INTERNAL STRAINS IN GUN FORGINGS.
318
Tube 11794 B6.
Breech Slice.
State of internal strains and stresses at different phases of the slice.
SLICE INTACT.
Interior diameter of slice, 4". 77; exterior diameter of slice, 10".41.
Rings.	Present mean diameters.	Strains.		Stresses per square inch.	
		Tension.	Compres- sion.	Tension.	Compres- sion.
1		Inches. 4.9221 5.64085 9.64315 10.2678	Inch.	Inch. .0077 .0044	Pounds.	Pounds. 47,000 23,400
2						
3			.00695 .0027		21.600 7,900	
4						
					
Rings 1 and 4 detached; rings 2 and 3 in the slice.
Interior diameter of slice, 5".5; exterior diameter of slice, 9". 8.
Rings.	Present mean. diameters.	Strains.		Stresses per square inch.	
		Tension.	Compres- sion.	Tension.	Compres- sion.
1 detached		Inches. 4.9298 5.63945 9.6420 10.2651	Inch.	Inch.	Pounds.	Pounds.
2				.0058		30,900
3			.0058		18,000	
4 detached						
					
RINGS ALL DETACHED.
2 detached		5.64525 9.6362				
3 detached							
						1