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CIRCULAR NOZZLE BLIND PLATE or MANHOLE COVER THICKNESS CALCULATIONSProject:

DATACircular Plate Thickness, t =0.200inPlate Radius, a =10.000inUniform Plate Load, q =3.000psiYoung's Modulus, E =30,000,000psiPoisson's Ratio, v =0.285Maximum Allowable Stress of Plate Material, allowed, material =30,000.000psiMaximum Allowable Stress to be Used, allowed=25,950.000psiPlate Deflection at a Distance Away From the Center, rc =5.0000in

CALCULATIONSPlate Constant, D =21,768.12Maximum Deflection at Center, yc =-0.0886in-2.2496mmMaximum Moment, Mmax =61.59lb-in/inMaximum Stress, max =9,239.06psiMaximum Allowable Stress, max allowed =25,950.00psiIs Design OK?OKDeflection at a Location rc Away From Center, yr =-0.0624in

* Above calculations are based on a worked out Example 1 from Roark's Chapter 11.2 (pages 429-430), Seventh Edition