INTERNAL STRAINS IN GUN EORGINGS.
246
Tube 11363 B3.
Muzzle Slice.
(f" discard.)
State of internal strains and stresses at different phases of the slice.
slice intact.
Internal diameter, 4".19; external diameter, 8".54.
3 4
Rings.	Present mean diameters.	Strains.		Stresses per square inch.	
		Tension.	Compres- sion.	Tension.	Compres- sion.
	Inches.	Inch.	Inch.	Pounds.	Pounds.
	5.15215 7.1493 8.3535				
		.0028 .00325		11.700 11.700	
					
					
Rings 1 and 4 detached; rings 2 and 3 in the slice.
Interior diameter of slice, 5".00; exterior diameter of slice, T'־30.'׳
3 4
Rings.	Present mean diameters.	Strains.		Stresses per square inch.	
		Tension.	Compres- sion.	Tension.	Compres- sion.
	Inches. 4.3539 5.1512 7.1487 8.35025	Inch.	Inch.	Pounds.	Pounds.
			.0011		6,400
		. 0022		9,200	
					
				1	
RINGS ALL DETACHED.
	5.1523 7.1465