Gelatin tests: .357 mag from carbine & 10mm 155 gr XPB

Andrew Wiggin · January 4, 2014, 12:05 PM

Video link for .357 mag 158 gr JSP fired from carbine

.357 mag American Eagle 158 gr JSP fired from Marlin 1894C 18.5" barrel lever action carbine into calibrated gelatin.

BB: 585.6 fps, 3.7"

Impact velocity: 1,840 fps
Penetration: 15.1"
Retained weight: 153.8 gr
Max expansion: 0.892"
Min expansion: 0.674"

Video link for 10mm Littlestone 155 gr Barnes XPB

10mm Littlestone 155 gr Barnes XPB fired from 4.5" EAA Witness through four layers of denim into calibrated gelatin.

BB: 585.6 fps, 3.7"

Impact velocity: 1,128 fps
Penetration: 12.8"
Retained weight: 155.3 gr
Max expansion: 0.751"
Min expansion: 0.470"

For comparison, here's an older test of the same .357 load from a 4" revolver:

Video link for .357 mag 158 gr JSP fired from 4" revolver

Federal American Eagle 158 gr Jacketed Soft Point fired from 4" S&W Model 13 into calibrated gelatin through four layers of denim.

BB calibration: 607 fps, 3.4"

Impact velocity: 1,182 fps
Penetration: 22.1"
Retained weight: 157.3 gr
Max expansion: 0.398"
Min expansion: 0.363"

January 4, 2014, 12:05 PM	#1
Andrew Wiggin Senior Member Join Date: December 22, 2012 Posts: 516	Gelatin tests: .357 mag from carbine & 10mm 155 gr XPB Video link for .357 mag 158 gr JSP fired from carbine .357 mag American Eagle 158 gr JSP fired from Marlin 1894C 18.5" barrel lever action carbine into calibrated gelatin. BB: 585.6 fps, 3.7" Impact velocity: 1,840 fps Penetration: 15.1" Retained weight: 153.8 gr Max expansion: 0.892" Min expansion: 0.674" Video link for 10mm Littlestone 155 gr Barnes XPB 10mm Littlestone 155 gr Barnes XPB fired from 4.5" EAA Witness through four layers of denim into calibrated gelatin. BB: 585.6 fps, 3.7" Impact velocity: 1,128 fps Penetration: 12.8" Retained weight: 155.3 gr Max expansion: 0.751" Min expansion: 0.470" For comparison, here's an older test of the same .357 load from a 4" revolver: Video link for .357 mag 158 gr JSP fired from 4" revolver Federal American Eagle 158 gr Jacketed Soft Point fired from 4" S&W Model 13 into calibrated gelatin through four layers of denim. BB calibration: 607 fps, 3.4" Impact velocity: 1,182 fps Penetration: 22.1" Retained weight: 157.3 gr Max expansion: 0.398" Min expansion: 0.363"