INTERNAL STRAINS IN GUN FORGINGS.
284
Tube 11784 Br Muzzle Slice.
Bore eccentric, ".19, maximum and minimum thicknesss on diameter B.
State of internal strains and stresses at different phases of the slice.
SLICE INTACT.
Interior diameter of slice, 4".27; exterior diameter of slice, 8".59.
3	4
Rings.	Present mean diameters.	Strains.		Stresses per square inch.	
		Tension.	Compres- sion.	Tension.	Compres- sion.
1		Inches. 4.41885 5.14105 7.14385 8.20645	Inch.	Inch. .0022 .00145	Pounds.	Pounds. 14,900 8,500
					
3			. 00255 .0007		10,700 2,600	
4						
					
Rings 1 and 4 detached; rings 2 and 3 in the slice.
Interior diameter of slice, 5".00; exterior diameter of slice, 7".30.
3 4
Rings.	Present mean diameters.	Strains.		Stresses per square inch.	
		Tension.	Compres- sion.	Tension.	Compres- sion.
	Inches. 4.42105 5.14075 7.14385 8.20575	Inch.	Inch.	Pounds.	Pounds.
2				. 00175		10,200
3			. 00255		10,700	
					
					
RINGS ALL DETACHED.
	5.1425 7.1413