''»'OTON 



HYDROMECHANICS 



AERODYNAMICS 



STRUCTURAL 

 MECHANICS 



APPLIED 

 MATHEMATICS 



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ITICS AND 

 RATION 



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PREDICTIONS OF THE COLLAPSE STRENGl 

 HY-100 STEEL SPHERICAL HULLS FABRICATED FOR 

 THE OCEANOGRAPHIC RESEARCH VEHICLE ALVIN 



by 



Thomas J. Kieman 



STRUCTURAL MECHANICS LABORATORY 

 RESEARCH AND DEVELOPMENT REPORT 



March 1961; 



Report 1792 



