.450/400
3" Nitro Express
The .450/400
3" was introduced by Jeffery in about 1896 and is a shortened version
of the .450/400 Magnum, it was designed as a smokeless round using Cordite
and has never been loaded as a black powder cartridge. Before the advent
of the .375 H&H Magnum it was considered to be one of the most versatile
all round cartridges of its time.
BULLET
WEIGHT
IN
GRAINS
WEIGHT
IN
GRAINS
BARREL
LENGTH
IN
INCHES
LENGTH
IN
INCHES
PRESSURE
at 15°C in
tons per
sq. in.
at 15°C in
tons per
sq. in.
MUZZLE
50
YARDS
100
YARDS
VELOCITY
Feet per
Second
Feet per
Second
ENERGY
Foot/lbs
Foot/lbs
VELOCITY
Feet per
Second
Feet per
Second
ENERGY
Foot/lbs
Foot/lbs
VELOCITY
Feet per
Second
Feet per
Second
ENERGY
Foot/lbs
Foot/lbs
400g
S/SN
30"
16
2125
4010
2033
3668
1946
3361
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