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Load data for 6 mm GT + .243 | 70gr | Merlin Virtus

Recommended Powder(s): Accurate 2495, Hodgdon H322, Norma 202, Somchem S321, Winchester 748

6 mm GT + .243 | 70gr | Merlin Virtus

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.243 | 70gr | Merlin Virtus
Manufacturer SKU:
Merlin-0.243-70
Bullet Weight:
70gr | 4.5g
Bullet Diameter:
0.243" | 6.17mm
Bullet Length:
0.920" | 23.4mm
Caliber:
6 mm GT load data
Case Length (l3):
1.725" | 43.8mm
Cartridge Length (C.O.L.):
2.477" | 62.9mm
Seated Depth:
0.168" | 4.3mm
Shank Seated Depth:
0.081" | 2.1mm
Case Capacity:
43.2 Grains of Water | 2.81 cm³
Primer Size:
Small Rifle (SR)
Max. allowed Pressure:
61931 psi | 4270 bar
LID:
LID_B10745_C940
Last updated:
2025-01-01
Recommended Twist Rate:
1:11 - 1:9

Load data for 160 loads in caliber 6 mm GT with .243 | 70gr | Merlin Virtus bullet and 80 powders such as Accurate 2495, Hodgdon H322, Norma 202, Somchem S321, Winchester 748. 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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    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>>
96%
54563
88%
**56
97%
ADI AR 2207
<<locked>>
85%
55405
89%
**61
100%
ADI AR 2208
<<locked>>
97%
47906
77%
**02
95%
ADI AR 2219
<<locked>>
87%
55608
90%
**69
100%
Accurate 2015
<<locked>>
92%
54549
88%
**91
100%
Accurate 2200
<<locked>>
94%
55724
90%
**27
96%
Accurate 2230
<<locked>>
90%
55622
90%
**23
98%
Accurate 2460
<<locked>>
90%
55405
89%
**33
99%
Accurate 2495 👍
<<locked>>
96%
54853
89%
**79
100%
Accurate 2520
<<locked>>
94%
54273
88%
**56
100%
Accurate 4064
<<locked>>
97%
46485
75%
**35
99%
Alliant AR-Comp
<<locked>>
95%
55245
89%
**76
100%
Alliant Reloder- TS 15.5
<<locked>>
97%
46224
75%
**19
97%
Alliant Reloder-10x
<<locked>>
90%
55579
90%
**27
100%
Alliant Reloder-15
<<locked>>
96%
49937
81%
**97
96%
[Alliant Reloder-17]*
<<locked>>
97%
40785
66%
**56
94%
Alliant Reloder-7
<<locked>>
83%
54505
88%
**48
100%
Baschieri & Pellagri 106
<<locked>>
87%
54607
88%
**19
100%
Baschieri & Pellagri 107
<<locked>>
96%
55608
90%
**83
96%
Hodgdon BL-C2
<<locked>>
94%
55143
89%
**96
99%
Hodgdon Benchmark
<<locked>>
93%
54955
89%
**01
99%
Hodgdon CFE BLK
<<locked>>
84%
54723
88%
**58
98%
Hodgdon CFE223
<<locked>>
97%
49574
80%
**04
95%
Hodgdon H322 👍
<<locked>>
93%
55608
90%
**69
100%
Hodgdon H335
<<locked>>
87%
54549
88%
**53
100%
[Hodgdon H380]*
<<locked>>
97%
47877
77%
**28
94%
Hodgdon H4198
<<locked>>
85%
54563
88%
**51
100%
Hodgdon VARGET
<<locked>>
97%
47210
76%
**89
95%
Hodgdon TrailBoss
<<locked>>
95%
31183
50%
**18
100%
IMR 3031
<<locked>>
97%
49472
80%
**20
100%
IMR 4064
<<locked>>
97%
45716
74%
**53
95%
IMR 4198
<<locked>>
89%
55114
89%
**78
100%
IMR 4895
<<locked>>
96%
50966
82%
**30
97%
IMR 8208 XBR
<<locked>>
94%
54824
89%
**33
98%
Lovex D073.4
<<locked>>
88%
54911
89%
**14
99%
Lovex D073.5
<<locked>>
90%
54534
88%
**17
99%
Lovex D073.6
<<locked>>
97%
55158
89%
**73
100%
Lovex S060
<<locked>>
96%
55709
90%
**94
98%
Lovex S062
<<locked>>
97%
49023
79%
**48
98%
Norma 200
<<locked>>
85%
54650
88%
**84
100%
Norma 201
<<locked>>
97%
55361
89%
**40
99%
Norma 202 👍
<<locked>>
97%
55405
89%
**66
100%
Norma 203B
<<locked>>
96%
48878
79%
**74
96%
Ramshot Big Game
<<locked>>
96%
49168
79%
**94
96%
Ramshot TAC
<<locked>>
93%
54534
88%
**10
95%
Ramshot Wild Boar
<<locked>>
94%
54781
88%
**60
97%
Ramshot X-Terminator
<<locked>>
91%
54505
88%
**04
97%
ReloadSwiss RS 14
<<locked>>
96%
31517
51%
**67
100%
ReloadSwiss RS 40
<<locked>>
90%
54520
88%
**33
99%
[ReloadSwiss RS 50]*
<<locked>>
97%
48849
79%
**02
92%
ReloadSwiss RS 52
<<locked>>
97%
47645
77%
**04
98%
[ReloadSwiss RS 60]*
<<locked>>
97%
39668
64%
**23
94%
Rottweil R 901
<<locked>>
95%
55463
90%
**33
100%
Rottweil R 902
<<locked>>
96%
50952
82%
**58
98%
Rottweil R 903
<<locked>>
97%
42395
68%
**33
95%
SNPE Vectan BA6 1/2
<<locked>>
85%
55637
90%
**89
100%
SNPE Vectan SP 10
<<locked>>
86%
54897
89%
**50
100%
SNPE Vectan SP 11
<<locked>>
97%
44672
72%
**02
95%
SNPE Vectan SP 7
<<locked>>
94%
54244
88%
**17
95%
SNPE Vectan SP 9
<<locked>>
97%
54868
89%
**50
97%
SNPE Vectan Tubal 3000
<<locked>>
95%
54433
88%
**48
100%
SNPE Vectan Tubal 5000
<<locked>>
96%
46586
75%
**20
100%
Shooters World Match Rifle
<<locked>>
97%
55158
89%
**73
100%
Shooters World Precision
<<locked>>
97%
49023
79%
**48
98%
Shooters World Tactical Rifle
<<locked>>
88%
54998
89%
**91
98%
Somchem S321 👍
<<locked>>
92%
55405
89%
**60
99%
Somchem S335
<<locked>>
96%
55521
90%
**81
100%
Somchem S341
<<locked>>
95%
55216
89%
**40
97%
Somchem S355
<<locked>>
97%
43845
71%
**50
95%
Vihtavuori N120
<<locked>>
87%
54882
89%
**92
100%
Vihtavuori N130
<<locked>>
92%
55405
89%
**58
100%
Vihtavuori N133
<<locked>>
97%
53287
86%
**41
100%
Vihtavuori N135
<<locked>>
97%
41713
67%
**00
100%
Vihtavuori N140
<<locked>>
97%
51430
83%
**61
100%
Vihtavuori N150
<<locked>>
97%
36579
59%
**66
95%
Vihtavuori N530
<<locked>>
92%
55216
89%
**56
99%
Vihtavuori N540
<<locked>>
96%
50560
82%
**68
99%
[Winchester 6.5 StaBALL]*
<<locked>>
97%
38957
63%
**79
93%
Winchester 748 👍
<<locked>>
92%
54157
87%
**83
99%
Winchester StaBALL Match
<<locked>>
89%
54926
89%
**69
98%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2206H]*
<<locked>>
81%
33736
54%
**97
91%
ADI AR 2207
<<locked>>
81%
49516
80%
**76
100%
[ADI AR 2208]*
<<locked>>
88%
35708
58%
**20
91%
ADI AR 2219
<<locked>>
81%
44585
72%
**66
99%
Accurate 2015
<<locked>>
81%
38145
62%
**79
99%
[Accurate 2200]*
<<locked>>
83%
38029
61%
**56
90%
Accurate 2230
<<locked>>
81%
40001
65%
**15
95%
Accurate 2460
<<locked>>
81%
39871
64%
**28
96%
Accurate 2495
<<locked>>
81%
32227
52%
**07
98%
Accurate 2520
<<locked>>
81%
33605
54%
**20
95%
[Accurate 4064]*
<<locked>>
81%
27079
44%
**33
93%
Alliant AR-Comp
<<locked>>
81%
33547
54%
**59
100%
[Alliant Reloder- TS 15.5]*
<<locked>>
84%
30472
49%
**28
91%
Alliant Reloder-10x
<<locked>>
81%
42090
68%
**77
100%
[Alliant Reloder-15]*
<<locked>>
85%
34011
55%
**27
90%
[Alliant Reloder-17]*
<<locked>>
92%
34722
56%
**86
90%
Alliant Reloder-7
<<locked>>
81%
50473
82%
**76
100%
Baschieri & Pellagri 106
<<locked>>
81%
44817
72%
**51
100%
[Baschieri & Pellagri 107]*
<<locked>>
84%
36405
59%
**69
90%
[Hodgdon BL-C2]*
<<locked>>
81%
33736
54%
**30
93%
Hodgdon Benchmark
<<locked>>
81%
38232
62%
**53
95%
Hodgdon CFE BLK
<<locked>>
81%
49385
80%
**59
98%
[Hodgdon CFE223]*
<<locked>>
89%
38159
62%
**41
91%
Hodgdon H322
<<locked>>
81%
37739
61%
**15
98%
Hodgdon H335
<<locked>>
81%
44077
71%
**56
99%
[Hodgdon H380]*
<<locked>>
90%
38450
62%
**22
90%
Hodgdon H4198
<<locked>>
81%
47761
77%
**30
99%
[Hodgdon VARGET]*
<<locked>>
88%
35273
57%
**07
90%
Hodgdon TrailBoss
<<locked>>
81%
24947
40%
**60
100%
IMR 3031
<<locked>>
81%
29486
48%
**44
96%
[IMR 4064]*
<<locked>>
87%
33982
55%
**67
90%
IMR 4198
<<locked>>
81%
43149
70%
**68
100%
[IMR 4895]*
<<locked>>
83%
33069
53%
**10
91%
[IMR 8208 XBR]*
<<locked>>
81%
35824
58%
**33
94%
Lovex D073.4
<<locked>>
81%
41553
67%
**58
97%
Lovex D073.5
<<locked>>
81%
39320
63%
**22
96%
[Lovex D073.6]*
<<locked>>
81%
31285
51%
**54
94%
[Lovex S060]*
<<locked>>
81%
34853
56%
**54
91%
[Lovex S062]*
<<locked>>
81%
29124
47%
**53
90%
Norma 200
<<locked>>
81%
47587
77%
**69
100%
[Norma 201]*
<<locked>>
81%
32996
53%
**54
92%
Norma 202
<<locked>>
81%
32982
53%
**81
96%
[Norma 203B]*
<<locked>>
84%
32489
52%
**81
90%
[Ramshot Big Game]*
<<locked>>
86%
34069
55%
**27
90%
[Ramshot TAC]*
<<locked>>
85%
41147
66%
**35
90%
[Ramshot Wild Boar]*
<<locked>>
81%
34838
56%
**23
91%
[Ramshot X-Terminator]*
<<locked>>
81%
38986
63%
**72
93%
ReloadSwiss RS 14
<<locked>>
81%
25280
41%
**09
100%
ReloadSwiss RS 40
<<locked>>
81%
40480
65%
**51
97%
[ReloadSwiss RS 50]*
<<locked>>
93%
43932
71%
**04
90%
[ReloadSwiss RS 52]*
<<locked>>
82%
29080
47%
**08
90%
[ReloadSwiss RS 60]*
<<locked>>
91%
33127
54%
**33
90%
Rottweil R 901
<<locked>>
81%
36318
59%
**40
96%
[Rottweil R 902]*
<<locked>>
81%
31256
50%
**99
92%
[Rottweil R 903]*
<<locked>>
88%
30864
50%
**38
90%
SNPE Vectan BA6 1/2
<<locked>>
81%
50082
81%
**10
100%
SNPE Vectan SP 10
<<locked>>
81%
45701
74%
**79
99%
[SNPE Vectan SP 11]*
<<locked>>
89%
34360
55%
**40
90%
[SNPE Vectan SP 7]*
<<locked>>
85%
39102
63%
**95
90%
[SNPE Vectan SP 9]*
<<locked>>
82%
33025
53%
**64
90%
SNPE Vectan Tubal 3000
<<locked>>
81%
34954
56%
**48
96%
SNPE Vectan Tubal 5000
<<locked>>
81%
28195
46%
**74
95%
[Shooters World Match Rifle]*
<<locked>>
81%
31285
51%
**54
94%
[Shooters World Precision]*
<<locked>>
81%
29124
47%
**53
90%
Shooters World Tactical Rifle
<<locked>>
81%
43033
69%
**61
96%
Somchem S321
<<locked>>
81%
38145
62%
**15
95%
Somchem S335
<<locked>>
81%
34447
56%
**54
97%
[Somchem S341]*
<<locked>>
81%
33272
54%
**64
90%
[Somchem S355]*
<<locked>>
87%
31734
51%
**48
91%
Vihtavuori N120
<<locked>>
81%
46586
75%
**68
100%
Vihtavuori N130
<<locked>>
81%
39088
63%
**63
100%
Vihtavuori N133
<<locked>>
81%
32445
52%
**05
98%
[Vihtavuori N135]*
<<locked>>
81%
24816
40%
**31
94%
Vihtavuori N140
<<locked>>
81%
30545
49%
**95
95%
[Vihtavuori N150]*
<<locked>>
88%
27644
45%
**03
90%
[Vihtavuori N530]*
<<locked>>
81%
37565
61%
**86
94%
[Vihtavuori N540]*
<<locked>>
81%
30211
49%
**05
94%
[Winchester 6.5 StaBALL]*
<<locked>>
92%
33359
54%
**31
90%
Winchester 748
<<locked>>
81%
37057
60%
**28
95%
[Winchester StaBALL Match]*
<<locked>>
81%
39566
64%
**61
94%

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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