INTEBNAL STBAINS IN GUN FORGINGS.
282
Tube 11784 B,.
Breech Slice.
State of internal strains and stresses at different phases of the slice.
SLICE INTACT.
Interior diameter of slice, 4". 75; exterior diameter of slice, 10". 46.
3 4
Rings.	Present mean diameters.	Strains.		Stresses per square inch.	
		Tension.	Compres- sion.	Tension.	Compres- sion.
1		Inches. 4.89925 5.65165 9.6469 10.2760	Inch.	Inch. .0026 .0011	Pounds.	Pounds. 15,900 5,800
2							
3			.0011 .0015		3.400 4.400	
4						
					
Rings 1 and 4 detached; rings 2 and 3 in the slice.
, Interior diameter of slice, 5".50; exterior diameter of slice, 9".80.
Rings.	Present mean diameters.	Strains.		Stresses per square inch.	
		Tension.	Compres- sion.	Tension.	Compres- sion.
1 detached		Inches. 4.90185 5.6509 9.6468 10.2745	Inch.	Inch.	Pounds.	Pounds.
2				.00185		9,800
3			.0010		3,100	
4 detached						
					
RINGS. ALL DETACHED.
2 detached		5.65275 9.6458				
3 detached