Table C-2. Hydrostatic Test Data for Nominal 1.50-lnch (D;) -2.00-Inch (Dq) 

 Flat Acrylic Windows, Test Specimens 6-10 



(Sealed with O-ring; radial clearance 0.0005 to 0.0010 inch; nominal Dq/Di ratio 1.33) 



Parameter 



Specimen Number 



Value 





















6 



7 



8 



9 



10 



Max 



Avg 



Min 



Thickness (in.) 



0.749 



0.745 



0.729 



0.747 



0.733 



0.749 



0.741 



0.729 



Dq (actual, in.) 



1.999 



1.998 



1.999 



1.988 



1.988 



1.999 



1.998 



1.998 



Temperature (°F) 



65.0 



67.5 



62.5 



64.5 



65.5 



67.5 



65.0 



62.5 



t/D| Ratio (actual) 



0.499 



0.496 



0.486 



0.498 



0.488 



0.499 



0.493 



0.486 



Pressurization Rate (psi/min) 



668 



664 



655 



651 



657 



668 



661 



651 



Pressure (psi) 



Axial D 



isplaceme 



;nt of Center Point 



on Window's Low 



-Pressure 



-ace (in.) 



1,000 



0.002 



0.001 



0.003 



0.003 



0.002 



0.003 



0.002 



0.001 



2,000 



0.003 



0.006 



0.004 



0.006 



0.008 



0.008 



0.005 



0.003 



3,000 



0.005 



0.010 



0.005 



0.008 



0.014 



0.014 



0.008 



0.005 



4,000 



0.012 



0.011 



0.007 



0.010 



0.020 



0.020 



0.012 



0.007 



5,000 



0.013 



0.021 



0.009 



0.013 



0.024 



0.024 



0.016 



0.009 



6,000 



0.023 



0.026 



0.011 



0.015 



0.030 



0.030 



0.021 



0.011 



7,000 



0.024 



0.032 



0.012 



0.017 



0.033 



0.033 



0.024 



0.012 



8,000 



0.033 



0.038 



0.014 



0.019 



0.039 



0.039 



0.029 



0.014 



9,000 



0.034 



0.043 



0.016 



0.021 



0.044 



0.044 



0.032 



0.016 



10,000 



0.045 



0.049 



0.018 



0.023 



0.050 



0.050 



0.037 



0.018 



11,000 



0.047 



0.054 



0.021 



0.026 



0.058 



0.058 



0.041 



0.021 



12,000 



0.056 



0.063 



0.023 



0.029 



0.065 



0.065 



0.047 



0.023 



13,000 



0.064 



0.070 



0.026 



0.031 



0.074 



0.074 



0.053 



0.026 



14,000 



0.075 



0.081 



0.035 



0.042 



0.083 



0.083 



0.063 



0.035 



15,000 



0.085 



0.091 



0.039 



0.046 



0.096 



0.096 



0.071 



0.039 



16,000 



0.096 



0.103 



0.058 



0.062 



0.110 



0.110 



0.086 



0.058 



17,000 



0.110 



0.122 



0.083 



0.080 



0.137 



0.137 



0.106 



0.083 



18,000 



0.146 



0.155 



0.114 



0.110 



0.185 



0.185 



0.142 



0.110 



19,000 



0.206 



0.206 











0.206 





Pressure at Failure (psi) 



19,450 



19,150 



19,000 



18,850 



18,850 



19,450 



19,060 



18,850 



50 



