Simulation Study on the Impact Response of Barrels with Different Rifling Profiles during Bullet Engraving

Table 1

Drive parameters for the parametrized barrel template.

Rifling bone design parameters	Rifling shape
	Rifling number
	Land diameter
	Groove depth
	Rifling width
	Lead
	Groove direction
Cartridge chamber design parameters	Number of cones
	The distance from the first cone to the end of the barrel
	The distance from the second cone to the end of the barrel
	Diameter of large end of the first cone
	Diameter of large end of the second cone
	Diameter of small end of the second cone
	Cartridge chamber grooving
Muzzle design parameters	Muzzle shape
	External fillet of muzzle
	Fillet inside the muzzle
Contour parameters	Outer diameter of muzzle
	Outer diameter at the maximum chamber pressure
	Barrel length