Load data for .450 N.E. 3 1/4'' + .458 | 400gr | Woodleigh HS

Recommended Powder(s): Accurate 4064, Lovex D073.6, ReloadSwiss RS 60, Shooters World Match Rifle

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.458 \| 400gr \| Woodleigh HS
Manufacturer SKU:	H45/70
Bullet Weight:	400gr \| 25.9g
Bullet Diameter:	0.458" \| 11.63mm
Bullet Length:	1.239" \| 31.5mm
Caliber:	.450 N.E. 3 1/4'' load data
Case Length (l3):	3.250" \| 82.5mm
Cartridge Length (C.O.L.):	3.891" \| 98.8mm
Seated Depth:	0.598" \| 15.2mm
Shank Seated Depth:	0.598" \| 15.2mm
Case Capacity:	136.0 Grains of Water \| 8.83 cm³
Primer Size:	Large Rifle Magnum (LRM)
Max. allowed Pressure:	44237 psi \| 3050 bar
LID:	LID_B12058_C765
Last updated:	2026-01-26

Load data for 108 loads in caliber .450 N.E. 3 1/4'' with .458 | 400gr | Woodleigh HS bullet and 54 powders such as Accurate 4064, Lovex D073.6, ReloadSwiss RS 60, Shooters World Match Rifle. 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 "powder criteria to fulfill to be listed".

Our load data might deviate from other sources - see the "most common reasons for deviations".

All loads are based on the bullet and case dimensions shown under "Load Specifications" - see "reloading suggestions" if you deviate.

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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.
Case Length (Inch)
Case Length (mm)
CaseCapacity (GoW)
Min z (%)
Min FR (%)
Max FR*
Barrel Length (Inch)
Barrel Length (cm)
Safety Buffer (%)
.

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 2208	<<locked>>	88%	39552	89%	**10	96%
Accurate 4064 👍	<<locked>>	88%	39769	90%	**52	100%
Accurate 4350	<<locked>>	97%	38087	86%	**79	95%
Alliant Power Pro 2000-MR	<<locked>>	86%	39726	90%	**11	95%
Alliant Reloder- TS 15.5	<<locked>>	89%	39726	90%	**49	98%
Alliant Reloder-15	<<locked>>	86%	39407	89%	**46	96%
Alliant Reloder-16	<<locked>>	97%	39697	90%	**95	95%
Alliant Reloder-17	<<locked>>	93%	39740	90%	**28	97%
Baschieri & Pellagri 107	<<locked>>	83%	39668	90%	**46	95%
Bofors RP3	<<locked>>	89%	39595	90%	**69	98%
Hodgdon CFE223	<<locked>>	87%	39769	90%	**82	95%
Hodgdon H380	<<locked>>	88%	39769	90%	**43	95%
Hodgdon Hybrid 100V	<<locked>>	97%	36201	82%	**97	96%
[Hodgdon LVR]*	<<locked>>	94%	39508	89%	**72	94%
Hodgdon VARGET	<<locked>>	88%	39552	89%	**10	96%
IMR 3031	<<locked>>	86%	39508	89%	**62	100%
IMR 4064	<<locked>>	88%	39566	89%	**03	96%
[IMR 4166 Enduron]*	<<locked>>	88%	39726	90%	**64	91%
[IMR 4831]*	<<locked>>	97%	33344	75%	**51	93%
IMR 4895	<<locked>>	85%	39595	90%	**59	97%
Lovex D073.6 👍	<<locked>>	84%	39755	90%	**52	99%
Lovex S062	<<locked>>	87%	39639	90%	**20	98%
[Lovex S065]*	<<locked>>	93%	39552	89%	**10	93%
[Lovex S070]*	<<locked>>	95%	39595	90%	**26	92%
Norma 201	<<locked>>	83%	39668	90%	**06	98%
Norma 202	<<locked>>	83%	39726	90%	**20	100%
Norma 203B	<<locked>>	87%	39813	90%	**56	97%
Norma URP	<<locked>>	97%	39407	89%	**88	95%
Ramshot Big Game	<<locked>>	87%	39813	90%	**72	96%
[Ramshot Hunter]*	<<locked>>	97%	38870	88%	**65	92%
[ReloadSwiss RS 50]*	<<locked>>	87%	39740	90%	**06	92%
ReloadSwiss RS 52	<<locked>>	85%	39697	90%	**15	96%
ReloadSwiss RS 60 👍	<<locked>>	91%	39610	90%	**38	99%
[ReloadSwiss RS 62]*	<<locked>>	97%	38609	87%	**98	94%
[ReloadSwiss RS 70]*	<<locked>>	96%	39595	90%	**88	93%
Rottweil R 902	<<locked>>	85%	39537	89%	**97	98%
Rottweil R 903	<<locked>>	91%	39740	90%	**59	97%
SNPE Vectan SP 11	<<locked>>	90%	39755	90%	**82	96%
SNPE Vectan SP 9	<<locked>>	84%	39537	89%	**23	96%
SNPE Vectan Tubal 5000	<<locked>>	88%	39595	89%	**57	100%
[SNPE Vectan Tubal 7000]*	<<locked>>	94%	39407	89%	**77	92%
[Shooters World Long Rifle]*	<<locked>>	93%	39552	89%	**10	93%
Shooters World Match Rifle 👍	<<locked>>	84%	39755	90%	**52	99%
Shooters World Precision	<<locked>>	87%	39639	90%	**20	98%
Somchem S355	<<locked>>	90%	39711	90%	**43	97%
Somchem S365	<<locked>>	97%	34824	79%	**33	97%
Vihtavuori N133	<<locked>>	84%	39392	89%	**44	100%
Vihtavuori N135	<<locked>>	92%	39682	90%	**16	100%
Vihtavuori N140	<<locked>>	85%	39566	89%	**00	100%
Vihtavuori N150	<<locked>>	96%	39726	90%	**23	98%
Vihtavuori N160	<<locked>>	94%	39813	90%	**56	95%
Vihtavuori N540	<<locked>>	86%	39494	89%	**23	99%
Vihtavuori N550	<<locked>>	94%	39523	89%	**88	95%
Winchester 6.5 StaBALL	<<locked>>	95%	39769	90%	**33	97%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AR 2208]*	<<locked>>	81%	32329	73%	**59	93%
Accurate 4064	<<locked>>	81%	31633	72%	**92	98%
[Accurate 4350]*	<<locked>>	88%	28442	64%	**59	90%
[Alliant Power Pro 2000-MR]*	<<locked>>	81%	34069	77%	**87	93%
Alliant Reloder- TS 15.5	<<locked>>	81%	31024	70%	**72	95%
[Alliant Reloder-15]*	<<locked>>	81%	33678	76%	**24	94%
[Alliant Reloder-16]*	<<locked>>	88%	30545	69%	**75	90%
[Alliant Reloder-17]*	<<locked>>	81%	27151	61%	**10	90%
[Baschieri & Pellagri 107]*	<<locked>>	81%	36724	83%	**87	94%
Bofors RP3	<<locked>>	81%	30255	68%	**69	95%
[Hodgdon CFE223]*	<<locked>>	81%	32024	72%	**11	92%
[Hodgdon H380]*	<<locked>>	81%	31473	71%	**65	91%
[Hodgdon Hybrid 100V]*	<<locked>>	86%	25759	58%	**34	90%
[Hodgdon LVR]*	<<locked>>	86%	31212	71%	**88	90%
[Hodgdon VARGET]*	<<locked>>	81%	32082	73%	**52	93%
IMR 3031	<<locked>>	81%	33808	76%	**51	100%
[IMR 4064]*	<<locked>>	81%	31488	71%	**33	93%
[IMR 4166 Enduron]*	<<locked>>	85%	36724	83%	**05	90%
[IMR 4831]*	<<locked>>	92%	28572	65%	**36	90%
IMR 4895	<<locked>>	81%	34490	78%	**54	95%
Lovex D073.6	<<locked>>	81%	35882	81%	**74	98%
Lovex S062	<<locked>>	81%	33330	75%	**92	96%
[Lovex S065]*	<<locked>>	86%	32184	73%	**59	90%
[Lovex S070]*	<<locked>>	92%	36013	81%	**54	90%
Norma 201	<<locked>>	81%	37043	84%	**54	97%
Norma 202	<<locked>>	81%	36970	84%	**70	99%
[Norma 203B]*	<<locked>>	81%	33214	75%	**18	94%
[Norma URP]*	<<locked>>	88%	29660	67%	**62	90%
[Ramshot Big Game]*	<<locked>>	81%	32532	74%	**21	94%
[Ramshot Hunter]*	<<locked>>	94%	35201	80%	**83	90%
[ReloadSwiss RS 50]*	<<locked>>	83%	34824	79%	**08	90%
[ReloadSwiss RS 52]*	<<locked>>	81%	34490	78%	**03	94%
ReloadSwiss RS 60	<<locked>>	81%	28790	65%	**69	95%
[ReloadSwiss RS 62]*	<<locked>>	90%	30618	69%	**11	90%
[ReloadSwiss RS 70]*	<<locked>>	92%	34679	78%	**83	90%
Rottweil R 902	<<locked>>	81%	35172	79%	**08	97%
[Rottweil R 903]*	<<locked>>	81%	28384	64%	**16	93%
[SNPE Vectan SP 11]*	<<locked>>	81%	30023	68%	**59	92%
SNPE Vectan SP 9	<<locked>>	81%	36230	82%	**60	95%
SNPE Vectan Tubal 5000	<<locked>>	81%	31705	72%	**10	99%
[SNPE Vectan Tubal 7000]*	<<locked>>	91%	36042	81%	**15	90%
[Shooters World Long Rifle]*	<<locked>>	86%	32184	73%	**59	90%
Shooters World Match Rifle	<<locked>>	81%	35882	81%	**74	98%
Shooters World Precision	<<locked>>	81%	33330	75%	**92	96%
[Somchem S355]*	<<locked>>	81%	29747	67%	**33	94%
[Somchem S365]*	<<locked>>	84%	23627	53%	**18	90%
Vihtavuori N133	<<locked>>	81%	36376	82%	**92	100%
Vihtavuori N135	<<locked>>	81%	28718	65%	**93	99%
Vihtavuori N140	<<locked>>	81%	34490	78%	**05	99%
[Vihtavuori N150]*	<<locked>>	81%	25251	57%	**01	93%
[Vihtavuori N160]*	<<locked>>	85%	29965	68%	**36	90%
Vihtavuori N540	<<locked>>	81%	34243	77%	**21	99%
[Vihtavuori N550]*	<<locked>>	85%	29617	67%	**62	90%
[Winchester 6.5 StaBALL]*	<<locked>>	82%	26223	59%	**08	90%

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