
61%
**77
95%
Alliant Reloder-23
<<locked>>
81%
37492
59%
**48
100%
Alliant Reloder-25
<<locked>>
81%
33025
52%
**62
97%
Alliant Reloder-26
<<locked>>
81%
40901
64%
**92
99%
[Hodgdon H1000]*
<<locked>>
85%
32706
51%
**93
90%
Hodgdon H4350
<<locked>>
81%
46369
73%
**43
98%
[Hodgdon H4831]*
<<locked>>
81%
36230
57%
**56
92%
[Hodgdon H4831 SC]*
<<locked>>
81%
40001
63%
**51
93%
Hodgdon Hybrid 100V
<<locked>>
81%
45919
72%
**40
100%
Hodgdon LVR
<<locked>>
81%
52982
83%
**97
100%
[Hodgdon Retumbo]*
<<locked>>
81%
27238
43%
**72
90%
Hodgdon Superperformance
<<locked>>
81%
51793
81%
**33
99%
Hodgdon TrailBoss
<<locked>>
81%
28877
45%
**77
100%
IMR 4350
<<locked>>
81%
48211
76%
**79
99%
IMR 4451 Enduron
<<locked>>
81%
53809
84%
**71
100%
IMR 4831
<<locked>>
81%
44599
70%
**30
100%
[IMR 4955 Enduron]*
<<locked>>
81%
40219
63%
**18
94%
[IMR 7828 SSC]*
<<locked>>
81%
39160
61%
**87
94%
[IMR 8133 Enduron]*
<<locked>>
90%
32126
50%
**39
90%
Lovex S065
<<locked>>
81%
52533
82%
**31
100%
Lovex S070
<<locked>>
81%
50691
79%
**28
99%
Lovex S071
<<locked>>
81%
34809
55%
**07
97%
Norma 204
<<locked>>
81%
48254
76%
**22
98%
[Norma 217]*
<<locked>>
84%
27673
43%
**18
90%
Norma MRP
<<locked>>
81%
40495
63%
**53
97%
Norma URP
<<locked>>
81%
49864
78%
**41
100%
Ramshot Hunter
<<locked>>
81%
48298
76%
**41
99%
Ramshot Magnum
<<locked>>
81%
36172
57%
**15
95%
ReloadSwiss RS 14
<<locked>>
81%
29486
46%
**13
100%
ReloadSwiss RS 62
<<locked>>
81%
51024
80%
**84
100%
ReloadSwiss RS 70
<<locked>>
81%
48776
76%
**00
100%
[ReloadSwiss RS 76]*
<<locked>>
81%
31531
49%
**46
93%
[ReloadSwiss RS 80]*
<<locked>>
88%
35520
56%
**48
90%
Rottweil R 904
<<locked>>
81%
43642
68%
**07
96%
Rottweil R 905
<<locked>>
81%
42322
66%
**17
97%
Rottweil R 907
<<locked>>
81%
53432
84%
**61
99%
SNPE Vectan Tubal 7000
<<locked>>
81%
51474
81%
**79
99%
Shooters World Long Rifle
<<locked>>
81%
52533
82%
**31
100%
Somchem S361
<<locked>>
81%
44962
70%
**00
95%
Somchem S365
<<locked>>
81%
47181
74%
**05
100%
Somchem S385
<<locked>>
81%
43105
68%
**07
98%
Vihtavuori N150
<<locked>>
81%
49792
78%
**49
100%
Vihtavuori N160
<<locked>>
81%
53214
83%
**67
100%
Vihtavuori N165
<<locked>>
81%
36564
57%
**56
95%
Vihtavuori N555
<<locked>>
81%
42018
66%
**23
100%
[Vihtavuori N560]*
<<locked>>
81%
38667
61%
**90
93%
[Vihtavuori N565]*
<<locked>>
81%
34055
53%
**56
91%
[Vihtavuori N568]*
<<locked>>
87%
36593
57%
**61
90%
[Vihtavuori N570]*
<<locked>>
94%
42641
67%
**28
90%
Winchester 6.5 StaBALL
<<locked>>
81%
50212
79%
**99
100%
Winchester StaBALL HD
<<locked>>
81%
33185
52%
**77
100%

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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